Inclusion Criteria-Part A: Subject must meet all of the following applicable inclusion criteria to participate in this study:
• Patients must have histologically confirmed advanced RCC (any histology). Collecting duct tumors and tumors originating from the renal pelvis or upper urinary tract are considered of urothelial origin and are excluded from this protocol.
• Patients must have at least one measurable site of disease, per RECIST 1.1, that has not been previously irradiated. If the patient has had previous radiation to the marker lesion(s), there must be evidence of progression since the radiation.
• ECOG performance status 0-2
• Have signed the current approved informed consent form Patients must have adequate organ function within 14 days prior to study entry as evidenced by screening laboratory values that must meet the following criteria: Hematological:
• White blood cell (WBC) ≥ 2000/µL
• Absolute Neutrophil Count (ANC) ≥ 1500/μL
• Platelets (Plt) ≥ 100 x103/μL
• Hemoglobin (Hgb) > 9.0 g/dL (with or without transfusion) Renal:
• Serum Creatinine ≤ 1.5 x ULN; if creatinine > 1.5, subject must demonstrate CrCl as outlined below.
• Calculated creatinine clearance ≥ 40 mL/min using Cockcroft-Gault formula Hepatic:
• Bilirubin ≤ 1.5× upper limit of normal (ULN); Except subjects with Gilbert Syndrome, who can have total bilirubin < 3.0 mg/dL
• Aspartate aminotransferase (AST) ≤ 3 × ULN
• Alanine aminotransferase (ALT) ≤ 3 × ULN
• Archival tissue is mandatory (a tumor biopsy- core or excisional) of a metastatic lesion obtained within 1 year prior to study registration (within 4 weeks preferred). Tumor tissue from nephrectomy and site of metastasis will be required. If archival tissue of a metastatic lesion obtained within the preceding year is not available, patients must have at least one site of disease (not including bone metastases) accessible for core needle or excisional biopsy. If archival tissue of a metastatic lesion is not available and biopsy of a new lesion is not feasible, the subject is not eligible for the study.
• Patients should not have received prior systemic therapy for metastatic RCC. Prior radiotherapy must have been completed at least 2 weeks prior to the administration of study drug. Patients must be 2 weeks from prior major surgery and 1 week from pre-treatment biopsy. Prior systemic adjuvant therapy (excluding with PD1 or CTLA4 pathway blockers) is allowed if treatment completed > 12 months previously.
• Women of childbearing potential (WOCBP) must use appropriate method(s) of contraception. WOCBP should use an adequate method to avoid pregnancy for 23 weeks
• Women of childbearing potential must have a negative serum or urine pregnancy test (minimum sensitivity 25 IU/L or equivalent units of HCG) during screening for registration purposes. This pregnancy test should be repeated within 24 hours prior to the start of nivolumab.
• Women must not be breastfeeding
• Men who are sexually active with WOCBP must use any contraceptive method with a failure rate of less than 1% per year Men receiving nivolumab and who are sexually active with WOCBP will be instructed to adhere to contraception for a period of 31 weeks after the last dose of investigational product Women who are not of childbearing potential (ie, who are postmenopausal or surgically sterile as well as azoospermic men do not require contraception.
• Be willing and able to comply with this protocol.
• Patients are excluded if they have active brain metastases or leptomeningeal metastases. Subjects with brain metastases are eligible if metastases have been treated and there is no magnetic resonance imaging (MRI) evidence of progression for 2 weeks of more after treatment is complete and within 28 days prior to the first dose of nivolumab administration. There must also be no requirement for immunosuppressive doses of systemic corticosteroids (> 10 mg/day prednisone equivalents) for at least 2 weeks prior to study drug administration.
• Patients with controlled brain metastases are allowed on protocol if they had solitary brain metastases that was surgically resected without recurrence or treated with SRS without progression x 4 weeks.
• Patients should be excluded if they have an active, known or suspected autoimmune disease. Subjects are permitted to enroll if they have vitiligo, type I diabetes mellitus, residual hypothyroidism due to autoimmune condition only requiring hormone replacement, psoriasis not requiring systemic treatment, or conditions not expected to recur in the absence of an external trigger.
• Patients should be excluded if they have a condition requiring systemic treatment with either corticosteroids (> 10 mg daily prednisone equivalents) or other immunosuppressive medications within 14 days of study drug administration. Inhaled or topical steroids and adrenal replacement doses > 10 mg daily prednisone equivalents are permitted in the absence of active autoimmune disease.
• As there is potential for hepatic toxicity with nivolumab or nivolumab/ipilimumab combinations, drugs with a predisposition to hepatoxicity should be used with caution in patients treated with nivolumab-containing regimen
• Active infection requiring systemic therapy
• Has any other medical or personal condition that, in the opinion of the site investigator, may potentially compromise the safety or compliance of the patient, or may preclude the patient's successful completion of the clinical trial
• Patients should be excluded if they are positive test for hepatitis B virus surface antigen (HBV sAg) or hepatitis C virus ribonucleic acid (HCV antibody) indicating acute or chronic infection
• Patients should be excluded if they have known history of testing positive for human immunodeficiency virus (HIV) or known acquired immunodeficiency syndrome (AIDS)
• Allergies and Adverse Drug Reaction
• History of allergy to study drug components
• History of severe hypersensitivity reaction to any monoclonal antibody
• Known additional malignancies within the past 3 years (excluding basal of squamous cell skin cancers, CIS or localized prostate cancer that has been treated or is being observed) Inclusion/Exclusion Criteria- Part B
• Must meet eligibility criteria for initiation of Part A with the exception of being allowed to have prior nivolumab in Part A of this protocol
• Must have evidence of either RECIST 1.1 defined Disease Progression or Stable Disease 1 year after initiating nivolumab therapy
• Must undergo repeat tumor biopsy for acquisition of resistant tumor tissue
• Must not have had a Grade ≥ 3 irAE on nivolumab monotherapy
• Must not have untreated brain metastases
• Must not have had major surgery or radiation therapy within 14 days of starting study treatment
• Must not have active autoimmune disease
• Must not have a concurrent medical condition requiring use of systemic corticosteroids with prednisone >10 mg per day
• Must not have had prior systemic therapy for Stage IV RCC (except for nivolumab as part of part A of this protocol)
• Prior solid organ or stem cell transplant

• Histologically confirmed diagnosis of a locally advanced (not amenable to curative therapy such as surgical resection) metastatic cancer of the following histologies: melanoma (MEL), Merkel cell carcinoma (MCC), triple-negative breast cancer (TNBC), renal cell carcinoma (RCC), colorectal cancer, head and neck squamous cell carcinoma (HNSCC), or sarcoma.
• Life expectancy > 12 weeks as determined by the Investigator.
• Eastern Cooperative Oncology Group (ECOG) performance status 0 or 1.
• Measurable disease per RECIST 1.1.
• Patients enrolled in Cohorts 1-8, Cohort A, Cohort B and Phase 2 Doublet must be refractory to all therapies known to confer clinical benefit to their disease.
• Fresh tumor tissue available for cellular characterization and programmed cell death protein 1 (PD-L1) status.
• Injected lesions (up to two) must be between 20 mm and 90 mm in diameter for IT injection; lesions must be accessible for baseline and on-treatment biopsies. Any liver lesion targeted for injection must not exceed 50 mm at the time of injection.
• Demonstrated adequate organ function within 14 days of Cycle 1 Day 1 (C1D1).
• Use of an investigational agent or an investigational device within 21 days before administration of first dose of study drug(s).
• Patients treated with prior interleukin-2 (IL-2).
• Patients who have been previously treated with a toll-like receptor (TLR) agonist (excluding topical agents) and patients who have received experimental cancer vaccines.
• Patients who have received systemic interferon (IFN)α within the previous 6 months prior to enrollment to the study.
• Other active malignancy, except non-melanomic skin cancer
• Evidence of clinically significant interstitial lung disease or active, noninfectious pneumonitis.
• Prior surgery or radiotherapy within 14 days of initiating study drug(s). Patients must have recovered from all radiation-related toxicities, not required corticosteroids and have not had radiation pneumonitis.
• Prolonged Fridericia's corrected QT interval (QTcF) > 450 ms for men and > 470 ms for women at Screening. History of unstable or deteriorating cardiac disease within the previous 6 months prior to screening including but not limited to the following:
• Unstable angina or myocardial infarction.
• Congestive heart failure (NYHA Class III or IV).
• Uncontrolled clinically significant arrhythmias.
• Patients with a history of any retinal disorders (e.g., retinal detachment, diabetic retinopathy, retinal hemorrhage, macular degeneration).
• Uveal melanoma will be excluded
• Patients with tumor that invade the superior vena cava or other major blood vessels. Additional inclusion and exclusion criteria for specific tumor types will apply.

• Patients must have histologically confirmed MIBC (T2-T4a, N0-N1, M0 per American Joint Commission on Cancer [AJCC]) pure or mixed histology urothelial carcinoma. Clinical node-positive (N1) patients are eligible provided the lymph nodes (LNs) are confined to the true pelvis and are within the planned surgical LN dissection template.
• The initial TURBT that showed muscularis propria invasion should be within 8 weeks prior to beginning study therapy. Patients must have sufficient baseline tumor tissue from either initial or repeat TURBTs. The local site pathologist will be asked to estimate and record the rough approximate percentage of viable tumor in the TURBT sample (initial or repeat TURBT with highest tumor content) to document at least 20% viable tumor content prior to registration.
• Patients must be ineligible for cisplatin-based chemotherapy due to any of the following:
• Creatinine clearance(CrCl) <60 mL/min with Easter Cooperative Oncology Group (ECOG) Performance Status (PS) 0-1
• Hearing impaired ≥ Grade 2 by CTCAE criteria
• Neuropathy ≥ Grade 2 by CTCAE criteria
• Heart failure New York Heart Association (NYHA) ≥ III
• Patients must be medically fit for TURBT and RC.
• Age ≥ 18 years.
• Ability to understand and willingness to sign Institutional Review Board (IRB)-approved informed consent.
• Willing to provide tumor tissue, blood, and urine samples for research.
• Adequate organ function as measured by the following criteria, obtained ≤ 4 weeks prior to registration:
• Absolute Neutrophil Count (ANC) ≥ 1000/mm³ (stable off growth factor within 4 weeks of first study drug administration)
• Platelets ≥ 100,000/mm³
• Hemoglobin ≥ 8 g/dL
• Serum Creatinine Clearance ≥ 30 mL/min using the Cockcroft-Gault formula
• Alanine Aminotransferase (ALT) and Aspartate Aminotransferase (AST) ≤ 3x Upper Limit of Normal (ULN)
• Total Bilirubin ≤ 1.5x ULN (in the absence of previously diagnosed Gilbert's disease)
• Women must not be pregnant or breastfeeding since we do not know the effects of nivolumab and lirilumab on the fetus or breastfeeding child.
• Sexually active women of child-bearing potential with a non-sterilized male partner and sexually active men must agree to use 2 methods of adequate contraception (hormonal plus barrier or 2 barrier forms) OR abstinence prior to study entry, for the duration of study participation, and for 5 months for women and 7 months for men following last dose of study drugs.
• Active or prior documented autoimmune disease within the past 2 years prior to Screening or other immunosuppressive agent within 14 days of study treatment.
• Patients may not have locally advanced unresectable or metastatic urothelial carcinoma as assessed on baseline radiographic imaging obtained within 28 days prior to study registration.
• Patients may not have concurrent upper urinary tract (i.e. ureter, renal pelvis) invasive urothelial carcinoma. Patients with history of non-invasive (Ta, Tis) upper tract urothelial carcinoma that has been definitively treated with at least one post-treatment disease assessment (i.e. cytology, biopsy, imaging) that demonstrates no evidence of residual disease are eligible.
• Patients may not have another malignancy that could interfere with the evaluation of safety or efficacy of the study drugs. Patients with a prior malignancy will be allowed without study chair approval in the following circumstances:
• Not currently active and diagnosed at least 3 years prior to the date of registration.
• Non-invasive diseases such as low risk cervical cancer or any cancer in situ.
• Localized (early stage) cancer treated with curative intent (without evidence of recurrence and intent for further therapy), and in which no chemotherapy was indicated.(e.g. low/intermediate risk prostate cancer, etc.).
• Patients may not have received any prior immune checkpoint inhibitor (i.e. anti-KIR, anti-PD-1, anti-PD-L1, or other).
• Patients may not have undergone major surgery (e.g. intra-thoracic, intra-abdominal or intra-pelvic), open biopsy or significant traumatic injury or specific anti-cancer treatment ≤ 4 weeks prior to starting study drug, or patients who have had percutaneous biopsies or placement of vascular access device ≤ 1 week prior to starting study drug, or who have not recovered from side effects of such procedure or injury.
• Patients must not have clinically significant cardiac disease.
• Patients may not have chronic active liver disease or evidence of acute or chronic Hepatitis B Virus (HBV) or Hepatitis C (HCV).
• Patients may not have known diagnosis of human immunodeficiency virus (HIV) infection. Testing is not required in absence of clinical suspicion.
• Patients may not have known diagnosis of any condition (e.g. post-hematopoietic or solid organ transplant, pneumonitis, inflammatory bowel disease, etc.) that requires chronic immunosuppressive therapy. Usage of non-steroidal anti-inflammatory medications (NSAIDS) for the treatment of osteoarthritis and uric acid synthesis inhibitors for the treatment of gout are permitted.
• Patients with any serious and/or uncontrolled concurrent medical conditions (e.g. active or uncontrolled infection, uncontrolled diabetes) or psychiatric illness that could, in the investigator's opinion, cause unacceptable safety risks or potentially interfere with the completion of the treatment according to the protocol are not eligible.
• Patients may not have any live viral vaccine used for prevention of infectious diseases within 4 weeks prior to study drug(s).
• Patients unwilling or unable to comply with the protocol.

