Hypeension with androgenisation of a female child is a feature of congenital adrenal hyperplasia due to deficiency of-
High-Yield Explanation
with hypeensive form of CAH due to CYP11B1 deficiency, 11- delay coicosterone and 11- deoxycoisol accumulate. Diagnosis confirmed by demonstrating increased levels of 11- deoxycoisol in blood ( Harrison 17 pg 2267)