Résumé
Sixty two patients with low anal fistula were treated by anal fistulectomy (fistula group) and 82 patients with mixed hemorrhoids were treated by automatic ligation of hemorrhoids (RPH group) and 38 patients with anal fistula plus mixed hemorrhoids were treated by the RPH and anal fistulectomy (fistula plus RPH group),the clinical data of patients were retrospectively analyzed.The complication rate,the degree of pain and,the urination disorders,the postoperative recurrent rate,scar area and the anal functions were observed and compared.There were no differences in pain degree at d1 and d3 among three groups(P ＞ 0.05).There was significant difference in urination disorders between the fistula group and anal fistula plus RPH group (8％ vs.32％,P ＜ 0.05),but no differences between the RPH group and anal fistula plus RPH group (11％ vs.32％,P ＞ 0.05).There were significant differences in scar area and the anal functions between anal fistula group and anal fistula plus RPH group(P ＜ 0.05).There were no postoperative massive hemorrhage,proctenclisis and infection in all three groups.