<prompt> Sushila, 25 year old young lady presented with complaint of acute hirsuitism and hoarseness of voice. Which of the following should be the best investigation to be done for the diagnosis -Blood pregnenolone levelsBlood DHEA levels17-ketosteroids levelLH and FSH levels  <response>: Ans is option 2 Blood DHEA levels Ref Harrison 17e p303 t 50.2 