A Behavioral Health Intervention Using Digital Technology in Radiation Therapy for Prostate Cancer Patients

Exclusion Criteria

• •Patients with any history of pre-existing urinary retention.
• •Patients with any history of kidney, urothelial tract or bladder cancer.
• •Post-operative prostate patients.
• •Patients that plan to be treated with pelvic lymph node radiation coverage.
• •Patients without a functional bladder.
• •Patients with a history of prior pelvic surgery or penile augmentation (circumcision is okay).
• •Patients who have previously received any form of pelvic radiation.
• •Patients unable to give informed consent.
• •Patients who refuse to drink room-temperature water used for bladder filling.
• •Patients without functional vision.
• •Patients who are colorblind.
• •Patient who refuse to use the smartphone app or who refuse consent.