Pediatrics In congenital adrenal hyperplasia, deficient enzyme is – most womon- A 11 hydroxylase deficiency B 21 a hydroxylase deficiency C 3a hydroxylase deficiency D 17a hydroxylase deficiency 💡 Explanation In congenital adrenal hyperplasia, deficient enzyme is - most womon- ✓ Correct Answer: B. 21 a hydroxylase deficiency