Male XY - Absence of DHT – mutation in 5 alpha
reductase.
   Presentation: No vaginal opening.
Abdominal testes. Presence of limited virilization.
   What happens at puberty?
Female XX – Elevated levels of androgens during
fetal life due congenital adrenal hyperplasia.
   Presentation: Salt-wasting (life
threatening). No (palpable) testes. Virilization of
external genitalia. What would you predict
concerning the development of Wolffian and
Paramesonephric ducts?