Urinary Problems Associated with Imperforate Anus

The term “imperforate anus” includes all kinds of anorectal malformations from covering of the anus by a thin skin membrane to high anorectal atresia — with or without a fistula, into the urethra or bladder — and to cloacal anomalies in females. It is well known that a high proportion of patients with imperforate anus have this maldevelopment in association with anomalies of one or several other organ systems. Among those, urinary tract anomalies with or without infections, as well as functional disorders of the urinary system, are common and may cause serious complications. Thus, the overall morbidity and mortality of patients with anorectal malformations are considerably influenced by the associated urinary tract anomalies. To facilitate the the different types of imperforate anus and the incidence of associated anomalies before we focus on the related urinary tract problems.