• Diagnosis of overactive bladder with urgency urinary incontinence or mixed incontinence (urge and stress) with predominate urge, as confirmed by the MESA questionnaire;
• Women and men ≥ 18 years of age;
• Women of child-bearing age willing to practice birth control;
• At least 4 incontinent episodes associated with urgency on a 3-day voiding diary;
• At least 10 voids per day;
• Average urgency score of at least 2 as measured with IUSS on a 3-day voiding diary;
• Self-reported bladder symptoms present > 6 months;
• Documented failure of an adequate trial of first and second line therapy;
• Off all antimuscarinics and beta-3 adrenergic agonists for at least 2 weeks prior to enrollment;
• If on Tricyclic antidepressants, dosage must be stabilized for at least 3 months;
• Have no active urethral obstruction/stricture, bladder calculi or bladder tumor based on medical history;
• Normal upper urinary tract function based on medical history;
• Based on the medical opinion of the Investigator, there is no evidence of anatomic abnormalities that could jeopardize the placement of the device or pose a hazard to the subject;
• Based on the medical opinion of the Investigator, subject is willing and able to operate the patient programmer, recharging equipment, diary and has the ability to undergo study assessments and provide accurate responses;
• Based on the medical opinion of the Investigator, subject is a good surgical subject for the implant procedure;
• Capable of giving informed consent;
• Capable and willing to follow all study related procedures.
• An active implantable electronic device regardless of whether stimulation is ON or OFF;
• Pregnant as confirmed by a urine pregnancy test or plan to become pregnant during the following 12 months period;
• Primary complaint of stress urinary incontinence;
• Less than 1 year post-partum and/or are breast-feeding;
• Neurogenic bladder (i.e. Multiple sclerosis, Parkinson's, Spinal Cord Injury);
• Patients with spinal hardware that would limit access to the sacrum;
• Botox use in bladder or pelvic floor muscles in the past nine months;
• Have a post-void residual urine volume >150 cc at baseline;
• Current urinary tract infection (UTI);
• Previous treatment with sacral neuromodulation;
• Previous treatment with percutaneous tibial nerve stimulation, pelvic floor muscle stimulation, or biofeedback within the past 60 days;
• Conditions requiring Magnetic Resonance Imaging (MRI) evaluation or diathermy procedures;
• Inability to operate the CAN-Stim System or InterStim System;
• Diabetes with peripheral nerve compromise or severe uncontrolled diabetes (HbA1C 8.5 or greater);
• History of coagulopathy or bleeding disorder;
• History of pelvic pain as primary diagnosis (VAS score of > 4) at baseline;
• Anatomical restrictions such that device placement is not possible;
• Are currently participating or have participated within the past 30 days in any clinical investigation involving or impacting urinary or renal function;
• Have a life expectancy of less than 1 year;
• Cannot independently comprehend and complete the questionnaires and diaries;
• Deemed unsuitable for enrollment by the investigator based on history or physical examination (including bleeding disorders or anticoagulant medications, and peripheral neuropathy).

• Adult female patient 50 to 75 years of age who has primary and moderate-to-severe symptoms of SUI for at least 6 months, as confirmed by patient medical history and clinical symptoms, including a focused incontinence evaluation.
• Must be willing and able to comply with the study procedures, be mentally competent and able to understand all study requirements, and must agree to read and sign the informed consent form prior to any study-related procedures.
• Must have completed 100% of the screening 3-day diary evening reports.
• Patient has symptoms of only urge incontinence as confirmed by basic evaluation of etiology from a patient medical history, including a focused incontinence history.
• Patient has symptoms of mixed urinary incontinence where urge incontinence is the predominant factor.
• Patient has had stress urinary incontinence symptoms less than 6 months prior to signing the informed consent.
• Patient has not previously attempted conservative treatment prior to signing the informed consent. (Examples of conservative treatment include behavior modifications, bladder exercises, biofeedback, pelvic floor muscle therapy, etc.)
• Patient BMI ≥ 35.
• Patient routinely has more than 2 episodes of awakening to void during normal sleeping hours.
• If taking a medication known to affect lower urinary tract function, including but not limited to, anticholinergics, beta 3 adrenergic receptor agonists, tricyclic antidepressants, serotonin-norepinephrine reuptake inhibitor (SNRI) or selective serotonin reuptake inhibitor (SSRI) antidepressants, diuretics, or alpha-adrenergic blockers, patient cannot be maintained on a stable dose and/or frequency of medication (including diuretics), cannot be maintained on a stable dose and/or frequency for at least 2 weeks prior to screening or is likely to change during the course of the study.
• History of cancer in pelvic organs, ureters, or kidneys.
• Patient is pregnant, lactating, or plans to become pregnant during the course of the study.

• 18-80 years old
• Severe renal impairment (CrCl < 30 mL/min)
• Undergoing non-emergent surgery that requires neuromuscular blockade
• Planned extubation in the operating room immediately after surgery
• American Society of Anesthesiologists (ASA) physical status classification 3 to 4
• Willing and able to consent in English or Spanish
• No personal history of neuromuscular disease
• Age less than 18 or older than 80
• Patient does not speak English or Spanish
• Planned postoperative intubation/ventilation
• Allergy to sugammadex, neostigmine, glycopyrrolate, cisatracurium, or rocuronium
• Family or personal history of malignant hyperthermia
• Patient refusal
• Pregnant or nursing women
• "Stat" (emergent) cases
• Pre-existing muscle weakness of any etiology
• Patients on toremifene (a selective estrogen receptor modulator)
• Women on oral contraceptives who do not wish to use a non-hormonal method of contraception for 7 days following surgery

• Metastatic renal cell carcinoma with limited measurable extracranial metastases (Limited metastases, or oligometastases, defined as ≤3 sites of metastasis).
• Radiographic evidence of metastatic disease.
• For previous established metastatic status, repeat biopsy is not required.
• Prior surgery, or radiation is permitted.
• Subjects with brain metastasis as assessed by contrast MRI or contrast CT scans.
• Subjects with previous history of brain metastasis.
• Subjects received prior systemic therapy, except one line of immuno- or cytokine therapy (e.g. prior IL-2 or any single or combination of checkpoint inhibitors)
• Subjects with ≥3 unfavorable prognostic factors defined by Motzer et al. (1999), (KPS <80 %, Hgb < LLN, LDH >1.5x normal, corrected serum calcium >10mg/dl and absence of prior nephrectomy), Patients with 0, 1-2, and ≥3 factors had time to death of 20 months, 10 months and 4 months.
• Subjects with life expectancy < 6 months.
• Subjects may not be receiving any other investigational agents.
• Subjects must not be pregnant due to the potential for congenital abnormalities and the potential of this regimen to harm nursing infants.

• Metastatic renal cell carcinoma with systemic therapy (oligo-progression defined as ≤3 sites of metastasis).
• Radio-graphic evidence of metastatic disease.
• Subjects with ≥3 unfavorable prognostic factors defined by IMDC (International Metastatic Renal Cell Carcinoma).
• Subjects with history of or new brain metastasis.

Key 1. The patient or parent/legal guardian (as appropriate) is willing and able to provide signed informed consent, and where required, the patient is willing to provide assent, prior to any screening procedures. 2. The patient has biopsy-proven primary focal segmental glomerulosclerosis (FSGS) or documentation of a genetic mutation in a podocyte protein associated with FSGS. 3. Sites within the US: The patient is male or female aged 8 to 75 years, inclusive. Sites outside the US: The patient is male or female aged 18 to 75 years, inclusive. 4. The patient has a urine protein/creatinine (Up/C) ≥1.5 g/g at screening. 5. The patient has an eGFR ≥30 mL/min/1.73 m2 at screening. 6. Women of childbearing potential (WOCBP) must agree to the simultaneous use of 2 medically accepted methods of contraception from Day 1/Randomization until 90 days after the last dose of study medication. 7. Males must be surgically sterile (more than 3 months post-vasectomy) or must agree to the use of medically accepted methods of contraception that are considered highly reliable from Day 1/Randomization until 90 days after the last dose of study medication. Key 1. The patient has FSGS secondary to another condition. 2. The patient has positive serological tests of primary or secondary glomerular injury not consistent with a diagnosis of primary or genetic FSGS. 3. The patient has a history of type 1 diabetes mellitus, uncontrolled type 2 diabetes mellitus. 4. The patient has undergone any organ transplantation, with the exception of corneal transplants, or has received certain immunosuppressive medications. 5. The patient has a documented history of heart failure, coronary artery disease or cerebrovascular disease. 6. The patient has significant liver disease. 7. The patient is positive at screening for the human immunodeficiency virus (HIV) or markers indicating acute or chronic hepatitis B infection or hepatitis C infection. 8. The patient has a history of malignancy other than adequately treated basal cell or squamous cell skin cancer or cervical carcinoma within the past 2 years. 9. The patient has disqualifying laboratory abnormalities during a screening. 10. The patient is >18 years of age with a body mass index (BMI) >40, or is ≤18 years of age with a BMI in the 99th percentile plus 5 units at screening. 11. The patient has a history of alcohol or illicit drug use disorder. 12. The patient has a history of serious side effect or allergic response to any angiotensin II antagonist or endothelin receptor antagonist. 13. The female patient is pregnant, plans to become pregnant during the course of the study, or is breastfeeding. 14. The male patient plans to father a child during the course of the study. 15. The patient, in the opinion of the Investigator, is unable to adhere to the requirements of the study, including the ability to swallow the study medication capsules whole.

