马蹄形肛瘘是一种较为复杂的肛门直肠疾病,临床上治疗难度大。若手术不当,不仅疗程长、痛苦大,而且易导致肛门畸形、狭窄或大便失禁等后遗症。笔者采用外切内挂的方法治疗68例,取得了满意的疗效,现报告如下。 一、临床资料 68例中,男性41例,女性27例。10～20岁2例,21～30岁4例,31～40岁22例,41～50岁40例。发病在1年以上者12例,2～3年者16例,6～10年者29例,10年以上者11例。全部患者均为马蹄形肛瘘,外口在3、9点处,内口位于膝胸位12点处齿线以 Horseshoe-shaped anal fistula is a more complex anorectal disease, clinical treatment is difficult. If not properly treated, not only long course of treatment, painful, but also easily lead to anal deformity, stenosis or fecal incontinence and other complications. I used extrinsic hanging method of treatment of 68 cases, and achieved satisfactory results, are as follows. First, clinical data 68 cases, 41 males and 27 females. 2 cases of 10 to 20 years old, 4 cases of 21 to 30 years old, 22 cases of 31 to 40 years old, 40 cases of 41 to 50 years old. Incidence of more than 1 year in 12 cases, 2 to 3 years in 16 cases, 6 to 10 years in 29 cases, more than 10 years in 11 cases. All patients were horseshoe-shaped anal fistula, the mouth of the mouth at 3,9 points, the mouth is located in the knee thoracic at 12 o’clock to