盆腔放射治疗后膀胱的并发症包括出血性膀胱炎、溃疡、膀胱挛缩、尿失禁或瘘[1]。非外伤性膀胱破裂又称为膀胱自发破裂,可有多种原因造成[2]。我们在此报道1例子宫颈癌术后放疗所致的膀胱自发破裂。患者女,65岁,因子宫颈癌术后排尿困难5个月,下腹部疼痛1个月,于2005年2月15日入 Bladder complications after pelvic radiotherapy include hemorrhagic cystitis, ulceration, bladder contracture, urinary incontinence or fistula [1]. Non-traumatic bladder rupture, also known as spontaneous rupture of the bladder, can have a variety of causes [2]. Here we report a case of spontaneous rupture of the bladder caused by postoperative radiotherapy of cervical cancer. Female patient, 65 years old, cervical dysplasia due to dysuria postoperative for 5 months, lower abdominal pain for 1 month, on February 15, 2005 into