<prompt> Medium size arterial disease is -Temporal areritisWegners granulomatosisClassic PANTakayasu arteritis  <response>: Ans. is c i.e., Classic PAN a Large vessel vasculitis: Giant cell arteritis temporal arteritis, Takayasu arteritis, Cogan syndrome.b Medium vessel vasculitis: PAN classical PAN, kawasaki disease, Buergers disease.c Small vessel vasculitis: HSP, Wegners granulomatosis, microscopic polyangitis, churg strauss syndrome, Cryoglobulinemia, SLE, idiopathic crescentic glomerulonephritis, Bechets syndrome, renal limited vasculitis 