• Patients are eligible under ONE of the following criteria:
• For all cohorts except the gestational trophoblastic disease (GTD) (Cohort #47), patients must have histologically and/or biochemically confirmed rare cancer and must be able to submit specimens. To be eligible for the GTD cohort: patients must have disease confirmed by quantitative serum beta-human chorionic gonadotropin (hCG) within 28 days prior to registration and must be able to submit blood specimens (tissue submission is not required for patients who will be registered to the GTD cohort [Cohort #47]); NOTE: Subsequent to site's Institutional Review Board (IRB) approval of revision 3, patients are NOT required to participate in EAY131 "National Cancer Institute (NCI)-Molecular Analysis for Therapy Choice (MATCH)" to register to S1609 OR
• FOR PATIENTS WITH PD-L1 AMPLIFICATION ONLY: All solid tumors (excluding lymphoma) are allowed for the PD-L1 amplified cohort if they have PD-L1 amplification; PD-L1 amplification is defined as having deoxyribonucleic acid (DNA) copy number of equal to or greater than six by any of the following Clinical Laboratory Improvement Act (CLIA)-approved next generation sequencing (NGS) tests: Foundation Medicine, Caris, MSK Impact, MD Anderson, Tempus, or Neogenomics; (fluorescence in situ hybridization [FISH] is not allowed); the assay must be done at or after the diagnosis of advanced disease, but PRIOR TO REGISTRATION OR
• FOR PATIENTS ENROLLED IN EAY131 "NCI-MATCH" PRIOR TO EAY131 ADDENDUM 10 ONLY: Patients must have histologically confirmed rare cancer that did not have a match to a molecularly-guided therapy on EAY131 "NCI-MATCH" protocol or who are off protocol treatment on EAY131, "NCI-MATCH" and have no further molecularly-matched treatment recommendations per EAY131, "NCI-MATCH" or who are otherwise unable to receive EAY131, "NCI-MATCH" therapy
• Patients who do not qualify for one of the histologic cohorts and are not on the ineligible histology list may be considered for registration in the "Not Otherwise Categorized" Rare Tumors cohort with confirmation of at least one of the study chairs via email
• NOTE: The "Not Otherwise Categorized" Rare Tumors cohort was permanently closed to accrual on 3/15/2019
• Patients who are determined to have a rare cancer with unknown primary site are eligible under cohort #32 (tumor of unknown primary [cancer of unknown primary; CuP]), provided that there is histologic documentation of metastatic malignancy with no discernible primary site identified from histopathologic review, physical exam and associated cross-sectional imaging of the chest, abdomen, and pelvis
• NOTE: The "Tumor of unknown primary (Cancer of Unknown Primary; CuP" cohort was permanently closed to accrual on 12/22/2017
• Patients must also meet one of the following:
• Patients must have progressed following at least one line of standard systemic therapy and there must not be other approved/standard therapy available that has been shown to prolong overall survival (i.e. in a randomized trial against another standard treatment or by comparison to historical controls); patients who cannot receive other standard therapy that has been shown to prolonged survival due to medical issues will be eligible, if other eligibility criteria are met; OR
• Patients for whose disease no standard treatment exists that has been shown to prolong overall survival
• For all cohorts except the GTD cohort (Cohort #47): Patients must have a diagnostic quality computed tomography (CT) scan or magnetic resonance imaging (MRI), performed within 28 days prior to registration, which demonstrates measurable disease, as defined in RECIST v. 1.1; scans must include imaging of the chest, abdomen and pelvis, with the exception of patients with head/neck cancer, who must have imaging of the chest, abdomen, pelvis and neck; if there is clinical suspicion for bone metastases at the time of enrollment (in the judgement of the treating investigator) bone scan should be performed; bone scans done within 42 days prior to registration may be used to establish baseline condition at registration
• No other prior malignancy is allowed except for the following:
• Adequately managed stage I or II cancer from which the patient is currently in complete remission
• Any other cancer from which the patient has been disease free for one year
• Adequately managed stage I or II follicular thyroid or prostate cancer is also eligible, wherein patient is not required to be in complete remission
• Note: Second primary tumors are not allowed concurrent with any of the eligible rare cancers
• For all cohorts except the PD-L1 amplified tumors cohort (Cohort # 50): Patients may have received either prior anti-CTLA4 or other prior anti-PD-1/anti-PD-L1 therapy, but not both, provided that it is completed >= 4 weeks prior to registration. To be eligible for the PD-L1 amplified tumors cohort (Cohort #50): Patients must not have received anti-PD-1/anti-PD-L1 therapy; prior anti-CTLA-4 is allowed provided that it is completed >= 4 weeks prior to registration
• Patients who had prior grade 3 or higher immune-related adverse event (e.g. pneumonitis, hepatitis, colitis, endocrinopathy) with prior immunotherapy (e.g. cancer vaccine, cytokine, etc.) are not eligible
• Patients with clinically controlled thyroiditis or pituitary disorders on stable replacement therapy are eligible
• Patients are not eligible if they have had or are planned for solid organ transplant
• Patients with autoimmune disease who are otherwise eligible must not have received steroid and immunosuppressive therapy within 28 days prior to registration
• Patients with brain metastases or primary brain tumors must have completed treatment, surgery or radiation therapy >= 28 days prior to registration and have stable disease at time of registration; these patients must also have a CT or MRI of the brain to evaluate for CNS disease within 42 days prior to registration to S1609; metastatic brain parenchymal disease must have been treated and patient must be off steroids for 7 days prior to registration
• Patients must not currently be receiving any other investigational agents or any other systemic anti-cancer therapy (including radiation, excluding RANKL inhibitors and bisphosphonates); in event patient recently received any other systemic anti-cancer therapy, patient must be off therapy at least 7 days prior to registration and any therapy-induced toxicity must have recovered to =< grade 1, except alopecia and =< grade 2 neuropathy which are allowed; any planned radiation therapy must be completed before registration to S1609
• Patients must not have prior history of allergy or known hypersensitivity to nivolumab or ipilimumab
• Hormonal or endocrine blockade is permitted as long as patient has demonstrated progression on prior therapy (e.g. gonadotrophin releasing hormone [GnRH], somatostatin); long-acting somatostatin analogs (including octreotide) and androgen deprivation treatment (including long-acting leuprolide) are permitted while on protocol therapy
• Patients must have a Zubrod performance status of 0-2
• Absolute neutrophil count (ANC) >= 1,000/mcL (within 28 days prior to registration)
• Platelets >= 75,000/mcL (within 28 days prior to registration)
• Hemoglobin >= 8 g/dL (within 28 days prior to registration)
• Total bilirubin =< 2.0 x institutional upper limit of normal (IULN) or for documented/suspected Gilbert's disease, total bilirubin =< 3.0 x IULN (within 28 days prior to registration)
• Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) both =< 3 x IULN (within 28 days prior to registration)
• Serum creatinine =< 2.0 x IULN (within 28 days prior to registration)
• Creatinine clearance (CrCl) >= 50 mL/min., as estimated by the Cockcroft and Gault formula; estimated creatinine clearance is based on actual body weight (within 28 days prior to registration)
• Patients must have adequate thyroid function, as evidenced by either thyroid-stimulating hormone (TSH) or, free thyroxine (T4) serum tests demonstrating values within the normal range, within 28 days prior to registration; Note: TSH, with reflex T4 is allowable if per institutional standard; patients who have undergone thyroidectomy or who are on thyroid suppression for their cancer are not required to have normal TSH and free T4
• Patients must have adequate adrenal axis function, as evidenced by adrenocorticotropic hormone (ACTH) values within the institutional normal ranges OR cortisol levels within institutional normal ranges (ante meridiem [AM] cortisol preferred), within 28 days prior to registration; Note: ACTH and cortisol levels are not required for patients with primary adrenal tumors (e.g. adrenocortical carcinoma)
• For women of childbearing potential, the local investigator must rule out pregnancy; Except for Cohorts 13 and 47, where tumor types may express beta-hCG, women of childbearing potential must have a serum or urine pregnancy test within 7 days prior to registration; for Cohorts 13 and 47, where tumor types may produce hCG (e.g. germ cell tumors or trophoblastic disease), other pregnancy exclusion methods should be used to rule out pregnancy, such as ultrasound examination, documented history of effective contraception, or documented infertility; all females of childbearing potential must have been demonstrated not to be pregnant within 7 days prior to registration and agree to use birth control throughout study and for 23 weeks after completion of protocol therapy; patients must not be pregnant or nursing due to risk of fetal or nursing infant harm; women of childbearing potential must have agreed to use an effective contraceptive method; a woman is considered to be of "childbearing potential" if she has had menses at any time in the preceding 12 consecutive months; in addition to routine contraceptive methods, "effective contraception" also includes heterosexual celibacy and surgery intended to prevent pregnancy (or with a side-effect of pregnancy prevention) defined as a hysterectomy, bilateral oophorectomy or bilateral tubal ligation; however, if at any point a previously celibate patient chooses to become heterosexually active during the time period for use of contraceptive measures outlined in the protocol, she is responsible for beginning contraceptive measures
• Men of reproductive potential must have agreed to use birth control throughout the study and for 31 weeks after completion of protocol therapy; in addition to routine contraceptive methods, "effective contraception" also includes heterosexual celibacy and surgery intended to prevent pregnancy (vasectomy); however, if at any point a previously celibate patient chooses to become heterosexually active during the time period for use of contraceptive measures outlined in the protocol, he is responsible for beginning contraceptive measures
• Patients must not have known active hepatitis B virus (HBV) or hepatitis virus (HCV) infection at time of registration; patients with HBV or HCV that have an undetectable viral load, or in the opinion of the treating investigator is well-controlled, are eligible
• Patients who are known to be human immunodeficiency virus (HIV)-positive at registration are eligible at the time of registration:
• CD4+ cell count greater or equal to 250 cells/mm^3
• No history of non-malignancy acquired immunodeficiency syndrome (AIDS)-defining conditions other than historical low CD4+ cell counts
• Patients must not have active autoimmune disease that has required systemic treatment in past 2 years (i.e., with use of disease modifying agents, immunosuppressive drugs, or corticosteroids with doses higher than prednisone 10 mg or equivalent); replacement therapy (e.g., thyroxine, insulin, or physiologic corticosteroid replacement therapy for adrenal or pituitary insufficiency, etc.) is not considered a form of systemic treatment; autoimmune diseases include but are not limited to autoimmune hepatitis, inflammatory bowel disease (including ulcerative colitis and Chron's disease), as well as symptomatic disease (e.g. rheumatoid arthritis, systemic progressive sclerosis [scleroderma], systemic lupus erythematosus, autoimmune vasculitis [e.g., Wegener's Granulomatosis]); CNS or motor neuropathy considered of autoimmune origin (e.g., Guillain-Barre syndrome and myasthenia gravis, multiple sclerosis or glomerulonephritis); vitiligo, alopecia, hypothyroidism on stable doses of thyroid replacement therapy, psoriasis not requiring systemic therapy within the past 2 years is permitted; short-term steroid premedication for contrast allergy is permitted
• Patients must not have any uncontrolled intercurrent illness including (not limited to): symptomatic congestive heart failure (CHF) (New York Heart Association [NYHA] III/IV), unstable angina pectoris or coronary angioplasty, or stenting within 24 weeks prior to registration, unstable cardiac arrhythmia (ongoing cardiac dysrhythmias of NCI Common Terminology Criteria for Adverse Events [CTCAE] version [v] 4 grade >= 2), known psychiatric illness that would limit study compliance, intra-cardiac defibrillators, known cardiac metastases, or abnormal cardiac valve morphology (>= grade 3)
• Note: Patients with history of CHF or patients who are deemed at risk because of underlying cardiovascular disease or exposure to cardiotoxic drugs should have an electrocardiogram (EKG) and echocardiogram (ECHO), as clinically indicated, at baseline and at the start of each cycle; patients who have evidence at baseline (or subsequently) of CHF, myocardial infarction (MI), cardiomyopathy, or myositis cardiac evaluation (NYHA I/II) should have additional consult by a cardiologist, including review of EKG, creatine phosphokinase (CPK), troponin, echocardiogram, as clinically indicated
• Patients must have amylase or lipase within =< 1.5 x IULN without symptoms of pancreatitis at registration, within 28 days prior to registration
• Patients must not have symptomatic interstitial lung disease or pneumonitis
• Patients must have fully recovered from any adverse effects of major surgery (to =< grade 1) at least 14 days prior to registration

1. Aged ≥ 12 years 2. At least 1 symptomatic stone event (passage or procedural intervention) within 3 years prior to enrollment 3. Low 24‐hr urine volume 1. ≥18 years old: <1.8 L/day 2. <18 years old: <20 ml/Kg/day up to 1.8L/day 4. Able to provide informed consent (parental permission for children) 5. Owning and willing to use a smartphone or other device (e.g., tablet) compatible with the study‐provided wireless enabled "smart" bottle 1. Spinal cord injury 2. Currently undergoing active treatment for cancer except basal cell skin cancer, or patients with a history of cancer who completed their initial therapy <1 year before screening. 3. Known infectious (struvite), monogenic or other causes of stone disease for which therapies are likely to significantly alter course of stone disease 1. Cystinuria 2. Primary hyperoxaluria 3. Primary xanthinuria 4. Primary hyperparathyroidism 5. Sarcoidosis 6. Medullary sponge kidney 4. History or presence of hyponatremia (serum sodium <130 mmol/L) or hypo‐osmolality (serum osmolality <275 mosm/kg) 5. Study participants with comorbidities that preclude high fluid intake or prior surgery precluding high fluid intake or leading to GI fluid losses 1. History of or current Crohn's disease, ulcerative colitis, short gut syndrome (e.g. ileostomy, bowel bypass surgery to treat obesity, small bowel resection), chronic diarrhea, or GI tract ostomy. 2. History of malabsorptive (e.g., Roux‐en‐Y gastric bypass) or restrictive (e.g., sleeve gastrectomy) bariatric surgery procedures 3. Congestive heart failure i. NYHA class II or greater, and/or ii. Hospital admission in the past year for heart failure d. Lung disease with a home oxygen requirement e. Chronic kidney disease (eGFR <30 ml/min/1.7 m2 over a 3‐month period) i. For adults (age ≥18), we will use the CKD‐Epi equation which requires the measurement of serum creatinine only. ii. For children (age <18), we will use the bedside Schwartz (CKiD) formula. f. Nephrotic syndrome (>3.5 grams of protein per 24 hours) g. Cirrhosis with ascites 6. Women who are currently pregnant or planning pregnancy within 2 years. 7. Renal transplant recipient 8. Bedridden study participants (ECOG ≥ 3) 9. Uncorrected anatomical obstruction of the urinary tract 10. History of recurrent urinary tract infections (> 3 UTI/year proven by urine culture) 11. Exclusions due to medication use: 1. Chronic use of lithium 2. Long‐term glucocorticoid use (> 7.5 mg prednisone daily for > 30 days prior to enrollment) 3. Intake of narcotic medication on a daily basis for >30 days prior to enrollment 4. Supplemental Vitamin C (> 1 g daily) 12. Individuals with stones that have developed after the initiation of medications that are strongly associated with USD such as carbonic anhydrase inhibitors (acetazolamide, topiramate, zonisamide), high dose vitamin C (> 1 g daily), high dose calcium supplementation (> 1,200 mg daily) AND who have discontinued or plan to discontinue these medications. 13. Individuals taking medications that may crystallize in the urine (guaifenesin, sulfonamides, triamterene, and the protease inhibitors indinavir and nelfinavir) AND who have discontinued or plan to discontinue these medications. Note: Individuals who are on long‐term medications that increase the risk of stone disease, who cannot stop these medications due to other chronic conditions (e.g., HIV) and who may reduce their risk for stone recurrence through increased fluid intake, will be eligible to participate in the trial. Examples of these medications include: 1. Carbonic anhydrase inhibitors (acetazolamide, topiramate, zonisamide) 2. Medications that may crystallize in the urine (guaifenesin, sulfonamides, triamterene, and the protease inhibitors indinavir and nelfinavir). 14. Study participants <2 yrs life expectancy 15. Non‐English Speakers 16. History of Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH) 17. Anatomical urologic abnormalities including ileal conduits, horseshoe kidney, megaureter or solitary kidney. 18. Psychiatric conditions impairing compliance with the study 19. Vulnerable population (prisoner and/or cognitive impairment that the investigator feels will impact the study participant's ability to participate in the protocol) 20. Individual who will be unable to participate in the protocol in the judgment of the investigator.

1. Orthotopic heart transplantation 2. Age < 21 years at time of transplant 3. Stable immunosuppression at the time of randomization with no contraindication to everolimus, tacrolimus, or mycophenolate mofetil 4. Planned follow-up at a study site for the 30 month duration of the study. 5. Subject or legal adult representative capable of providing informed consent (in general, assent will be sought for children aged 12 years or older). 1. Multi-organ transplant (e.g. heart-lung or heart-liver). 2. Known hypersensitivity to everolimus, sirolimus, tacrolimus or mycophenolate mofetil (MMF), or to components of the drug products. 3. Patients on maintenance corticosteroid therapy exceeding a dose equivalent of prednisone 0.1 mg/kg/day at randomization. 4. High-risk for rejection defined as active rejection, recurrent (≥ 2 episodes of grade 2R rejection) cellular rejection, recurrent rejection (≥ 2 episodes of any grade) with hemodynamic compromise, steroid-resistant rejection or unresolved antibody-mediated rejection during the first 6 months post-heart transplant 5. Graft dysfunction (LVEF <40% or wedge pressure >22 mmHg or cardiac index <2.2 L/min/m2) 6. Stage 4 or 5 CKD (eGFR <30 ml/min/1.73 m2) or moderate proteinuria (urine protein to urine creatinine ratio >0.5 mg/mg). 7. Active infection requiring hospitalization or treatment dose medical therapy. 8. Patients with ongoing wound healing problems, clinically significant wound infection requiring continued therapy or other severe surgical complication in the opinion of the Site Principal Investigator. 9. Fasting Serum Cholesterol ≥300 mg/dL OR greater than or equal to 7.75 mmol/L, AND fasting triglycerides ≥2.5x the upper limit of normal (ULN). Note: In case one or both of these thresholds are exceeded, the patient can only be included after initiation of appropriate lipid lowering medication, and reduction of serum cholesterol and triglyceride levels to below exclusion ranges is confirmed. 10. Uncontrolled diabetes mellitus. 11. Diagnosis of post-transplant lymphoproliferative disorder (PTLD) during the first 6 months post-heart transplant. 12. History of non-adherence to medical regimens. 13. Patients who are treated with drugs that are strong inducers or inhibitors of cytochrome P450 3A4 (CYP3A4) and cannot discontinue the treatment 14. Patients who are pregnant or breast-feeding or intend to get pregnant during the study period.

1. Cytologically or histologically and radiologically confirmed solid tumor that is inoperable, locally advanced, metastatic, or recurrent:
• Dose-Escalation Stage:
• Subjects with UC (including renal pelvis, ureter, bladder, urethra) after prior platinum-based therapy, or
• Subjects with RCC (clear cell, non-clear cell histology) with or without prior systemic anticancer therapy
• Expansion Stage:
• Inoperable locally advanced or metastatic solid tumor (UC, RCC, CRPC, NSCLC, TNBC, OC, EC, HCC, GC/GEJC, CRC, H&N cancer, and DTC as outlined above) 2. Measurable disease per RECIST 1.1 as determined by the investigator. 3. Tumor tissue material available (archival or recent tumor biopsy) 4. Recovery to baseline or ≤ Grade 1 CTCAE v4 from toxicities related to any prior treatments, unless AE(s) are clinically nonsignificant and/or stable on supportive therapy. 5. Age eighteen years or older on the day of consent. 6. Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 or 1. 7. Adequate organ and marrow function. 8. Sexually active fertile subjects and their partners must agree to use medically accepted methods of contraception. 9. Female subjects of childbearing potential must not be pregnant at screening. 1. Prior treatment with cabozantinib or immune checkpoint inhibitors including anti-CTLA-4, anti-PD-1, anti-PD-L1, or anti-PD-L2 therapy except in Expansion Cohorts 5, 7,19 and 20. Other restrictions regarding prior therapy may apply. 2. Known brain metastases or cranial epidural disease unless adequately treated and stable for at least 4 weeks before first dose of study treatment. 3. Concomitant anticoagulation with oral anticoagulants. 4. Subject is receiving systemic steroid therapy or any other form of immunosuppressive therapy within 2 weeks prior to first dose of study treatment. 5. Administration of a live, attenuated vaccine within 30 days before first dose of study treatment. 6. The subject has uncontrolled, significant intercurrent or recent illness, including, but not limited to, an active or history of autoimmune disease or immune deficiency; idiopathic pulmonary fibrosis, organizing pneumonia, pneumonitis; active infection requiring systemic treatment, infection with human immunodeficiency virus (HIV), AIDS-related illness, acute or chronic hepatitis B or C infection, positive test for tuberculosis, moderate to severe hepatic impairment (Child-Pugh B or C). 7. Pregnant or lactating females. 8. Previously identified allergy or hypersensitivity to components of the study treatment formulations. 9. Diagnosis of another malignancy within 2 years before first dose of study treatment.

