Ages 0-21 years at the time of diagnosis.
Diagnosis of neuroblastoma or medulloblastoma.
Disease has not responded to previous treatment.
Disease is measurable bu accepted tests.
Patients who weigh less than 3.5 kg (7.7 lbs).
Currently receiving another study drug.
Currently receiving other anticancer agents.

Male or non-pregnant, non-lactating female patients age ≥18 years on day of signing the informed consent
Histologically confirmed, unresectable or metastatic melanoma, and refractory or relapse after PD1 antibody treatment and ineligible for other standard of care therapy
ECOG Performance scale of 0-2
Life expectancy of equal to or greater than 3 months
Adequate bone marrow and organ functionAdequate
Any prior systemic MDM2-p53 inhibitor treatment Received chemotherapy within 21 days (42 days for nitrosoureas or mitomycin C) prior to first dose.
Prior loco-regional treatment with intralesional therapy (e.g. talimogene laherparepvec) for unresectable or metastatic melanoma in the last 6 months prior to start of study treatment.
Received hormonal and biologic (<1 half-lives), small molecule targeted therapies or other anti-cancer therapy within 21 days prior to first dose Radiation or surgery within 14 days of study entry, thoracic radiation within 28 days prior to first dose.
Has known active central nervous (CNS) metastases and/or carcinomatous meningitis. Or has neurologic instability per clinical evaluation due to tumor involvement of the CNS.
Requirement for corticosteroid treatment, with the exception of megestrol, local use of steroid: i.e.: topical corticosteroids, inhaled corticosteroids for reactive airway disease, ophthalmic, intraarticular, and intranasal steroids.

Confirmed diagnosis of CML ≥ 18 months from diagnosis
Current concomitant treatment with TKI therapy (Imatinib, Dasatinib, Nilotinib or Bosutinib; excluding Ponatinib)
BCR-ABL PCR at stable molecular disease (e.g. MMR stable but not CMR) or b. Hematologic remission (HR) but no MMR
Stable molecular response defined as 2 sequential BCR-ABL levels done in the same lab with less than ½ log reduction of BCR-ABL (BA)
Eastern Cooperative Oncology Group (ECOG) Performance Status (PS) score more than or equal to 3
Current malignancy requiring active treatment
Active infection requiring antibiotic treatment
Known HIV, Hepatitis B, or Hepatitis C infection
Known symptomatic congestive heart failure (CHF), unstable angina or cardiac arrhythmia
Current concomitant use of NSAIDs (including Aspirin) or COX-1; a washout period of 4 weeks prior to enrollment is permitted

Early Child Care Provider (i.e. working in a Child care center, child care home, or volunteer)
Over 18 Years of Age
Under 18 years of age

Pathologically (histologically) proven diagnosis of prostate adenocarcinoma.
Post-prostatectomy patients with a detectable serum PSA (≥0.1, but ≤1.0 ng/mL) at study entry (within 90 days of Step 1 registration) a
pN0 or pNx
History/physical examination within 90 days prior to Step 1 registration
Karnofsky performance status of 70-100 within 90 days prior to Step 1 registration
Definitive clinical, radiologic, or pathologic evidence of metastatic disease (M1) or lymph node involvement (N1)
Prior invasive malignancy (except non-melanomatous skin cancer, carcinoma in situ of the male breast, penis, oral cavity, or stage Ta of the bladder, or stage I completely resected melanoma) unless disease free for a minimum of 2 years
Prior systemic chemotherapy for the study cancer
Prior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fields;
Prior whole gland ablative therapy

post-prostatectomy with baseline Gleason ≥ 7
post prostatectomy PSA never undetectable
Any type of radical prostatectomy is permitted
Prior androgren deprivation therapy allowed
Clinical or radiologic evidence of metastatic disease
Prior radiotherapy to the prostate
Prior chemotherapy for prostate cancer
Prostatectomy performed greater than 365 days prior to study entry

Age 3 to 21 Inclusive
Cancer that has returned or is not responding to previous therapy
Has failed at least one prior therapy
Certain prior therapies

Must be 5-30 Years of Age
A confirmed diagnosis of Classic Hodgkin Disease
Failed or did not respond to initial treatment
A previous allogeneic stem cell transplant
Received certain antibody therapies in the past

