Hyperchloremic acidosis in an infant with imperforate anus and rectourethral fistula.

A case of hyperchloremic acidosis in an infant with imperforate anus and rectourethral fistula, showing lethargy, tachypnea, vomiting, and dehydration, is reported. Surgical correction by abdominoperineal pull-through and division of the rectourethral fistula was performed after doing a cystocutaneostomy to eliminate the diversion of urine into the rectum.