Inclusion Criteria:

- Female with cervical, endometrial, rectal or anal cancer

- Scheduled to begin one of the following treatments at MSKCC:

- Definitive external beam radiation therapy

- Preoperative external beam radiation therapy of followed by surgery

- Postoperative external beam radiation therapy

- Definitive external beam radiation therapy with intracavitary brachytherapy (tandem
and ring or Syed)± surgery

- Postoperative intravaginal brachytherapy (once every two weeks times three)

- ≥ or = to 21 years of age

Exclusion Criteria:

- Women with cervical, endometrial, rectal or anal cancer who are/have:

- Unable to speak and write English so that it would prohibit them from full
participation in the study. Patient education, instruction and questionnaire are
validated in English.

- Mental or physical handicaps that would prohibit them from full participation in the
study.

- Prior radiation to the pelvis.

- Evidence of metastatic disease.