• CKD patients classified as Stage 3 and 4 of National Kidney Foundation Classification with estimated glomerular filtration rate (GFR) between 15 and 59 mL/min/1.73 m2 according to the Modification of Diet in Renal Disease (MDRD) formula based on serum creatinine, age, gender, and race.
• Men and women 35 to 70 years of age
• Allergy to Glitazones
• Myocardial infarction
• Heart failure
• Angina
• History of kidney stones
• Liver disease (abnormal liver enzymes)
• Anemia (hemoglobin <8 g/dl)
• Cancer with current treatment
• Previous organ transplantation
• Immunosuppressant therapy
• Human immunodeficiency virus infection
• Pregnancy or lactating
• Current tobacco use
• Dilantin and oral contraceptive usage due to potential drug interaction with glitazones
• Self-identified history of hypoglycemia

• Metastatic disease defined as new or progressive lesions on cross-sectional imaging or bone scan. Patients must have at least:
• One measurable site of disease as per Response Evaluation Criteria in Solid Tumors (RECIST) version (v) 1.1
• One bone lesion on bone scan (tec99 or sodium fluoride [NaF] positron emission tomography [PET]/computed tomography [CT], CT, or magnetic resonance imaging [MRI]) for the bone-only cohort
• Histologically confirmed diagnosis of metastatic: small cell carcinoma of the bladder; adenocarcinoma of the bladder; squamous cell carcinoma of the bladder; plasmacytoid urothelial carcinoma; any penile cancer; sarcomatoid renal cell carcinoma; sarcomatoid urothelial carcinoma; renal medullary carcinoma or other miscellaneous histologic variants of the urothelial carcinoma, such as, but not limited to micropapillary, giant cell, lipid-rich, clear cell and nested variants, large cell neuroendocrine carcinoma, lymphoepithelioma-like carcinoma and mixed patterns will be considered, as well as small cell neuroendocrine prostate cancer, testicular Sertoli or Leydig cell tumors, and papillary and chromophobe renal cell carcinoma (RCC)
• Hematoxylin and eosin (H&E) slides from diagnostic tumor tissue for retrospective central pathology review
• Patients may have received any number of prior anti-cancer treatments or be treatment naive (with the exception of patients with small cell carcinoma of the bladder, whom should have received a platinum-based combination regimen either as neoadjuvant, adjuvant or first-line treatment)
• Patients must be able to swallow oral formulation of the tablets
• Karnofsky performance status >= 70%
• Absolute neutrophil count (ANC) >= 1,200/mcL
• Platelet count >= 75,000/mcL
• Total bilirubin =< 1.5 x upper limit of normal (ULN). For subjects with known Gilbert's disease or similar syndrome with slow conjugation of bilirubin, total bilirubin =< 3.0 mg/dL
• Aspartate aminotransferase (AST)/alanine aminotransferase (ALT) =< 3.0 x institutional upper limit of normal (ULN) (or =< 5 x ULN for patients with liver metastases or Gilbert's disease)
• Creatinine =< 1.5 x upper limit of normal (ULN) OR creatinine clearance >= 40 mL/min/1.73 m^2 (calculated using the Chronic Kidney Disease Epidemiology [CKD-EPI] equation or Cockcroft-Gault formula) for patients with creatinine levels above institutional normal
• Hemoglobin >= 9 g/dL (transfusion of packed red blood cells [PRBCs] allowed)
• Serum albumin >= 2.8 g/dL
• Lipase and amylase =< 2.0 x ULN and no radiologic (on baseline anatomical imaging) or clinical evidence of pancreatitis
• Prior treatment with MET or VEGFR inhibitors is allowed. However, prior cabozantinib will not be allowed. Also, patients that have received both prior MET or VEGF and prior PD-1/PD-L1/CTLA-4 (sequentially or in combination) are also not allowed
• Prior treatment with any therapy on the PD-1/PD-L1 axis or anti- CTLA-4/CTLA-4 inhibitors is allowed, either in the perioperative or in the metastatic setting. However, patients that have received both prior MET or VEGF and prior PD-1/PD-L1/CTLA-4 (sequentially or in combination) are not allowed
• Human immunodeficiency virus (HIV)-positive patients are eligible if on stable dose of highly active antiretroviral therapy (HAART), no clinically significant drug-drug interactions are anticipated with the current HAART regimen, CD4 counts are greater than 350 and viral load is undetectable
• Patients with rheumatoid arthritis and other rheumatologic arthropathies, Sjogren's syndrome and psoriasis controlled with topical medication only and patients with positive serology, such as antinuclear antibodies (ANA), anti-thyroid antibodies etc. are eligible but should be considered for rheumatologic evaluation for the presence of target organ involvement and potential need for systemic treatment
• Patients with vitiligo, endocrine deficiencies including thyroiditis managed with replacement hormones or medications (e.g. thyroiditis managed with propylthiouracil [PTU] or methimazole) including physiologic oral corticosteroids are eligible
• Patients who have evidence of active or acute diverticulitis, intra-abdominal abscess, and gastrointestinal (GI) obstruction, within 12 months are not eligible
• Women of childbearing potential must have a negative pregnancy test =< 7 days prior to registration
• Women of childbearing potential include women who have experienced menarche and who have not undergone successful surgical sterilization (hysterectomy, bilateral tubal ligation, or bilateral oophorectomy) or are not postmenopausal. Post menopause is defined as amenorrhea >= 12 consecutive months. Note: women who have been amenorrheic for 12 or more months are still considered to be of childbearing potential if the amenorrhea is possibly due to prior chemotherapy, antiestrogens, ovarian suppression or any other reversible reason
• Pregnant women may not participate in this study because with cabozantinib, nivolumab, and ipilimumab have potential for teratogenic or abortifacient effects. Because there is an unknown but potential risk for adverse events in nursing infants secondary to treatment of the mother with cabozantinib, nivolumab, and ipilimumab, breastfeeding should be discontinued if the mother is treated with these agents
• The patient has received no cytotoxic chemotherapy (including investigational cytotoxic chemotherapy) or biologic agents (e.g., cytokines or antibodies) within 2 weeks before the first dose of study treatment
• The patient has received no radiation therapy:
• To the lungs and mediastinum or abdomen within 4 weeks before the first dose of study treatment, or has ongoing complications, or is healing from prior radiation therapy
• To brain metastasis within 3 weeks for whole-brain radiotherapy (WBXRT), and 2 weeks for stereotactic body radiation therapy (SBRT) before the first dose of study treatment
• To any other site(s) within 2 weeks before the first dose of study treatment
• The patient has received no radionuclide treatment within 6 weeks of the first dose of study treatment
• The patient has received no prior treatment with a small molecule kinase inhibitor within 14 days or five half-lives of the compound or active metabolites, whichever is longer, before the first dose of study treatment
• The patient has received no prior treatment with hormonal therapy within 14 days or five half-lives of the compound or active metabolites, whichever is longer, before the first dose of study treatment. Subjects receiving gonadotropin-releasing hormone (GnRH) agonists and antagonists are allowed to participate
• The patient has not received any other type of investigational agent within 14 days before the first dose of study treatment
• The patient must have recovered to baseline or Common Terminology Criteria for Adverse Events (CTCAE) =< grade 1 from toxicity due to all prior therapies except alopecia, neuropathy and other non-clinically significant adverse events (AEs) defined as lab elevation with no associated symptoms or sequelae
• The patient may not have active brain metastases or epidural disease. Patients with brain metastases previously treated with whole brain radiation or radiosurgery or subjects with epidural disease previously treated with radiation or surgery who are asymptomatic and do not require steroid treatment for at least 2 weeks before starting study treatment are eligible. Neurosurgical resection of brain metastases or brain biopsy is permitted if completed at least 3 months before starting study treatment. Baseline brain imaging with contrast-enhanced computed tomography (CT) or magnetic resonance imaging (MRI) scans for subjects with known brain metastases is required to confirm eligibility
• No concomitant treatment with warfarin. Aspirin (up to 325 mg/day), thrombin or factor Xa inhibitors, low-dose warfarin (=< 1 mg/day), prophylactic and therapeutic low molecular weight heparin (LMWH) are permitted
• No chronic concomitant treatment with strong CYP3A4 inducers (e.g., dexamethasone, phenytoin, carbamazepine, rifampin, rifabutin, rifapentine, phenobarbital, and St. John's wort) or strong CYP3A4 inhibitors
• Because the lists of these agents are constantly changing, it is important to regularly consult medical reference texts such as the Physicians' Desk Reference may also provide this information. As part of the enrollment/informed consent procedures, the patient will be counseled on the risk of interactions with other agents, and what to do if new medications need to be prescribed or if the patient is considering a new over-the-counter medicine or herbal product
• The patient has not experienced any of the following:
• Clinically-significant gastrointestinal bleeding within 6 months before the first dose of study treatment
• Hemoptysis of >= 0.5 teaspoon (2.5 mL) of red blood per day within 1 months before the first dose of study treatment
• Any other signs indicative of pulmonary hemorrhage within 3 months before the first dose of study treatment
• The patient has no tumor invading any major blood vessels
• The patient has no evidence of tumor invading the GI tract (esophagus, stomach, small or large bowel, rectum or anus), or any evidence of endotracheal or endobronchial tumor within 28 days before the first dose of cabozantinib
• The patient has no uncontrolled, significant intercurrent or recent illness including, but not limited to, the following conditions:
• Cardiovascular disorders including:
• Congestive heart failure (CHF): New York Heart Association (NYHA) class III (moderate) or class IV (severe) at the time of screening.
• Concurrent uncontrolled hypertension defined as sustained blood pressure (BP) > 150 mm Hg systolic, or > 90 mm Hg diastolic despite optimal antihypertensive treatment within 7 days of the first dose of study treatment
• The subject has a corrected QT interval calculated by the Fridericia formula (QTcF) > 500 ms within 28 days before randomization. Note: if initial QTcF is found to be > 500 ms, two additional electrocardiograms (EKGs) separated by at least 3 minutes should be performed. If the average of these three consecutive results for QTcF is =< 500 ms, the subject meets eligibility in this regard
• Any history of congenital long QT syndrome
• Any of the following within 6 months before registration of study treatment:
• Unstable angina pectoris
• Clinically-significant cardiac arrhythmias (patients with atrial fibrillation are eligible)
• Stroke (including transient ischemic attack [TIA], or other ischemic event)
• Myocardial infarction
• Cardiomyopathy
• No significant gastrointestinal disorders particularly those associated with a high risk of perforation or fistula formation including:
• Any of the following that have not resolved within 28 days before the first dose of study treatment:
• Intra-abdominal tumor/metastases invading GI mucosa
• Active peptic ulcer disease
• Diverticulitis, cholecystitis, symptomatic cholangitis or appendicitis, or malabsorption syndrome
• None of the following within 1 year before the first dose of study treatment:
• Abdominal fistula or genitourinary fistula
• Gastrointestinal perforation
• Bowel obstruction or gastric outlet obstruction
• Intra-abdominal abscess. Note: Complete resolution of an intra-abdominal abscess must be confirmed prior to initiating treatment with cabozantinib even if the abscess occurred more than 12 months before the first dose of study treatment
• Disorders associated with a high risk of fistula formation including percutaneous endoscopic gastrostomy (PEG) tube placement are not eligible
• No other clinically significant disorders such as:
• Severe active infection requiring IV systemic treatment within 14 days before the first dose of study treatment
• Serious non-healing wound/ulcer/bone fracture within 28 days before the first dose of study treatment
• History of organ or allogeneic stem cell transplant
• Concurrent uncompensated hypothyroidism or thyroid dysfunction within 7 days before the first dose of study treatment (for asymptomatic patients with an elevated thyroid-stimulating hormone [TSH], thyroid replacement may be initiated if clinically indicated without delaying the start of study treatment)
• No history of major surgery as follows:
• Major surgery within 3 months of the first dose of cabozantinib; however, if there were no wound healing complications, patients with rapidly growing aggressive cancers, may start as soon as 6 weeks if wound has completely healed post-surgery
• Minor surgery within 1 month of the first dose of cabozantinib if there were no wound healing complications or within 3 months of the first dose of cabozantinib if there were wound complications excluding core biopsies and mediport placement
• Complete wound healing from prior surgery must be confirmed before the first dose of cabozantinib irrespective of the time from surgery
• No history of severe hypersensitivity reaction to any monoclonal antibody
• No evidence of active malignancy, requiring systemic treatment within 2 years of registration
• No history of allergic reactions attributed to compounds of similar chemical or biologic composition to cabozantinib, nivolumab, ipilimumab or other agents used in study
• No positive test for hepatitis B virus surface antigen (HBV sAg) or hepatitis C virus ribonucleic acid (HCV antibody) indicating acute or chronic infection
• No patients with active autoimmune disease or history of autoimmune disease that might recur, which may affect vital organ function or require immune suppressive treatment including systemic corticosteroids. These include, but are not limited to patients with a history of immune related neurologic disease, multiple sclerosis, autoimmune (demyelinating) neuropathy, Guillain-Barre syndrome, myasthenia gravis; systemic autoimmune disease such as systemic lupus erythematosus (SLE), connective tissue diseases, scleroderma, inflammatory bowel disease (IBD), Crohn's, ulcerative colitis, hepatitis; and patients with a history of toxic epidermal necrolysis (TEN), Stevens-Johnson syndrome, or phospholipid syndrome should be excluded because of the risk of recurrence or exacerbation of disease

• Patients with suspected renal cell carcinoma with planned surgery or patients with metastatic RCC and a tissue diagnosis.
• Ability to understand and the willingness to sign a written informed consent.
• Patient must be able to lie still for a 30 to 60 minute PET/CT scan.
• One of the following: 1. Patients with locally advanced RCC planned for nephrectomy determined to be a high risk of recurrence, defined by presence of at least clinical T2 or thioredoxin 1 (TxN1), OR patients with metastatic RCC for whom treatment with metastasectomy is planned by the treating physician. 2. Patients with metastatic RCC for whom checkpoint inhibitor therapy including an anti-PD1/PD-L1 agent is planned.
• Women of child-bearing potential must agree to undergo and have documented a negative pregnancy test on the day of 89Zr-DFO-Atezolizumab administration.
• History of severe allergic, anaphylactic, or other hypersensitivity reactions to atezolizumab or any other chimeric or humanized antibodies.
• Concurrent use of an immune checkpoint inhibitor.
• Uncontrolled severe and irreversible intercurrent illness or psychiatric illness/social situations that would limit compliance with study requirements.
• Subjects must not be pregnant or nursing due to the potential for congenital abnormalities and the potential of this regimen to harm nursing infants.
• Significant autoimmune disease requiring treatment with either prednisone (or steroid equivalent) at a dose > 10 mg/day or other immunosuppressive agents. (Replacement steroid therapy is acceptable).
• Any patient for whom immune checkpoint inhibitor therapy would be contraindicated for other reasons.
• Subjects unable to provide informed consent.
• Subjects who are claustrophobic or have other contraindications to PET/CT.
• Subjects must not weigh more than the maximum weight limit for the table for the PET/CT scanner where the study is being performed. (>200 kg or 440 lbs).

