All of following may be causes of precocious pubey in girls except -: (A) Hypothalamic hamaoma, (B) Mc Cuone Albright syndrome, (C) Granulosa cell tumor of human ovary, (D) Congential 21-a hydroxylase deficiency
Answer is D. Ans. is 'd' i.e., Congenital 21-hydroxylase o Congenital 21 hydroxylase deficiency causes precocious pubey in male due to excess of androgens. o In female, it results in virilization.