A 10 day old male pseudohermaphrodite child with 46 XY karyotype presents with BP of 110/80 mmHg. Most likely enzyme deficiency is:
21 hydroxylase
17 hydroxylase
11 hydroxylase
3-beta hydroxylase
Common symptoms of 17 hydroxylase deficinecy, include mild hypocoisolism, ambiguous genitalia in genetic males or failure of the ovaries to function at pubey in genetic females, and hypeension (respectively). Ref: Kliegman, Behrman, Jenson, Stanton (2008), Chapter 577, "Congenital Adrenal Hyperplasia", In the book, "NELSON TEXTBOOK OF PEDIATRICS", Volume 2, 18th Edition, New Delhi, Page 2360