• Postmenopausal: no menses for >1 year
• Minimum age: 48 years
• Symptomatic apical and/or anterior vaginal wall prolapse, stage 2 or greater
• No estrogen replacement within the last month (may come off current treatment, i.e. wash out, to join the study)
• Medically fit for elective surgery
• Physically able to apply/insert the study drug
• Available for clinic follow-up for minimum 1yr
• Concurrent use of steroid creams for other indications (e.g. lichen sclerosis)
• BMI >35 kg/m2
• Recent history (within last month) of vaginal infection or vaginitis
• Contraindications to estrogen therapy (e.g. spontaneous DVT, stroke, breast or endometrial/ hormone-responsive cancer, genital bleeding of unknown cause)
• History of connective tissue disease
• Any oral or transdermal estrogen, SERM, or other medication impacting vaginal milieu
• History of vaginal irradiation
• Allergy to Premarin or its constituents
• Prior apical repair or use of mesh for prolapse repair
• Current tobacco use

Inclusion Criteria
• CKD Inclusion Criteria (present at least ≥ 3 months apart) 1. There will be two or more Estimated Glomerular Filtration Rate (eGFRs) calculations less than 60ml/minute (corrected for BSA) or 2. Two or more positive tests for albuminuria and/or proteinuria Albuminuria/proteinuria can be defined by quantitative criteria with albumin/creatinine ratio greater than 30mg/g, urine protein creatinine ratio greater than 200mg/g or positive dipstick with protein detection (adjusted for urinary concentration/specific gravity).
• Diabetes Inclusion Criteria Only patients with type 2 diabetes will be enrolled in this study. 1. Random blood glucose greater than 200mg/dL 2. Hemoglobin A1C greater than 6.5% 3. Use of hypoglycemic agents or 4. Type 2 diabetes included in problem list
• Hypertension Inclusion Criteria 1. Systolic blood pressure greater than 140 mmHg on two different occasions at least one week apart 2. Diastolic blood pressure greater than 90 on two occasions at least more than one week apart 3. Use of antihypertensive agents except thiazide diuretics or 4. Hypertension included in problem list
• Exclusion criteria will be minimal in this pragmatic trial. The collaborative model of care will not be implemented in patients younger than 18 years or older than 85 years of age or patients who have CKD stage 5/End Stage Renal Disease(ESRD.
• Primary care practitioners have the option of not implementing the intervention on any of their patients if they believe benefit to be minimal or risk too high due to patient comorbidities

• PRE-REGISTRATION ELIGIBILITY CRITERIA
• Histologically confirmed muscle-invasive urothelial carcinoma of the bladder, urethra, upper tract, or lymph node positive (LN+) disease; variant histology allowed as long as urothelial carcinoma is predominant (any amount of squamous differentiation is allowed); any component of neuroendocrine carcinoma is excluded
• Paraffin tissue samples obtained by transurethral resection of muscle-invasive bladder tumor, upper tract resection, or radical cystectomy/nephrectomy/ureterectomy/nephroureterectomy/cystoprostatectomy or urethrectomy must be available; this specimen submission is mandatory prior to registration as results will be used for stratification; specimens from radical/definitive surgery (radical cystectomy/nephrectomy/ureterectomy /nephroureterectomy/cystoprostatectomy and LN dissection) are preferred over transuretheral resection, if available
• Patient must fit into one of the following three categories:
• Patients who received neoadjuvant chemotherapy and pathologic stage at surgical resection is >= pT2 and/or N+ OR
• Patients who are not cisplatin-eligible (according to >= 1 of the following criteria: Eastern Cooperative Oncology Group [ECOG] performance status of 2, creatinine clearance < 60 mL/min, grade >= 2 hearing loss, grade >= 2 neuropathy, or New York Heart Association class III heart failure and pathologic stage at surgical resection is >= pT3 or pN+) OR
• Patients that decline adjuvant cisplatin-based or other systemic chemotherapy based on an informed discussion with the physician and pathologic stage at surgical resection is >= pT3 or pN+
• Patient must have had radical cystectomy (cystoprostatectomy for men) and lymph node dissection (for bladder primary), or nephrectomy, nephroureterectomy or ureterectomy (for uppertract tumors) or urethrectomy (in addition to a radical cystectomy-either simultaneously or in the past) >= 4 weeks but =< 16 weeks prior to pre-registration; patients who have had a partial cystectomy as definitive therapy are not eligible
• Patients with vitiligo, endocrine deficiencies including type I diabetes mellitus, thyroiditis managed with replacement hormones including physiologic corticosteroids are eligible
• Patients with rheumatoid arthritis and other arthropathies, Sjogren's syndrome and psoriasis controlled with topical medication and patients with positive serology, such as antinuclear antibodies (ANA), anti-thyroid antibodies should be evaluated for the presence of target organ involvement and potential need for systemic treatment but should otherwise be eligible
• ECOG performance status =< 2
• Absolute neutrophil count (ANC) >= 1,200/mm^3
• Leukocytes >= 3,000/ mm^3
• Platelet count >= 75,000/mm^3
• Hemoglobin >= 9 g/dL or >= 5.6 mmol/L
• Total bilirubin =< 1.5 x upper limit of normal (ULN)
• Bilirubin for patients with Gilbert's =< 3.0 x ULN
• Calculated (calc.) creatinine clearance >= 30 mL/min (using either Chronic Kidney Disease Epidemiology Collaboration [CKD-EPI] or Cockcroft-Gault formula)
• Aspartate aminotransferase (AST)/alanine aminotransferase (ALT) =< 3.0 x upper limit of normal (ULN)
• Serum albumin >= 2.8 g/dL
• For women of childbearing potential only: a negative urine or serum pregnancy test done =< 7 days prior to pre-registration is required
• REGISTRATION ELIGIBILITY CRITERIA: Results of central PD-L1 testing available; Q2 Solutions will forward the PD-L1 results to the statistical center and the statistical center will notify the site that the result is available; since the results with be blinded to the site the notification from the Alliance registration/randomization office will serve as a confirmation of this eligibility criteria; after sites receive the confirmation e-mail from Alliance they can register the patient
• No gross cancer at the surgical margins; microscopic invasive urothelial carcinoma positive margins are allowed; carcinoma in situ (CIS) at margins is considered negative margins
• No evidence of residual cancer or metastasis after surgery; patients with upper tract urothelial carcinoma must have a negative cystoscopy within 3 months prior to pre-registration
• No metastatic disease (or radiologic findings "concerning" for metastatic disease) on cross-sectional imaging (according to Response Evaluation Criteria in Solid Tumors [RECIST] version [v]1.1 criteria)
• No active autoimmune disease or history of autoimmune disease that might recur, which may affect vital organ function or require immune suppressive treatment including systemic corticosteroids; these include but are not limited to patients with a history of immune related neurologic disease, multiple sclerosis, autoimmune (demyelinating) neuropathy, Guillain-Barre syndrome, myasthenia gravis; systemic autoimmune disease such as systemic lupus erythematosus (SLE), connective tissue diseases, scleroderma, inflammatory bowel disease (IBD), Crohn's, ulcerative colitis, hepatitis; and patients with a history of toxic epidermal necrolysis (TEN), Stevens-Johnson syndrome, or phospholipid syndrome because of the risk of recurrence or exacerbation of disease; human immunodeficiency virus (HIV) (+) patients are eligible as long as they have: cd4 > 200, undetectable viral load and on highly active antiretroviral therapy (HAART) therapy
• No current pneumonitis or prior history of non-infectious pneumonitis that required steroids within the previous 5 years
• No known active hepatitis B (e.g., hepatitis B surface antigen [HBsAg] reactive) or hepatitis C (e.g., hepatitis C virus [HCV] ribonucleic acid [RNA] [qualitative] is detected)
• No postoperative/adjuvant systemic therapy
• No prior treatment with any therapy on the PD-1/PD-L1 axis
• No treatment with any other type of investigational agent =< 4 weeks before pre-registration
• No major surgery =< 4 weeks before pre-registration
• No radiation therapy =< 4 weeks before pre-registration
• No neoadjuvant chemotherapy =< 4 weeks before pre-registration
• Not currently requiring hemodialysis
• Not pregnant and not nursing, because this study involves an investigational agent whose genotoxic, mutagenic and teratogenic effects on the developing fetus and newborn are unknown

• Patients must be at least 18-years-old
• Patients must have pathology-proven metastatic urothelial carcinoma, with tissue sampling of at least the primary tumor
• Patients must be on immune checkpoint inhibitor therapy with radiographic scans to verify oligo-progression
• Women of child-bearing potential and men must agree to use adequate contraception prior to study entry, for the duration of study participation, and for 90 days following completion of therapy
• Inability to receive further immune checkpoint inhibitor therapy
• Anticipated survival of fewer than 12 weeks
• Steroid replacement therapy for adrenal insufficiency is permitted.

• Radiographic evidence of renal cancer with IVC tumor thrombus
• Tumor thrombus must be ≥ level II
• Patient eligible for SABR to the IVC tumor thrombus as decided by the treating radiation oncologist
• Patient eligible for IVC tumor thrombectomy as decided by the treating urologist
• Any number of metastatic disease is allowed in the Pilot phase of the trial
• For the Phase II, metastatic patients will be allowed only if all sites of metastasis has been treated either surgically or radio-surgically
• Age ≥ 18 years.
• Performance status ECOG 0-2
• Any serum Albumin is allowed, but ≥ 3.4 g/dL is strongly encouraged
• Any serum AST is allowed but serum AST ≤ 34 IU/L is strongly encouraged
• Women of child-bearing potential and men must agree to use adequate contraception (hormonal or barrier method of birth control; abstinence) prior to study entry, for the duration of study participation, and for 90 days following completion of therapy. Should a woman become pregnant or suspect she is pregnant while participating in this study, she should inform her treating physician immediately.
• Ability to understand and the willingness to sign a written informed consent.
• Subjects must be able to undergo either a contrast enhanced MRI or CT.
• Subjects who have had radiotherapy to a target within 3 cm of the IVC tumor thrombus.
• Subjects may have received any other investigational agents or chemotherapy as long as they are eligible for SABR and surgery
• Subjects with brain metastases should be excluded from this clinical trial unless all the metastasis are treated surgically or radio-surgically
• Subjects with a history of pulmonary embolism is excluded
• Subjects with a history of pulmonary hypertension is excluded
• Subjects must not be pregnant due to the potential for congenital abnormalities.
• Surgery or SABR of metastatic site concurrently or at any time is allowed
• Contraindication for contrast-enhanced MRI as defined by the standard operating procedures of the Department of Radiology at UT Southwestern. Briefly, these include medically unstable; cardiac pacemaker; intracranial clips, metal implants; metal in the eyes; pregnant or nursing; claustrophobia; and impairment of the renal function with estimated glomerular filtration rate (eGFR) < 30 mL/min/1.73m2.

• Histologically- or cytologically-confirmed diagnosis of locally advanced or metastatic solid tumor that harbors an NTRK1/2/3, ROS1, or ALK gene rearrangement
•Note: Patients diagnosed with anaplastic large cell lymphoma (ALCL) harboring a gene rearrangement of interest may be eligible provided they meet all other inclusion/exclusion criteria
• For patients enrolled via local molecular testing, an archival or fresh tumor tissue (unless medically contraindicated) is required to be submitted for independent central molecular testing at Ignyta's CLIA laboratory post-enrollment
• Measurable or evaluable disease
• Patients with CNS involvement, including leptomeningeal carcinomatosis, which is either asymptomatic or previously-treated and controlled, are allowed
• Prior anticancer therapy is allowed (excluding approved or investigational Trk, ROS1, or ALK inhibitors in patients who have tumors that harbor those respective gene rearrangements)
•Note: prior treatment with crizotinib is permitted only in ALK- or ROS1-rearranged NSCLC patients presenting with CNS-only progression. Other ALK inhibitors are prohibited.
• At least 2 weeks or 5 half-lives, whichever is shorter, must have elapsed after prior chemotherapy or small molecule targeted therapy
• At least 4 weeks must have elapsed since completion of antibody-directed therapy
• Prior radiotherapy is allowed if more than 14 days have elapsed since the end of treatment
• Eastern Cooperative Oncology Group (ECOG) performance status ≤ 2 and minimum life expectancy of 4 weeks
• Adequate organ function as defined per protocol
• Ability to swallow entrectinib intact
• Other protocol specified criteria
• Current participation in another therapeutic clinical trial
• Prior treatment with approved or investigational Trk, ROS1, or ALK inhibitors in patients who have tumors that harbor those respective gene rearrangements
•Note: prior treatment with crizotinib is permitted only in ALK- or ROS1-rearranged NSCLC patients presenting with CNS-only progression. Other ALK inhibitors are prohibited.
• History of other previous cancer that would interfere with the determination of safety or efficacy
• Incomplete recovery from any surgery
• History of non-pharmacologically induced prolonged QTc interval
• History of additional risk factors for torsade de pointes
• Peripheral neuropathy Grade ≥ 2
• Known active infections
• Active gastrointestinal disease or other malabsorption syndromes
• Known interstitial lung disease, interstitial fibrosis, or history of tyrosine kinase inhibitor-induced pneumonitis
• Other protocol specified criteria

1. Provide written informed consent agreeing to all study procedures, before any study- specific procedures are done. 2. Male and female subjects 18 to 65 years of age, inclusive. 3. Subjects currently being evaluated for new or recurrent LN with a SOC kidney biopsy planned OR being evaluated for IgA nephropathy and with a SOC kidney biopsy planned. 4. Patients with LN must meet American College of Rheumatology (ACR) or Systemic Lupus Collaborating Clinics (SLICC) criteria for Systemic Lupus Erythematosus (SLE). 5. Subjects with a life expectancy >6 months. 1. Participation in another investigational study during same time period. 2. Contraindication to receiving a GBCA. 3. More than 2 previous lifetime exposures to a GBCA. 4. Any contraindication to MRI, including metal implants, claustrophobia or morbid obesity. 5. Acute or chronic severe renal insufficiency (glomerular filtration rate [GFR] <40 mL per minute per 1.73 m2). 6. Subject requiring dialysis. 7. Presence of pre-existing renal disease unrelated to SLE or IgA nephropathy, respectively. 8. Acute renal insufficiency of any severity caused by the hepato-renal syndrome. 9. Previous or pre-existing nephrogenic systemic fibrosis. 10. History of clinically significant anti-phospholipid syndrome. 11. Chronic liver function impairment, indicated by liver function tests (aspartate aminotransferase [AST], alanine aminotransferase [ALT]) >2-fold upper limit of normal. 12. Platelet count <50,000/μL. 13. Hemoglobin <8.0 g/dL. 14. History of or presence of central nervous system (CNS) disease such as active lupus cerebritis or multiple sclerosis that might compromise blood brain barrier function. 15. Infection that is clinically relevant, particularly hepatitis B virus (HBV), hepatitis C virus (HCV) and/or human immunodeficiency virus (HIV). 16. Pregnant or nursing females, or females not using effective contraception. 17. Inability or unwillingness to return to the research site clinic for study visits at baseline and at 6 months.

