This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Adrenal Gland, Subject name: Pediatrics
[{'content': '2 weeks old baby having scrotal pigmentation along with hyponatremia, gypoglycemia and hyperkalemia enzyme deficient- \nSelect and explain. \nA. 11 beta hydroxylase, B. 21 a- hydroxylase, C. 3- Beta hydroxylase dehydrogenase, D. 17- hydroxylase deficiency', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., 21 a- hydroxylase Congenital adrenal hyperplasia (CAH)o Autosomal recessive disorder,o MC. is a-hvdroxylase deficiency.In 21a-hyroxylese deficiencyo There is deficiency of mineralocorticoids & glucocorticoid,o This leads to hypoglycemia, hyponatremia.", 'role': 'assistant'}]