What is the common cause of labial fusion in an adult female?: (A) Congenital adrenal hyperplasia, (B) Fetal exogenous androgen exposure, (C) Abdominal wall defects, (D) All of the above
Answer is A. Labial fusion in adult women is most commonly due to classical congenital adrenal hyperplasia. Other causes include, Fetal exogenous androgen exposure Abdominal wall defects Ref: (2010). Chapter 40. Reproductive Tract Abnormalities. In Cunningham F, Leveno K.J., Bloom S.L., Hauth J.C., Rouse D.J., Spong C.Y. (Eds), Williams Obstetrics, 23e.