患者，男性，65岁，因进行性排尿困难5年，加重1月于1994年10月10日入院．5年前开始出现排尿费力，尿线细，夜尿3—8次，1月前排尿呈淋漓至点滴状，无血尿．外院拟诊“前列腺增生症”，应用射频仪治疗，但症状无明显改善而转来我院。体检：肛查前列腺约4×3．5×3．5cm3，质切 The patient, male, 65 years old, had difficulty urinating for 5 years and was exacerbated on January 10, 1994. 5 years ago began to urinate laborious, fine urine, nocturnal 3 to 8 times, urinate was dripping to drip-like, no hematuria. Outside the hospital proposed diagnosis of “benign prostatic hyperplasia,” the application of radio frequency therapy, but no significant improvement in symptoms and transferred to our hospital. Physical examination: Anal examination of the prostate about 4 × 3.5 × 3.5cm3, quality cut