<prompt> Pt with low testosterone low count will show can show all except -Decreased FSHDecreased LHIncreased FSHObstruction of spermatic duct  <response>: 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 FSHLHGnRH therapy. Prolactin level more than 30ngml indicates hyperprolactinemia requiring treatment Low testosterone level suggests LH or Leydig cell dysfunction. Aon response to GnRH suggests pituitary failure. 