<prompt> Most common site for carbuncle isForearmForeheadNape of neckCalf  <response>: Ans. c Nape of neck. Ref LB, 25th 1305Carbuncle is subcutaneous tissue infection, mostly caused by staphylococci and gas producing organisms in patients with diabetes with nape of neck being classical site for it. Calf is affected mostly in Bazins disease. 