输尿管异位开口是一种少见的泌尿系统先天性发育畸形,女性发病率高。我院1966年～1986年5月,共收治小儿输尿管异位开口12例,现报告如下。临床资料本组12例,皆为女性。年龄最小者1岁,最大者12岁。3～6岁者7例。以会阴区尿淋漓、溢出就诊者8例;以发热、脓尿溢出或排尿困难就诊者3例,其中2例女孩尿道口有可还入性囊性肿物脱出;1例以左下腹部渐增性囊性肿物及尿液混浊就诊。全组病例皆有正常排尿。5例在会阴部位可见到异位开口,其中3例位于外尿道口旁;1例位于阴道前庭区;1 Ectopic ureter is a rare urinary tract congenital malformations, high incidence of women. Our hospital from 1966 to May 1986, a total of 12 cases of pediatric ureteral ectopic opening, are as follows. Clinical data The group of 12 patients, all female. The youngest is 1 year old and the youngest is 12 years old. 3 to 6 years old in 7 cases. Perineal urine dripping, spill out of treatment in 8 cases; to fever, pyuria or dysuria treatment of patients in 3 cases, of which 2 cases of urethral urethra can be re-entry cystic mass prolapse; 1 case of lower left abdomen incremental Cystic and urine turbid treatment. All patients have normal urination. 5 cases were seen in the perineal ectopic opening, of which 3 cases were located in the external urethral orifice; 1 case located in the vaginal vestibular area; 1