UKMLA PLAB AMC USMLE Prometric MCQ

Question Number 1071
Question:
A 15 year old is concerned about the size of his penis. He says his penis is too short and is teased about this at the gym. On examination he is noted to have delayed sexual development. He is also found tohave a lack of normal smell. Investigations reveal a gonadotropin deficiency, although the serum luteinizing hormone and testosterone levels are normal. The most likely diagnosis is

a) testicular dysgenesis
b) Kallmann's syndrome
c) congenital adrenal hyperplasia
d) constitutional delay
e) craniopharyngioma