Results 6 of 15 were treated with Y-V plasty of vesical neck and the others by transurethral resection of the posterior lip of bladder neck.

• 结果6例行膀胱颈Y-V成形术，9例行经尿道膀胱颈后唇电切术，效果满意，无尿失禁及尿瘘发生。