This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mullerian Abnormalities, Subject name: Gynaecology & Obstetrics
[{'content': 'A patient of 47 XXY karyotype presents with features of hypogonadism; likely diagnosis is: \nSelect and explain. \nA. Turners syndrome, B. Klinefelter syndrome, C. Edwards syndrome, D. Down syndrome', 'role': 'user'}, {'content': 'Answer: B \nExplanation: KLEINELFELTER SYNDROME XXY male (XY male with an extra X chromosome) Enlarged breasts Sparse facial and body hair Small testes Azoospermia primary testicular failure Increase LH and FSH levels Androgen deficiency causes eunuchoid body propoions Absent facial, axillary, pubic, or body hair Gynecomastia Small testes and penis Diminished libido', 'role': 'assistant'}]