Evaluation of the Newborn with Ambiguous Genitalia

A newborn with ambiguous genitalia is an urgent problem which must be solved quickly and accurately. Adequate studies can be performed in the first few days of life to guide the physician to the correct gender choice. This paper outlines etiology, types of anomalies seen most often, studies that should be done to define the problem, factors guiding the choice of gender, and corrective surgical procedures.