Supernumerary Kidneys Associated with Disorders of Sexual Development and Cloacal Anomaly: A Case Report.

Disorder of sexual differentiation is a clinically diverse set of diseases that interferes with the proper differentiation and determination of sex in the embryo and fetus. One in 50,000 live births results in cloacal abnormalities, which are extremely uncommon. Less than 100 examples of the supernumerary kidney have been documented in the literature, making it an exceptionally rare congenital anomaly.