诊断分类一、按解剖部位分类 (一)尿道阴道瘘:系指尿道有瘘管通向阴道,但下列几种损伤形式,统计时也可包括在尿道阴道瘘内。1.尿道完全缺损;2.尿道纵裂伤;3.尿道横断。 (二)膀胱阴道瘘:系指膀胱各部位有瘘管与阴道相通。 (三)膀胱尿道阴道瘘:系指膀胱颈与尿道连接处的瘘管,瘘孔累及膀胱和尿道,残存尿道短于3厘 Diagnostic classification First, the classification by anatomical site (A) of the urethral fistula: refers to the urethral fistula leading to the vagina, but the following forms of damage, statistics can also be included in the urethral fistula. 1. Complete urethral defect; 2. Urethral laceration; 3. Urethral transection. (B) of the vesicovaginal fistula: refers to the various parts of the fistula and vaginal communication. (C) of the bladder and urethra Fistula: refers to the fistula at the junction of the bladder neck and urethra, fistula hole involving the bladder and urethra, residual urethra less than 3%