脐尿管未闭症在临床上不多见。据文献报道,至1978年仅有脐尿管囊肿140多例,开放性脐尿管67例。Schubert等对122例成人尸体进行解剖,肉眼观察未见膀胱壁有残余的蛴尿管存在,但在显微镜下发现有脐尿管残迹者达32％。我院曾治疗脐尿管未闭症4例,其中脐尿管囊肿3例;开放性脐尿管1例,均合并有不同程度的感染。现 Ureteral disorders are rare in clinical practice. According to the literature, only 140 cases of urachus cysts and 67 cases of open urachus were found in 1978. Schubert and other 122 cases of adult autopsy, macroscopic observation of the bladder wall there is no residual urethral catheterization, but found under the microscope uvula remnants up to 32%. In our hospital, 4 cases of urachus were treated, including 3 cases of urachal cyst and 1 case of open urachus, all of which had different degrees of infection. Now