• Upper age limit of =< 18 years of age for medullary thyroid carcinoma (MTC), renal cell carcinoma (RCC) and hepatocellular carcinoma (HCC)
• Patients must have a body surface area >= 0.35 m^2
• Patients must have recurrent or refractory disease, or newly diagnosed disease with no known curative therapy or therapy proven to prolong survival with an acceptable quality of life; patients must have had histologic verification of one of the malignancies listed below at original diagnosis or at relapse:
• Ewing sarcoma
• Rhabdomyosarcoma (RMS)
• Non-rhabdomyosarcoma soft tissue sarcomas (STS) including microphthalmia transcription factor associated STS (alveolar soft part sarcoma [ASPS] and clear cell sarcoma [CCS])
• Osteosarcoma
• Wilms tumor
• Rare tumors
• Medullary thyroid carcinoma (MTC)
• Renal cell carcinoma (RCC)
• Hepatocellular carcinoma (HCC)
• Hepatoblastoma
• Adrenocortical carcinoma
• Pediatric solid tumors (including central nervous system [CNS] tumors) with known molecular alterations in the targets of XL184 (i.e., MET amplification, overexpression, activating mutation, MET translocation, MET exon skipping mutations, activating RET mutations, RET rearrangement, overexpression or activation of AXL); documentation of the alteration from a Clinical Laboratory Improvement Act (CLIA) certified laboratory will be required
• Note: Documentation of any known tumor molecular alterations and RET mutation status for patients with MTC (germline) must be uploaded via the RAVE system
• Patients must have radiographically measurable disease; measurable disease is defined as the presence of at least one lesion on magnetic resonance imaging (MRI) or computed tomography (CT) scan that can be accurately measured with the longest diameter a minimum of 10 mm in at least one dimension (CT scan slice thickness no greater than 5 mm)
• Note: The following do NOT qualify as measurable disease:
• Malignant fluid collections (e.g., ascites, pleural effusions)
• Bone marrow infiltration
• Lesions only detected by nuclear medicine studies (e.g., bone, gallium or positron emission tomography [PET] scans)
• Elevated tumor markers in plasma or cerebrospinal fluid (CSF)
• Previously radiated lesions that have not demonstrated clear progression post radiation
• Leptomeningeal lesions that do not meet the measurement parameters noted above
• Patients must have a Lansky or Karnofsky performance status score of >= 50, corresponding to Eastern Cooperative Oncology Group (ECOG) categories 0, 1 or 2; use Karnofsky for patients > 16 years of age and Lansky for patients =< 16 years of age; patients who are unable to walk because of paralysis, but who are up in a wheelchair, will be considered ambulatory for the purpose of assessing the performance score
• Patients must have fully recovered from the acute toxic effects of all prior chemotherapy, immunotherapy, or radiotherapy prior to entering this study
• Patients with solid tumors must not have received myelosuppressive chemotherapy within 3 weeks of enrollment onto this study (6 weeks if prior nitrosourea)
• At least 7 days must have elapsed since the completion of therapy with a growth factor. At least 14 days must have elapsed after receiving pegfilgrastim
• Anti-cancer agents not known to be myelosuppressive (e.g. not associated with reduced platelet or absolute neutrophil count [ANC] counts): >= 7 days after the last dose of agent
• Antibodies: >= 21 days must have elapsed from infusion of last dose of antibody, and toxicity related to prior antibody therapy must be recovered to grade =< 1
• >= 2 weeks must have elapsed since local palliative radiation therapy (XRT) (small port); >= 6 weeks must have elapsed since treatment with therapeutic doses of M-Iodobenzylguanidine (MIBG); >= 3 months must have elapsed if prior craniospinal XRT was received, if >= 50% of the pelvis was irradiated, or if total-body irradiation (TBI) was received; >= 6 weeks must have elapsed if other substantial bone marrow irradiation was given
• Subjects should not have any clinically relevant ongoing complications from prior radiation therapy (i.e., radiation esophagitis or other inflammation of the viscera)
• No evidence of active graft versus (vs.) host disease and >= 2 months must have elapsed since transplant
• Not previously received XL184 or another MET/HGF inhibitor (tivantinib or crizotinib); there are no limits on number of prior therapeutic regimens; patients who have been treated with prior VEGF pathway, or RET inhibitors (except XL184) may be eligible
• Peripheral absolute neutrophil count (ANC) >= 1000/uL for patients with solid tumors without bone marrow involvement
• Platelet count >= 100,000/uL (transfusion independent, defined as not receiving platelet transfusions within a 7 day period prior to enrollment) for patients with solid tumors without bone marrow involvement
• Hemoglobin >= 8.0 g/dL (may receive red blood cell [RBC] transfusions) for patients with solid tumors without bone marrow involvement
• Peripheral absolute neutrophil count (ANC) >= 750/uL for patients with solid tumors and known bone marrow metastatic disease
• Platelet count >= 50,000/uL for patients with solid tumors and known bone marrow metastatic disease
• Hemoglobin >= 8.0 g/dL for patients with solid tumors and known bone marrow metastatic disease
• Transfusions are permitted to meet both the platelet and hemoglobin criteria; patients must not be known to be refractory to red blood cell or platelet transfusions
• Creatinine clearance or radioisotope glomerular filtration rate (GFR) >= 70 mL/min/1.73 m^2 or a serum creatinine based on age/gender as follows:
• 2 to < 6 years of age
• Male and female: 0.8 (maximum serum creatinine [mg/dL])
• 6 to < 10 years of age
• Male and female: 1 (maximum serum creatinine [mg/dL])
• 10 to < 13 years of age
• Male and female: 1.2 (maximum serum creatinine [mg/dL])
• 13 to < 16 years of age
• Male 1.5 (maximum serum creatinine [mg/dL])
• Female: 1.4 (maximum serum creatinine [mg/dL])
• >= 16 years of age
• Male: 1.7 (maximum serum creatinine [mg/dL])
• Female: 1.4 (maximum serum creatinine [mg/dL])
• Urine protein: =< 30 mg/dl in urinalysis or =< 1+ on dipstick, unless quantitative protein is < 1000 mg in a 24 hour (h) urine sample
• Total bilirubin =< 1.5 x upper limit of normal (ULN) for age
• Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 135 U/L (3 x ULN) (for the purpose of this study, the ULN for SGPT is 45 U/L)
• Serum albumin >= 2.8 g/dL
• No history of congenital prolonged corrected QT (QTc) syndrome, New York Heart Association (NYHA) class III or IV congestive heart failure (CHF)
• No clinically significant cardiac arrhythmias, stroke or myocardial infarction within 6 months prior to enrollment
• QTc =< 480 msec; Note: Patients with grade 1 prolonged QTc (450- 480 msec) at the time of study enrollment should have correctable causes of prolonged QTc addressed if possible (i.e., electrolytes, medications)
• Patients with a known seizure disorder who are receiving non-enzyme inducing anticonvulsants and have well-controlled seizures may be enrolled
• CNS toxicity =< grade 2 with the exception of decreased tendon reflex (DTR); any grade of DTR is eligible
• A blood pressure (BP) =< the 95th percentile for age, height, and gender for pediatric patients < 18 years old and =< 140/90 mmHg for patients >= 18 years old; patients should not be receiving medication for treatment of hypertension (except patients with Wilms tumor and RCC who may be eligible if on stable doses of no more than one anti-hypertensive medication with a baseline BP =< ULN for pediatric patients and =< 140/90 for adult patients); please note that 3 serial blood pressures should be obtained and averaged to determine baseline BP
• International normalized ratio (INR) =< 1.5
• Serum amylase =< 1.5 ULN
• Serum lipase =< 1.5 ULN
• Pregnant or breast-feeding women will not be entered on this study due to risks of fetal and teratogenic adverse events as seen in animal/human studies; pregnancy tests must be obtained in girls who are post-menarchal; males or females of reproductive potential may not participate unless they have agreed to use two methods of birth control- a medically accepted barrier method of contraceptive method (e.g., male or female condom) and a second effective method of birth control-during protocol therapy and for at least 4 months after the last dose of XL184; abstinence is an acceptable method of birth control
• Growth factors that support platelet or white cell number or function must not have been administered within the 7 days prior to enrollment (14 days if pegfilgrastim)
• Patients requiring corticosteroids who have not been on a stable or decreasing dose of corticosteroid for the 7 days prior to enrollment are not eligible; if used to modify immune adverse events related to prior therapy, >= 14 days must have elapsed since last dose of corticosteroid
• Previous treatment with XL184 (cabozantinib) or another MET/HGF inhibitor (tivantinib, crizotinib)
• Patients who are currently receiving another investigational drug are not eligible
• Patients who are currently receiving other anti-cancer agents are not eligible
• Patients who are receiving cyclosporine, tacrolimus or other agents to prevent either graft-versus-host disease post bone marrow transplant or organ rejection post-transplant are not eligible for this trial
• Patients must not be receiving any of the following potent CYP3A4 inducers or inhibitors: erythromycin, clarithromycin, ketoconazole, azithromycin, itraconazole, grapefruit juice or St. John's wort
• Concomitant anticoagulation with oral anticoagulants (e.g., warfarin, direct thrombin, and Factor Xa inhibitors) or platelet inhibitors (e.g., clopidogrel) are prohibited
• Note: Low-dose aspirin for cardioprotection (per local applicable guidelines) and low dose, low molecular weight heparins (LMWH) are permitted; anticoagulation with therapeutic doses of LMWH is allowed in subjects without radiographic evidence of brain metastasis, who are on a stable dose of LMWH for at least 6 weeks before first dose of study treatment, and who have had no complications from a thromboembolic event or the anticoagulation regimen
• Patients must not have received enzyme-inducing anticonvulsants within 14 days prior to enrollment
• Patients who are receiving drugs that prolong QTc are not eligible
• Patients who are unable to swallow intact tablets are not eligible
• Patients who have an uncontrolled infection are not eligible
• Patients who in the opinion of the investigator may not be able to comply with the safety monitoring requirements of the study are not eligible
• Patients with active bleeding are not eligible; specifically, no clinically significant gastrointestinal (GI) bleeding, GI perforation, intra-abdominal abscess or fistula for 6 months prior to enrollment, no hemoptysis or other signs of pulmonary hemorrhage for 3 months prior to enrollment; patients with evidence of an acute intracranial or intratumoral hemorrhage on CT or MRI are not eligible (patients with evidence of resolving hemorrhage will be eligible); in patients with CNS tumors, an MRI with ECHO gradient sequences would be required to exclude presence of petechial hemorrhages
• Patients who have had or are planning to have the following invasive procedures are not eligible:
• Major surgical procedure, laparoscopic procedure, or open biopsy within 28 days prior to enrollment
• Central line placement or subcutaneous port placement is not considered major surgery but must be placed at least 3 days prior to enrollment for external lines (e.g., Hickman or Broviac catheter, peripherally inserted central catheter [PICC]) and at least 7 days prior to enrollment for a subcutaneous port
• Core biopsy within 7 days prior to enrollment
• Fine needle aspirate within 7 days prior to enrollment
• Surgical or other wounds must be adequately healed prior to enrollment
• NOTE: For purposes of this study, bone marrow aspirate and biopsy are not considered surgical procedures and therefore are permitted within 14 days prior to start of protocol therapy
• Patients who have had significant traumatic injury within 28 days prior to enrollment are not eligible
• Patients with any medical or surgical conditions that would interfere with gastrointestinal absorption of the study drug are not eligible

