Study of Vaginal Dilator Use After Pelvic Radiotherapy

Participants will be instructed to use the dilators 3 times per week, regardless of frequency of sexual intercourse. At 5 time points, data will be collected to determine vaginal dilator size, grade vaginal stenosis \& assess vaginal symptoms. 1)Baseline: patient self-assessment following consultation up until the end of the first week of radiation 2)Post-radiation: patient self-assessment one month ± 2 weeks follow-up from last day of radiation 3)Post-radiation: 3 month ± 4 weeks follow-up from initiation of dilator use 4)Post-radiation: 6 month ± 4 weeks follow-up from initiation of dilator use 5)Post-radiation: 12 months ± 4 weeks follow-up from initiation of dilator use. At the 1st \& 2nd time points, the nurse will telephone the patient to retrieve her responses. The 1st phone call will occur between the time following consultation up until the end of the first week of radiation, \& the 2nd will be one month ± 2 weeks from last day of radiation.