Pseudohermaphroditism in a female child is most commonly due to-: (A) 21-hydroxylase deficiency, (B) 17-hydroxylase deficiency, (C) 11-hydroxylase deficiency, (D) 3-hydroxylase deficiency
Answer is A. Ans. is 'a' Le., 21-hydroxylase deficiency Classic 21-hydroxylase deficiency is the most common cause of Ambiguous genitalia in a new born. Virilization is usually apparent at bih in females Le Pseudohermaphroditism of a female child