• ELIGIBILITY CRITERIA FOR ENROLLMENT ONTO APEC1621SC: Patients with recurrent or refractory solid tumors, including non-Hodgkin lymphomas, histiocytoses (e.g. langerhans cell histiocytosis [LCH], juvenile xanthogranuloma [JXG], histiocytic sarcoma), and central nervous system (CNS) tumors are eligible; patients must have had histologic verification of malignancy at original diagnosis or relapse except in patients with intrinsic brain stem tumors, optic pathway gliomas, or patients with pineal tumors and elevations of cerebrospinal fluid (CSF) or serum tumor markers including alpha-fetoprotein or beta-human chorionic gonadotropin (HCG); in cases where patient enrolls prior to histologic confirmation of recurrent disease, patient is ineligible and should be withdrawn from study if histology fails to confirm recurrence; please note: Patients with Hodgkin lymphoma and plexiform neurofibroma are not eligible
• ELIGIBILITY CRITERIA FOR ENROLLMENT ONTO APEC1621SC: Patients must have an formalin-fixed paraffin-embedded (FFPE) tumor sample available for MATCH study testing from a biopsy or surgery that was performed at any point after initial tumor recurrence/progression, or be planned to have a procedure to obtain such a sample that is considered to be of potential benefit by the treating clinicians; a tumor sample from a clinically performed diagnostic (pre-treatment) biopsy will be acceptable for enrollment onto Pediatric MATCH only for children with high-grade gliomas of the brainstem (diffuse intrinsic pontine gliomas) or thalamus
• Please note: Samples that have been decalcified using standardly utilized acid-based decalcification methods are not generally suitable for MATCH study testing; the nucleic acids will have been degraded in the decalcification process
• ELIGIBILITY CRITERIA FOR ENROLLMENT ONTO APEC1621SC: Karnofsky >= 50% for patients > 16 years of age and Lansky >= 50 for patients =< 16 years of age); note: neurologic deficits in patients with CNS tumors must have been stable for at least 7 days prior to study enrollment; patients who are unable to walk because of paralysis, but who are up in a wheelchair, will be considered ambulatory for the purpose of assessing the performance score
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: NOTE: patient does not need to meet all subprotocol criteria at time of enrollment onto the APEC1621SC screening protocol, but will need to meet all criteria prior to enrollment on any assigned treatment subprotocol. Patients must be enrolled onto a subprotocol within 12 weeks (84 days) of treatment assignment
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: Karnofsky >= 50% for patients > 16 years of age and Lansky >= 50 for patients =< 16 years of age); Note: neurologic deficits in patients with CNS tumors must have been stable for at least 7 days prior to study enrollment; patients who are unable to walk because of paralysis, but who are up in a wheelchair, will be considered ambulatory for the purpose of assessing the performance score
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: At the time of treatment with subprotocol specified therapy, the patients must have radiographically measurable disease; patients with neuroblastoma who do not have measurable disease but have iobenguane (MIBG) positive (+) evaluable are eligible; measurable disease in patients with CNS involvement is defined as tumor that is measurable in two perpendicular diameters on magnetic resonance imaging (MRI) and visible on more than one slice
• Note: The following do not qualify as measurable disease:
• Malignant fluid collections (e.g., ascites, pleural effusions)
• Bone marrow infiltration except that detected by MIBG scan for neuroblastoma
• Lesions only detected by nuclear medicine studies (e.g., bone, gallium or positron emission tomography [PET] scans) except as noted for neuroblastoma
• Elevated tumor markers in plasma or CSF
• Previously radiated lesions that have not demonstrated clear progression post radiation
• Leptomeningeal lesions that do not meet the measurement requirements for Response Evaluation Criteria in Solid Tumors (RECIST) 1.1
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: At the time of enrollment onto a subprotocol, the following general criteria for initiation of therapy will be required:
• Patients must have fully recovered from the acute toxic effects of all prior anticancer therapy and must meet the following minimum duration from prior anticancer directed therapy prior to enrollment to the subprotocol; if after the required timeframe, the numerical eligibility criteria are met, e.g. blood count criteria, the patient is considered to have recovered adequately
• Cytotoxic chemotherapy or other anticancer agents known to be myelosuppressive: for agents not listed, the duration of this interval must be discussed with the study chair and the study-assigned research coordinator prior to enrollment >= 21 days after the last dose of cytotoxic or myelosuppressive chemotherapy (42 days if prior nitrosourea)
• Anticancer agents not known to be myelosuppressive (e.g. not associated with reduced platelet or absolute neutrophil counts [ANC]): >= 7 days after the last dose of agent; for agents not listed, the duration of this interval must be discussed with the study chair and the study-assigned research coordinator prior to enrollment
• Antibodies: >= 21 days must have elapsed from infusion of last dose of antibody, and toxicity related to prior antibody therapy must be recovered to grade =< 1
• Corticosteroids: If used to modify immune adverse events related to prior therapy, >= 14 days must have elapsed since last dose of corticosteroid
• Hematopoietic growth factors: >= 14 days after the last dose of a long-acting growth factor (e.g. Neulasta) or 7 days for short-acting growth factor; for agents that have known adverse events occurring beyond 7 days after administration, this period must be extended beyond the time during which adverse events are known to occur; the duration of this interval must be discussed with the study chair and the study-assigned research coordinator
• Interleukins, interferons and cytokines (other than hematopoietic growth factors): >= 21 days after the completion of interleukins, interferon or cytokines (other than hematopoietic growth factors)
• Stem cell infusions (with or without total-body irradiation [TBI]):
• Allogeneic (non-autologous) bone marrow or stem cell transplant, or any stem cell infusion including donor lymphocyte infusion (DLI) or boost infusion: >= 84 days after infusion and no evidence of graft versus host disease (GVHD)
• Autologous stem cell infusion including boost infusion: >= 42 days
• Cellular therapy: >= 42 days after the completion of any type of cellular therapy (e.g. modified T cells, NK cells, dendritic cells, etc.)
• X-ray therapy (XRT)/External Beam Irradiation including Protons: >= 14 days after local XRT; >= 150 days after TBI, craniospinal XRT or if radiation to >= 50% of the pelvis; >= 42 days if other substantial bone marrow (BM) radiation; note: radiation may not be delivered to "measurable disease" tumor site(s) being used to follow response to subprotocol treatment
• Radiopharmaceutical therapy (e.g., radiolabeled antibody, 131I-MIBG): >= 42 days after systemically administered radiopharmaceutical therapy
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: For patients with solid tumors without known bone marrow involvement:
• Peripheral absolute neutrophil count (ANC) >= 1000/mm^3
• Platelet count >= 100,000/mm^3 (transfusion independent, defined as not receiving platelet transfusions for at least 7 days prior to enrollment)
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: Patients with known bone marrow metastatic disease will be eligible for study provided they meet the blood counts (may receive transfusions provided they are not known to be refractory to red cell or platelet transfusions); these patients will not be evaluable for hematologic toxicity
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: Creatinine clearance or radioisotope glomerular filtration rate (GFR) >= 70ml/min/1.73 m^2 or a serum creatinine based on age/gender as follows:
• Age: 1 to < 2 years; maximum serum creatinine (mg/dL): male 0.6; female 0.6
• Age: 2 to < 6 years; maximum serum creatinine (mg/dL): male 0.8; female 0.8
• Age: 6 to < 10 years; maximum serum creatinine (mg/dL): male 1; female 1
• Age: 10 to < 13 years; maximum serum creatinine (mg/dL): male 1.2; female 1.2
• Age: 13 to < 16 years; maximum serum creatinine (mg/dL): male 1.5; female 1.4
• Age: >= 16 years; maximum serum creatinine (mg/dL): male 1.7; female 1.4
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: Bilirubin (sum of conjugated + unconjugated) =< 1.5 x upper limit of normal (ULN) for age
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: Serum glutamate pyruvate transaminase (SGPT) (alanine transferase [ALT]) =< 135 U/L (for the purpose of this study, the ULN for SGPT is 45 U/L)
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: Patients must be able to swallow intact capsules/tablets, unless otherwise specified in the subprotocol to which they are assigned
• GENERAL INCLUSION CRITERIA FOR SUBPROTOCOLS: Agent specific limitations on prior therapy will be included with specific treatment subprotocols
• GENERAL EXCLUSION CRITERIA FOR SUBPROTOCOLS: Pregnant or breast-feeding women will not be entered on this study due to risks of fetal and teratogenic adverse events as seen in animal/human studies, or because there is currently no available information regarding human fetal or teratogenic toxicities; pregnancy tests must be obtained in females who are post-menarchal; males or females of reproductive potential may not participate unless they have agreed to use an effective contraceptive method
• GENERAL EXCLUSION CRITERIA FOR SUBPROTOCOLS: Concomitant medications
• Corticosteroids: at the time of consent and enrollment to regimen specific subprotocols, patients receiving corticosteroids who have not been on a stable or decreasing dose of corticosteroid for at least 7 days prior to enrollment to the subprotocol will not be eligible; if used to modify immune adverse events related to prior therapy, >= 14 days must have elapsed since last dose of corticosteroid
• Investigational drugs: patients must meet criteria for prior therapy at the time of consent and enrollment to a subprotocol; other investigational agents may not be administered to patients while they are receiving study drug as part of a subprotocol
• Anticancer agents: patients must meet criteria for prior therapy at the time of consent and enrollment to a subprotocol; other investigational agents may not be administered to patients while they are receiving study drug as part of a subprotocol
• Anti-GVHD agents post-transplant: patients who are receiving cyclosporine, tacrolimus or other agents to prevent graft-versus-host disease post bone marrow transplant are not eligible
• GENERAL EXCLUSION CRITERIA FOR SUBPROTOCOLS: Patients who have an uncontrolled infection are not eligible
• GENERAL EXCLUSION CRITERIA FOR SUBPROTOCOLS: Patients who have had a prior solid organ transplant are not eligible
• GENERAL EXCLUSION CRITERIA FOR SUBPROTOCOLS: Additional agent specific criteria will be included with specific treatment subprotocols

• ELIGIBILITY CRITERIA FOR PREREGISTRATION (STEP 0):
• Patients with a renal mass consistent with a clinical stage >= T2Nx renal cell carcinoma (RCC) or TanyN+ RCC for which radical or partial nephrectomy is planned
• Patients must have no clinical or radiological evidence of distant metastases (M0) unless the presumed M1 disease can be resected/definitively treated (e.g., thermal ablation, stereotactic radiation) at the same time or within a 12 week window from the date of the initial procedure such that the patient is considered "no evidence of disease" (M1 NED)
• Permitted sites of oligo-metastases: lung, adrenal, nodes, pancreas, soft tissue or skin; liver or bone metastases are not permitted
• No more than 3 metastases are permitted and all must be able to be removed or definitively treated within 12 weeks of the primary tumor resection
• If histological confirmation of RCC has not been done within 12 months prior to pre-registration (Step 0), patient must be willing to undergo a core biopsy for this purpose if randomized to Arm H
• NOTE: This can be a (1) standard of care diagnostic biopsy or (2) a research biopsy following assignment to Arm H or a planned metastasectomy before or after randomization; if the biopsy performed following pre-registration (Step 0) clearly demonstrates a benign condition, oncocytoma or a different type of cancer that is not RCC, the patient is not eligible for registration (Step 1); a non-diagnostic biopsy is considered a good faith effort and does not need to be repeated unless deemed clinically necessary by the treating investigator
• NOTE: Patients randomized to Arm O (Observation) are permitted to register to Step 1 (Arm B) immediately following pre-registration assignment to Arm O, regardless of whether or not they have had a standard of care diagnostic biopsy
• No prior systemic or local anti-cancer therapy for the current RCC is permitted
• Partial nephrectomy for prior RCC
• Metastasectomy for the current RCC diagnosis is not allowed unless performed to render patient NED (in addition to the planned nephrectomy) within 6 months of the current diagnosis
• Radiation therapyto the bilateral kidney or any distant metastatic sites, is not allowed unless administered to render patient NED within 6 months of the current diagnosis
• Current or past antineoplastic systemic therapies for RCC are not allowed: i.e., chemotherapy, hormonal therapy, immunotherapy, or standard or investigational agents for treatment of RCC
• Prior treatment with an anti-PD-1, anti-PD-L1, anti-PD-L2, anti-CD137, or anti-CTLA-4 antibody, or any other antibody or drug specifically targeting T-cell co-stimulation or checkpoint pathways
• Eastern Cooperative Oncology Group (ECOG) performance status: 0 or 1
• Patient must have no prior history of RCC that was resected with curative intent within the past 5 years
• Patients with a prior RCC that was treated > 5 years before, are eligible if the current tumor is consistent with a new primary in the opinion of the treating investigator
• Patients with bilateral synchronous RCCs are eligible if they can be resected or definitively treated at the same time or within a 12 week window from time of initial nephrectomy (partial or radical) or procedure and maintain adequate residual renal function; the patient is not eligible if both kidneys are completely removed and subsequent hemodialysis is required
• Permitted forms of local therapy for second tumor:
• Partial or radical nephrectomy
• If tumor is =< 3cm: thermal ablation (e.g., radiofrequency ablation, cryoablation or stereotactic radiosurgery)
• Patients cannot have concurrent malignancies, with the following exceptions:
• Adequately treated basal cell or squamous cell skin cancer
• In situ cervical cancer
• A history of superficial Ta urothelial cancer is permitted (as long as not currently undergoing treatment) whereas T1 or greater disease is excluded if < 3 years from diagnosis; concurrent persistent disease is not permitted
• Adequately treated stage I or II cancer from which the patient is currently in complete remission
• Any other cancer and stage from which the patient has been disease-free for at least 3 years prior to the time of pre-registration and as long as they are not receiving any current treatment (e.g. adjuvant or maintenance systemic or local therapy)
• Concurrent low risk prostate cancer on active surveillance
• No active known or suspected autoimmune disease; the following autoimmune disorders are permitted: patients with vitiligo, type I diabetes mellitus, controlled/stable hypothyroidism due to autoimmune or non-autoimmune conditions (hormone replacement is allowed), psoriasis not requiring systemic treatment, or other conditions not expected to recur
• No ongoing condition requiring systemic treatment with either corticosteroids (> 10 mg daily prednisone equivalent) or other immunosuppressive medications with the exceptions outlined below; no treatment with other immunosuppressive agents within 14 days prior to the first dose of study drug with the following exceptions:
• Topical, ocular, intra-articular, intranasal, inhaled steroids and adrenal replacement steroid doses > 10 mg daily prednisone or the equivalent are permitted in the absence of active autoimmune disease
• A brief (less than 3 weeks) course of corticosteroids (any amount) for prophylaxis (for example: contrast dye allergy) or for treatment of non-autoimmune conditions (for example: nausea, delayed-type hypersensitivity reaction caused by a contact allergen) is permitted
• No uncontrolled adrenal insufficiency
• No known chronic active liver disease or evidence of acute or chronic hepatitis B virus (HBV) or hepatitis C virus (HCV)
• No serious intercurrent illness, including ongoing or active infection requiring parenteral antibodies
• No known evidence of human immunodeficiency virus (HIV) infection, since the effects of nivolumab on anti-retroviral therapy have not been studied
• No known medical condition (e.g. a condition associated with uncontrolled diarrhea such as ulcerative colitis or acute diverticulitis) that, in the investigator's opinion, would increase the risk associated with study participation or interfere with the interpretation of safety results
• No major surgery within 28 days prior to randomization
• No patients currently enrolled in other clinical trials testing a therapeutic intervention
• No history of severe hypersensitivity to a monoclonal antibody
• Ability to understand and the willingness to sign a written informed consent document
• ELIGIBILITY CRITERIA FOR RANDOMIZATION (STEP 1):
• Patients must meet all Step 0 eligibility criteria at the time of their registration to Step 1
• In patients randomized to Arm H, core tumor biopsy must demonstrate RCC of any histology, including sarcomatoid, unclassified, or "unknown histology" (if preoperative biopsy was uninformative)
• NOTE: A non-diagnostic biopsy is considered a good faith effort and does not need to be repeated unless deemed clinically necessary by the treating investigator
• Women must not be pregnant or breast-feeding, as the effects of nivolumab on the developing human fetus or in the nursing infant are unknown; all females of childbearing potential must have a blood test or urine study within 2 weeks prior to registration to rule out pregnancy; a female of childbearing potential is any woman, regardless of sexual orientation or whether they have undergone tubal ligation, who meets the following criteria: 1) has achieved menarche at some point 2) has not undergone a hysterectomy or bilateral oophorectomy; or 2) has not been naturally postmenopausal for at least 24 consecutive months (i.e., has had menses at any time in the preceding 24 consecutive months)
• Women of childbearing potential (WOCBP) and males who are sexually active with WOCBP must use accepted and effective method(s) of contraception, or to abstain from sexual intercourse for the duration of their participation in the study; women of childbearing potential must use adequate methods to avoid pregnancy for 23 weeks after the last dose of nivolumab; sexually active males must use adequate methods to avoid pregnancy for 31 weeks after the last dose of nivolumab
• White blood cells >= 2000/uL (within 8 weeks of registration)
• Absolute neutrophil count (ANC) >= 1,500/mm^3 (within 8 weeks of registration)
• Platelet count >= 100,000/mm^3 (within 8 weeks of registration)
• Hemoglobin >= 9.0 g/dL (within 8 weeks of registration)
• Serum creatinine =< 1.5 x upper limit of normal (ULN) (except subjects with Gilbert syndrome, who can have total bilirubin < 3.0 x ULN) (within 8 weeks of registration)
• Total bilirubin =< 1.5 x ULN (except subjects with Gilbert syndrome, who can have total bilirubin < 3.0 x ULN) (within 8 weeks of registration)
• Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) =< 2.5 x ULN (within 8 weeks of registration)

