患者 ,男性 ,6 9岁。因“尿频、排尿困难三年”入院。肛检 :前列腺约 5 cm× 5 cm大 ,质地韧偏硬 ,未及结节。 B超见前列腺增大 ,回声欠均匀 ;膀胱镜下见前列腺两侧叶增生。拟诊为“前列腺增生”。连硬麻醉下行经膀胱前列腺摘除术。术中见前列腺轻度突入膀胱 ,质地偏硬且脆 ,与 Patient, male, 69 years old. Due to “frequent urination, dysuria three years” admission. Anal examination: Prostate about 5 cm × 5 cm large, tough texture hard, not nodular. B see the prostate enlargement, echo less uniform; cystoscopy see prostate both sides of the leaf proliferation. To be diagnosed as “benign prostatic hyperplasia.” Even hard anesthesia through the bladder prostatectomy. Surgery, see prostate slightly into the bladder, the texture is too rigid and brittle, and