Background:Although various studies have been conducted on the effects of radiation therapy for prostate cancer, rectal toxicity after radiation therapy for prostate cancer, which is an important late adverse event associated with radiation therapy, has not been sufficiently examined. This study aimed to assess the associations of late rectal disorder (LRD) with dosimetric, anatomic, and clinical factors in patients with prostate cancer who underwent three-dimensional conformal radiation therapy (3D-CRT).
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