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作者总结经内窥镜在输尿管下注射聚四氟乙烯(teflon)治疗继发于后尿道瓣膜的重度膀胱输尿管返流15例。材料和方法:1985～1994年,54例后尿道瓣膜患儿中有38例(70%)并发膀胱输尿管返流,其中9例瓣膜切除后返流消失,7例返流侧肾脏无功能行肾输尿管切除术,2例术后用药物预防治疗,余20例行抗返流治疗,包括5例输尿管再植,15例注射Teflon。15例患儿中6例单侧返流,9例双侧反流。据国际分级,6根输尿管为Ⅳ级返流,18根输尿管为
The authors concluded 15 cases of severe vesicoureteral reflux secondary to the posterior urethral valve treated with endoscopic ureteral injection of teflon. MATERIALS AND METHODS: From 1985 to 1994, 38 cases (70%) of 54 children with posterior urethral valve were complicated by vesicoureteral reflux. Among them, 9 cases had regurgitation disappeared after valve resection and 7 cases had no renal function Ureterotomy was performed in 2 patients. Preventive treatment was given in 2 patients and antireflux treatment was performed in 20 patients, including 5 ureter replantation and 15 Teflon injection. Of the 15 children, 6 had unilateral reflux and 9 had bilateral reflux. According to the international classification, 6 ureters Ⅳ grade reflux, 18 ureters