Radiation proctopathy is symptomatic radiation damage to the lining of the rectum, which commonly occurs with radiotherapy for prostate cancer, explain Bin Teh, from The Methodist Hospital in Houston, Texas, and colleagues.

• 美国科学家指出，治疗前列腺癌的临床医生应当考虑放射性直肠炎的可能，特别是放射治疗剂量递增时，并呼吁加强研究以助指导临床治疗。