Age ≥ 18 years.
ECOG performance status of 0 or 1.
Patients must have oropharynx cancer that is p16-positive by immunohistochemistry
Adequate baseline organ and marrow function
Adequate baseline liver functionality
Patients with a history of allergic reactions attributed to platinum based chemotherapy agents
Patients must not have had prior systemic therapy or radiation treatment for p16 positive OPSCC
Patients must not have received previous irradiation for head and neck, tumor, skull base, or brain tumors
Patients must not have known hypersensitivity to nivolumab
Patients with evidence of distant metastases or leptomeningeal disease are excluded

Histologically confirmed non-muscle invasive urothelial carcinoma of the bladder (Ta, T1, or Tis stage) on transurethral resection of bladder tumor (TURBT) obtained within 60 days of registration.
ECOG (WHO) performance status 0 or 1
Age ≥ 18 years old at time of consent
White blood cell count (WBC) > 3.0 K/mm3
Absolute neutrophil count (ANC) ≥ 1.5 K/mm3
Subjects with muscle-invasive (i.e. T2, T3, T4), locally advanced unresectable, or metastatic urothelial carcinoma as assessed on baseline radiographic imaging obtained within 60 days prior to study registration.
Subjects with another active second malignancy other than non-melanoma skin cancers and biochemical relapsed prostate cancer.
Subjects that have completed all necessary therapy and are considered to be at less than 30% risk of relapse are not considered to have an active second malignancy and are eligible for enrollment.
Subjects who have received the last administration of an anti-cancer therapy including chemotherapy, immunotherapy, and monoclonal antibodies ≤ 4 weeks prior to starting study drug, or who have not recovered from the side effects of such therapy.
Subjects who have had any prior radiation to the prostate or pelvis.

Must have histologically confirmed (biopsy-proven) diagnosis of mantle cell lymphoma (MCL)
Must have measurable or evaluable disease as defined as a lymph node measuring >1.5 cm in any dimension or splenomegaly with spleen >15 cm in craniocaudal dimension
ECOG performance status of 0-2
Adequate organ function as measured by the criteria
Total Bilirubin ≤ 1.5x upper limit of normal (ULN) or ≤ 3x ULN with documented Gilbert’s syndrome
Should not have known evidence of central nervous system (CNS) lymphoma
Should not have prior chemotherapy, radiotherapy or immunotherapy for lymphoma
Must not have received a prior allogeneic stem cell transplant or solid organ transplant (except for cornea) for any indication
Must have no active, uncontrolled infections
Must not have active hepatitis B or be chronic carriers of hepatitis B.

Histologic or cytologic evidence of advanced or metastatic biliary tract cancer including cholangiocarcinoma (intra-hepatic or extra-hepatic bile ducts), ampullary carcinoma, and gallbladder carcinoma.
Evidence of recurrent, locally advanced, or metastatic disease.
Progressed following or intolerant to one or more line of systemic therapy.
Presence of at least 1 lesion that is measurable or evaluable using Response Evaluation Criteria in Solid Tumors (RECIST) v1.1.
Adequate organ function, as evidenced by the laboratory parameters noted in Study Eligibility.
Ongoing or active infection requiring systemic antibiotics.
History of previous venous thromboembolic events.
Uncontrolled hypertension despite adequate therapy (i.e., systolic blood pressure higher than 150 mm Hg or diastolic blood pressure higher than 90 mm Hg found on 2 separate occasions separated by 1 week).
Diabetes mellitus and occurrence of more than 2 episodes of ketoacidosis in the 12 months prior to the first dose of study drug.
Active second malignancy other than curatively resected basal cell carcinoma of the skin, squamous cell carcinoma of the skin, in situ carcinoma of the cervix, or other cancers with no known active disease in the 3 years prior to enrollment.

