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: Unknown
[{'content': 'Pt with low testosterone & low count will show can show all except - \nSelect and explain. \nA. Decreased FSH, B. Decreased LH, C. Increased FSH, D. Obstruction of spermatic duct', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans-DObstruction of spermatic duct "A high FSH level denotes primary gonadal failure. A normal FSH level with azoospermia suggests an obstructive lesion in vas or epididymis. A low FSH indicates pituitary or hypothalamic failure and needs FSH/LH/GnRH therapy. Prolactin level more than 30ng/ml indicates hyperprolactinemia requiring treatment Low testosterone level suggests LH or Leydig cell dysfunction. A\'on response to GnRH suggests pituitary failure."', 'role': 'assistant'}]