Testing Diet Intervention Versus Non-Diet Intervention for Management of Bowel Symptoms in Rectal Cancer Survivors

Inclusion Criteria:

PRIOR TO STEP 1 REGISTRATION:
Patients must have prior history of rectosigmoid colon cancer or rectal cancer
Patients must have a post-surgical permanent ostomy or anastomosis
Patient's last date of treatment for rectal cancer (any surgery, chemotherapy, radiation therapy) must be at least 6 months prior to registration and not more than 24 months prior to registration
Anastomosis patients must have low anterior resection syndrome (LARS) score of 21-42 (minor to major symptoms) within 5 calendar days prior to registration
Patient must have completed all baseline questionnaires within 5 days prior to registration
Patients must be able to read, write and speak English. Study materials and telephone calls are only available in English
Patients with a prior malignancy or concurrent malignancy that is currently not being treated, whose natural history or treatment (in the opinion of the treating physician) does not have the potential to interfere with the safety or efficacy assessment of the investigational regimen are eligible for this trial
Patients who are currently undergoing treatment for another cancer will have a different symptom profile than what this study is targeting and are not eligible
Patients who have been diagnosed with inflammatory bowel disease (IBD), such as ulcerative colitis or Crohn's disease, are not eligible
PRIOR TO STEP 2 REGISTRATION:
Patient must meet all eligibility criteria for step 1
Patient must have successfully completed ("pass") the run-in period, as per email notification from the University of Arizona
Patient must be registered to step 2 no more than 40 days after step 1 registration. If day 40 falls on a weekend or holiday, the limit may be extended to the next working day
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