Gynaecology & Obstetrics Which enzyme deficiency is most commonly responsible for presence of long clitoris and fused vagina? A 21 hydroxylase B 11 hydroxylase C 3 beta hydroxy steroid dehydrogenase D None of the above 💡 Explanation Which enzyme deficiency is most commonly responsible for presence of long clitoris and fused vagina? ✓ Correct Answer: A. 21 hydroxylase