男性先天性后尿道会阴瘘十分罕见,Harrow于1968年报告1例,至1973年共报告4例.我科手1987年6月收治1例,现报告如下。病员,吕某某,男,29岁,教师。病员自幼即有排尿时会阴部漏尿现象,无会阴部外伤史,一直未经系统检查与治疗.成年后,漏尿现象明显减轻,瘘口缩小至0.5mm 以下,但一直不能闭合,且 Male congenital posterior urethral perineal fistula is very rare, Harrow reported 1 case in 1968, a total of 4 cases were reported in 1973. My hand in June 1987 admitted to 1 case, are as follows. Patient, Lv Moumou, male, 29 years old, teacher. Urine patients have urinary leakage of perineal urine, no history of perineal trauma, has not been systematic examination and treatment.Adult, the leakage of urine significantly reduced, fistula reduced to 0.5mm below, but has been unable to close, and