A 13yr old child visits gynaec OPD with complaints of not attaining menarche with karyotype 46XX On examination there is cliteromegaly what enzyme likely to be deficient in the above condition: (A) 21 alpha hydroxylase, (B) 11 beta hydroxylase, (C) 17 alpha hydroxylase, (D) 3 beta hydroxysteroid dehydrogenase
Answer is A. ref : gynecology shaw