Failure of normal development of the external genitals usually precipitates a crisis for the patient and his parents from the moment of birth. The physician must be equipped to handle this crisis with understanding and candor, especially when the sex of the infant is in question. Mistaken diagnosis and incorrect advice at this time may initiate a catastrophic series of events in the life of the patient and the family.
Understanding the morphogenesis of the external and internal genitalia is of great help in understanding anomalies when they occur. This book is particularly useful for its detailed description of the embryological events leading to normal development of the genitalia. The first chapter deals in detail with the microscopical events in the fetus, beginning from the time of the first appearance of the genital ridges in the 5-mm human embryo. Sections from early human embryos provide excellent illustrations of normal