Pediatrics General 158be70b 2 weeks old baby having scrotal pigmentation along with hyponatremia, gypoglycemia and hyperkalemia enzyme deficient? A 11 beta hydroxylase B 21 a- hydroxylase C 3- Beta hydroxylase dehydrogenase D 17- hydroxylase deficiency High-Yield Explanation Ans. is 'b' i.e., 21 a- hydroxylase