膀胱炎国内有不少报道 ,但膀胱内巨大炎性肿块报道少见 ,作者现报道 1例。1　病例介绍男性 ,48岁。于 1年前无明显诱因出现排尿困难、尿频、尿线变细 ,1夜可达 10多次 ,排尿时疼痛 ,呈刀割样 ,并向会阴部及阴茎体部放射 ,在本地给药物治疗 (不详 ) ,时轻时重。近 1个月症状加重 Many reports of cystitis in the country, but the report of a huge inflammatory mass in the bladder is rare, the author is reported in 1 case. 1 case description male, 48 years old. One year ago no obvious incentive to dysuria, frequent urination, urine thinning, up to 10 times a night, urination, pain was scalpel-like, and perineal and penile body radiation, local treatment of the drug (Unknown), when light weight. Almost a month later, the symptoms worsened