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: Gynaecology & Obstetrics
[{'content': 'A newborn with 46XX has external genitalia of a male, All the following are the possible cause except \nSelect and explain. \nA. Anti-mullerian hormone deficiency, B. Placental aromatase deficiency, C. Maternal androgen adrenal tumor, D. Wnt4 mutation', 'role': 'user'}, {'content': 'Answer: A \nExplanation: AMH\n\nIt is a peptide formed by granulosa cells of primordial follicles\nIt cause Mullerian duct regression during male sex differentiation\nAMH levels reflect the number of growing follicles in the ovary and help in oocyte maturation and follicular development\nLow levels of AMH is seen in rising of FSH and E2 levels and also with increasing age of women', 'role': 'assistant'}]