Stage II Rectal Cancer AJCC v8

Testing Nivolumab and Ipilimumab With Short-Course Radiation in Locally Advanced Rectal Cancer

Financial Burden Assessment in Patients With Stage I-III Colon or Rectal Cancer Undergoing Treatment

Zanidatamab Before Surgery for the Treatment of HER2 Positive Colon and Rectal Cancer in Patients Planned for Curative Intent Treatment

Therapy Adapted for High Risk and Low Risk HIV-Associated Anal Cancer

Designing a Dyad-Based mHealth Intervention to Improve Adherence to Lifestyle Recommendations in Colorectal Cancer Survivors and Their Family Caregivers

Short Course Radiation Therapy and Combination Chemotherapy for the Treatment of Stage II-III Rectal Cancer

Active Surveillance and Chemotherapy Before Surgery in Treating Participants With Stage II-III Rectal Cancer

Evaluation of Quality of Life and Utilities Following Surgical Treatment of Stage I-IV Rectal Cancer

Establishing a ctDNA Biomarker to Improve Organ Preserving Strategies in Patients With Rectal Cancer

Family Communications After Genetic Testing

Testing the Addition of an Anti-Cancer Drug, Irinotecan, to the Standard Chemotherapy Treatment (FOLFOX) After Long-Course Radiation Therapy for Advanced-Stage Rectal Cancers to Improve the Rate of Complete Response and Long-Term Rates of Organ Preservation

Time-Restricted Eating Versus Nutritional Counseling for the Reduction of Radiation or Chemoradiation Tx Side Effects in Patients With Prostate, Cervical, or Rectal Cancers

Papaverine in Combination With Radiation Therapy for the Treatment of Locally Advanced Rectal Cancer, DINOMITE Trial

Testing the Addition of a Radiation Sensitizing Drug, IPdR, to the Usual Chemotherapy Treatment (Capecitabine) During Radiation Therapy for Rectal Cancer