Men and women, 18 years of age or older
Histologically or cytologically confirmed adenocarcinoma of the breast with evidence of metastatic disease (stage IV) or locally advanced disease,
ER-positive and/or PR-positive tumor (≥1% positive stained cells) • HER2-negative tumor
Progressed on and following at least 6 months of combined treatment with palbociclib and AI therapy for advanced/metastatic breast cancer, and be able and willing to receive additional palbociclib treatment
Eastern Cooperative Oncology Group (ECOG) performance status 0-2
Women who are pregnant or breast-feeding
Concurrent use of any of the following medications during study participation: • Inhibitors or inducers of CYP3A4 that may affect serum concentrations of palbociclib
Major surgery, chemotherapy, radiotherapy, or other anti-cancer therapy within 2 weeks before registration.
Any other malignancy within 3 years prior to registration, except for adequately treated basal cell or squamous cell skin cancer, or carcinoma in situ of the cervix.
Prior hematopoietic stem cell or bone marrow transplantation.

Ages 18-75, inclusive
Diagnosis of Crohn's Disease for at least 3 months
Failed prior treatment
Will need surgery in 3 months
Stricture or obstruction symptoms
Prior cancers
Drug or alcohol abuse within 1 year
Diagnosis of colitis

Histological diagnosis of clear cell renal cell carcinoma (pure or mixed) with radiologic or histologic evidence of metastatic disease
Prior cancer treatment must be completed at least 14 dats prior to study registration and the subject must have recovered from all reversible acute toxic effects of the regimen (other than alopecia) to Grade 1 or less baseline
ECOG Performance Status 0-1 within 28 days prior to registration
Demonstrate adequate organ function based on necessary screening labs to be obtained within 28 days prior to registration
Females of childbearing potential must have a negative serum pregnancy test within 28 days prior to registration
Active infection requiring systemic therapy
Brain metastases or spinal cord compression
Pregnant or breastfeeding
Treatment with any investigational drug within 14 days prior to study registration
Current or prior use of immunosuppresive medication within 28 days before the first dose of durvalumab, with the exceptions of intranasal and inhaled corticosteroids or systemic corticosteroids at physiologic doses

Diagnosis of Crohn's Disease for at least 6 months
Presence of complex perianal fistulas
Clinically controlled, non active or mildly active CD during the last 6 months
Patients whose perianal fistulas were previously treated and have shown an inadequate response
Any major surgery of the GI tract within past 6 months
Patients without prior specific treatment for perianal complex fistulas
Patients with diverting stomas
Patients with active, uncontrolled infection requiring IV antibiotics
Patients with allergies or hypersensitivity to penicillin or aminoglycosides, local anesthetics or MRI contrast

Locally advanced, locoregionally recurrent, or metastatic disease, not amenable to curative therapy
Histologically and/or cytologically confirmed diagnosis of ER positive and/or PR positive (ER>1%, PR>1%), Her2 negative breast cancer
No prior systemic anti-cancer therapy for advanced HR+ positive disease
Metastatic disease evaluable on imaging studies.
Adequate blood, liver and kidney function
Prior treatment with any CDK 4/6 inhibitor
Confirmed diagnosis of HER2 positive disease
Known uncontrolled or symptomatic CNS metastases.
Prior (neo)adjuvant treatment with tamoxifen within the 12 months before study entry.
Prior history of blood clots, pulmonary embolism or deep vein thrombosis.

squamous cell carcinoma
18 or older
Adequate hematologic function
Adequate hepatic function
Adequate renal function
invasive malignancy within the past 3 years
Prior radiotherapy
Prior immunotherapy
Major surgery within 28 days prior to Step 1 registration
Uncontrolled hypertension

Pathologically proven diagnosis of squamous cell carcinoma of the oropharynx
Patients must have clinically or radiographically evident measurable disease at the primary site or at nodal stations
P16-positive based on local site immunohistochemical tissue staining
Zubrod Performance Status of 0-1 within 14 days prior to registration
Only English, Spanish, or French speaking patients are eligible to participate as these are the only languages for which the mandatory dysphagia-related patient reported instrument (MDADI) is available
Clinical stages T0; T4; T1-2, N0; or any N2 (AJCC, 8th ed)
Recurrent disease
Definitive clinical or radiologic evidence of metastatic disease or adenopathy below the clavicles
Cancers considered to be from an oral cavity site or the nasopharynx, hypopharynx, or larynx, even if p16-positive, or histologies of adenosquamous, verrucous, or spindle cell carcinomas
Carcinoma of the neck of unknown primary site origin (T0 is ineligible, even if p16-positive)

1-30 year of age
Have a solid tumors or leukemia that returned or did not respond to previous treatment
Have a primary CNS tumor
Have uncontrolled infection