<prompt> A patient was on DVT prophylaxis. All of the following has perforations which connect Superficial veins to the deep veins exceptAnkleBelow inguinal ligamentMid calfLower thigh  <response>: With this option, this could be the only possible answer as sho saphenous vein is a tributary of polite all vein which is formed by union of anterior and posterior tibial veins. Ref: Grays 38ep38-1597 