目的 :探讨保肾手术治疗脓肾的方法。方法 :对 31例脓肾中的 19例行一期手术 ,12例术前行经皮肾造瘘引流 ,然后行二期手术。 31例术中在解除梗阻后留置输尿管内支架管 ,5例同时置肾造瘘管。结果 :2 8例术后获得良好疗效 ,1例住院期间需 2次手术切肾 ,2例随访期间因再发脓肾而行肾切除。结论 :如果处理方法得当 ,多数脓肾不需切肾。 Objective: To explore the method of kidney-conserving surgery for purulent kidney. Methods: Thirty-nine cases of 31 cases of pus were treated with primary surgery and 12 cases with percutaneous nephrostomy drainage before surgery. In 31 cases, ureteral stent was placed indoors after obstruction was obstructed, and in 5 cases, renal fistula was placed at the same time. Results: Twenty-eight patients achieved good results after operation. One patient underwent surgical resection during the hospitalization period and two patients underwent nephrectomy due to recurrent pus. Conclusion: If treated properly, most of the purulent kidney without kidney.