Endometrial implants are deficient in which enzyme: (A) Aromatase, (B) 17 β - hydroxysteroid dehydrogenase type 2, (C) 17 β - hydroxysteroid dehydrogenose type 1, (D) 17 α - hydroxylase
Answer is B. 17 β - hydroxysteroid dehydrogenase type 2,which inactivates estrogen is absent in endometrial implants.