This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pediatrics
[{'content': 'A five-year-old boy has precocious puberty along with BP 130/80 mm Hg. Estimation of which of the following will help in diagnosis? \nSelect and explain. \nA. 17-Hydroxyprogesterone, B. 11-Deoxycortisol, C. Aldosterone, D. DOCA', 'role': 'user'}, {'content': "Answer: B \nExplanation: b. 11-Deoxycortisol(Ref: Nelson's 20/e p 2714-2723, Ghai 8/e p 526-527)Hypertension and precocious puberty in males can be seen in 11 beta hydroxylase deficiency, which can be diagnosed by increased 11 deoxy cortisol levels.", 'role': 'assistant'}]