This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
[{'content': 'A five-year-old boy presents with precocious puberty and blood pressure of 130/80 mmHg Estimation of which of the following will help in diagnosis – \nSelect and explain. \nA. ↑17 hydroxy-progesterone, B. ↑ Cortisol, C. ↑Aldosterone, D. ↑ 11 deoxycortisol', 'role': 'user'}, {'content': 'Answer: D \nExplanation: At the age of 5-6 years, BP in excess of 115/75 mm Hg is considered as hypertension (This boy has BP 130/80).\nSo, the boy in this question has : -\n\n\nPrecocious puberty\nHypertension\n\n\nPrecocious puberty in male, with salt retention and hypertension, occurs due to deficiency of 11-β Hydroxylase which catalyzes the conversion of 11 deoxycortisol to cortisol.', 'role': 'assistant'}]