• Age greater than 18 years
• End Stage Renal Disease on Maintenance Hemodialysis
• Hypertension defined as systolic blood pressure > 140 mmHg pre-dialysis or >130 mmHg post dialysis
• Hemodialysis Vintage < 1 month
• Pregnancy
• Nadir Systolic Blood Pressure < 95 mmHg
• Pre or Post dialysis systolic blood pressure > 180 mmHg
• Decrease in systolic blood pressure >60 mmHg from pre to post dialysis
• Ultrafiltration rate >13 mL/kg/hr
• Peridialytic Midodrine Use
• Intradialytic Clonidine use
• Documented Antihypertensive Medication Non-adherence Bioimpedance will not be peformed on patients with
• amputated arms or legs
• cardiac defibrillator or pacemaker
• presence of metal prostheses

1. Male subjects ≥ 18 years' old 2. Visual confirmation of stricture via cystoscopy or urethrogram 3. Single, tandem or diffuse anterior urethral stricture(s), less than or equal to 3.0 cm total length measured by retrograde urethrogram. (Stricture length is defined as the distance between the most distal edge of the stricture to the most proximal edge of the stricture). 4. Two or more prior dilation treatments of the same stricture, including DVIU (Direct Vision Internal Urethrotomy), but no prior urethroplasty. 5. Significant symptoms of stricture such as frequency of urination, dysuria, urgency, hematuria, slow flow, feeling of incomplete emptying, recurrent urinary tract infections (UTI's). 6. International Prostrate Symptoms Score (IPSS) score of 11 or higher (assumed to be "35" if suprapubic catheter is present) 7. Lumen diameter ≤ 12F by urethrogram 8. Qmax <15 ml/sec (assumed to be "0" if suprapubic catheter is present) 9. Guidewire must be able to cross the lesion 1. Subjects with diffuse stricture length, greater than 3.0 cm in total length. (Stricture length is defined as the distance between the most distal edge of the stricture to the most proximal edge of the stricture). 2. Subjects with a history of hypersensitivity reactions to TAXOL, on medication that may have negative interaction with paclitaxel, with solid tumors who have a baseline neutrophil counts of <1500 cells/mm3 or subjects with AIDS-related Kaposi's sarcoma with baseline neutrophile counts of <1000 cells/mm3. 3. Subjects who had an indwelling suprapubic catheter longer than three (3) months total prior to enrollment. 4. Previous urethroplasty within the anterior urethra 5. Stricture dilated or incised within the last six (6) weeks (urethral catheterization is not considered dilation) 6. Presence of local adverse factors, including abnormal prostate making catheterization difficult, urethral false passage or fistula. 7. Presence of signs of obstructive voiding symptoms not directly attributable to the stricture at the discretion of the physician 8. Diagnosis of untreated and unresolved BPH or BNC 9. Untreated stress urinary incontinence (SUI). 10. History of diagnosed radiation cystitis. 11. Diagnosis of carcinoma of the urethra, bladder or prostate within the last five (5) years 12. Active kidney, bladder, urethral or ureteral stone passage in the last six (6) weeks or concern of stone passage in the next 6 weeks at the discretion of the investigator. 13. Diagnosis of chronic renal failure and treatment with hemodialysis 14. New diagnosis of OAB (overactive bladder) within the last six (6) months 15. Use of alpha blockers, beta blockers, OAB (Overactive Bladder) medication, anticonvulsants (drugs that prevent or reduce the severity and frequency of seizures), and antispasmodics where the dose is not stable. (Stable dose is defined as having the same medication and dose in the last six months.) 16. Dependence on Botox (onabotulinumtoxinA) in urinary system 17. Presence of an artificial urinary sphincter, slings, or stent(s) in the urethra or prostate 18. Known neurogenic bladder, sphincter abnormalities, or poor detrusor muscle function 19. Diagnosed with Lichen Sclerosus, or stricture due to balanitis xerotica obliterans (BXO) 20. Previous hypospadias repair 21. History of cancer in non-genitourinary system which is not considered cured (except basal cell or squamous cell carcinoma of the skin). A potential participant is considered cured if there has been no evidence of cancer within five (5) years of enrollment 22. Any cognitive or psychiatric condition that interferes with or precludes direct and accurate communication with the study investigator regarding the study or affect the ability to complete the study quality of life questionnaires 23. Unwilling to use protected sex for thirty (30) days' post treatment 24. Unwilling to abstain or use protected sex for ninety (90) days post treatment if sexual partner is of child bearing potential. 25. Inability to provide Informed Consent Form (ICF) and/or comply with all the required follow-up requirements 26. Participation in other pre-market studies or treatment with an investigational drug or device. Long term follow up or post market study of an approved device is allowed. 27. Current active infection in the urinary system 28. Current uncontrolled diabetes (hemoglobin A1c > 8.0%) or evidence of poor wound healing due to diabetes 29. Diagnosed or suspected primary neurologic conditions such as multiple sclerosis or Parkinson's disease or other neurological diseases known to affect bladder function, sphincter function or poor detrusor muscle function. 30. Visible hematuria in subject's urine sample without known contributing factor 31. Invisible hematuria (or significant microscopic hematuria, i.e. hematuria of ≥ 3 RBC's/HPF) that may be caused by a clinically significant disease unless it is attributed to the urethral stricture disease or other causes which are benign and not requiring treatment.

1. The subject and/or parent/guardian provides written informed consent/assent, which includes compliance with the requirements and restrictions listed in the informed consent form (ICF) and in this protocol 2. A current diagnosis of ARG1-D. For entry into this study, subjects must also fulfill the following plasma arginine criterion: 1. The average of all measured values of plasma arginine during the screening period prior to the randomization visit (Visit 1, Study Day 0) is ≥ 250 µmol/L 2. If a subject is re-screened, the only values that are considered for eligibility assessment are those in the current screening period 3. Subjects must be ≥ 2 years of age on the date of informed consent/assent 4. The subject must be assessable for clinically meaningful within-subject change (clinical response) on at least one component of one assessment included in the key secondary endpoint. To be considered assessable, the subject must be able to complete the assessment, and must have a baseline deficit in the specific component as defined in the protocol 5. Have received documented confirmation from the investigator and/or dietician that the subject is capable of maintaining their diet in accordance with dietary information presented in the protocol, i.e., is capable of maintaining their current level of protein consumption including natural protein and essential amino acid supplementation 6. Subjects receiving ammonia scavenger therapy, anti-epileptic drugs, and/or medications for spasticity (e.g., baclofen) must be on a stable dose of the medication for at least 4 weeks prior to randomization and be willing to remain on a stable dose during the double-blind portion and blinded follow-up portions of the study 7. Female and male subjects may participate. Female subjects of child-bearing potential must have a negative serum pregnancy test during the screening period before receiving the first dose of study treatment, and a negative urine pregnancy test on the day of the first dose, prior to the first dose. If the subject (male or female) is engaging in sexual activity that could lead to pregnancy, must be surgically sterile, postmenopausal (female), or must agree to use a highly effective method of birth control during the study and for a minimum of 30 days after the last study drug administration. Highly effective methods of contraception include: combined (estrogen and progestogen containing) hormonal contraception associated with inhibition of ovulation; progesterone-only hormonal contraception associated with inhibition of ovulation; intrauterine device (IUD); or intrauterine hormone-releasing system (IUS) 1. Hyperammonemic episode (defined as an event in which a subject has an ammonia level > 100 umol/L with one or more symptoms related to hyperammonemia requiring hospitalization or emergency room management) within the 6 weeks before the first dose of study drug in administered 2. Active infection requiring anti-infective therapy within 3 weeks prior to first dose 3. Known active infection with human immunodeficiency virus (HIV), hepatitis B, or hepatitis C 4. Extreme mobility deficit, defined as either the inability to be assessed on the GFAQ or a score of 1 on the GFAQ 5. Other medical conditions or comorbidities that, in the opinion of the investigator would interfere with study compliance or data interpretation (e.g., severe intellectual disability precluding required study assessments) 6. Has participated in a previous interventional study with pegzilarginase 7. Has a history of hypersensitivity to polyethylene glycol (PEG), that in the judgment of the investigator, puts the subject at unacceptable risk for adverse events 8. Subject is being treated with botulinum-toxin-containing regimens or plans to initiate such regimens during the double-blind or blinded follow-up portions of the study or received surgical or botulinum-toxin treatment within last 6 months for spasticity related complications 9. Is currently participating in another therapeutic clinical trial or has received any investigational agent within 30 days (or 5 half-lives whichever is longer) prior to the first dose of study treatment on this study 10. Previous liver or hematopoietic transplant procedure.

• Patients must have histologically or cytologically confirmed intrahepatic cholangiocarcinoma, extrahepatic cholangiocarcinoma, or gallbladder cancer
• NOTE: Pathology report must be uploaded in Rave. Histology report must be consistent with an adenocarcinoma with pancreaticobiliary primary assuming there are no pancreatic lesions and other primaries are ruled out per local standard
• Patients must have documented metastatic or locally advanced unresectable disease on computed tomography (CT) or magnetic resonance (MR) imaging CT scans or MRIs used to assess measurable disease. Must have been completed within 28 days prior to registration. CT scans or MRIs used to assess non-measurable disease must have been completed within 42 days prior to registration. All disease must be assessed and documented on the Baseline Tumor Assessment Form
• Patient must not have a current diagnosis of ampullary cancer
• Patients must not have received prior systemic therapy for the current metastatic or locally advanced biliary cancer
• Patient must not have received adjuvant therapy within 6 months prior to registration
• Patients must have a complete medical history and physical exam within 28 days prior to registration
• Patients must have a Zubrod performance status of 0 or 1
• Patients must not have a history of peripheral neuropathy of grade 2 or greater by Common Terminology Criteria for Adverse Events (CTCAE) 5.0. In CTCAE version 5.0 grade 2 sensory neuropathy is defined as ?moderate symptoms; limiting instrumental activities of daily living (ADLs)?
• Absolute neutrophil count (ANC) >= 1,500/mcL (obtained within 28 days prior to registration)
• Platelets >= 100,000/mcL (obtained within 28 days prior to registration)
• Hemoglobin >= 8 g/dL (obtained within 28 days prior to registration)
• Serum albumin >= 2.8 g/dL (obtained within 28 days prior to registration)
• Total bilirubin =< 1.5 x institutional upper limit of normal (IULN) (except patients with Gilbert?s syndrome, who must have a direct bilirubin < 1.5 mg/dL) (obtained within 28 days prior to registration)
• Serum glutamic-oxaloacetic transaminase (SGOT) (aspartate aminotransferase [AST]) and serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 8 x IULN (obtained within 28 days prior to registration)
• Serum creatinine =< IULN OR calculated creatinine clearance >= 60 mL/min (obtained within 28 days prior to registration)
• Patients must have CA19-9 obtained within 42 days prior to registration
• Patients must have sodium, potassium, bicarbonate, chloride, blood urea nitrogen (BUN), calcium, total protein, magnesium, and alkaline phosphatase obtained within 28 days prior to registration
• Patients must not have an active infection requiring systemic therapy
• No other prior malignancy is allowed except for the following: adequately treated basal cell or squamous cell skin cancer, in situ cervical cancer, adequately treated stage I or II cancer from which the patient is currently in complete remission, or any other cancer from which the patient has been disease free for two years
• Patients must not be pregnant or nursing. Women/men of reproductive potential must have agreed to use an effective contraceptive method. A woman is considered to be of "reproductive potential" if she has had menses at any time in the preceding 12 consecutive months. In addition to routine contraceptive methods, "effective contraception" also includes heterosexual celibacy and surgery intended to prevent pregnancy (or with a side-effect of pregnancy prevention) defined as a hysterectomy, bilateral oophorectomy or bilateral tubal ligation. However, if at any point a previously celibate patient chooses to become heterosexually active during the time period for use of contraceptive measures outlined in the protocol, he/she is responsible for beginning contraceptive measures
• Sites must seek additional patient consent for the future use of specimens
• Patients must be informed of the investigational nature of this study and must sign and give written informed consent in accordance with institutional and federal guidelines
• As a part of the Oncology Patient Enrollment Network (OPEN) registration process the treating institution's identity is provided in order to ensure that the current (within 365 days) date of institutional review board approval for this study has been entered in the system