<prompt> ANCA positive vasculitis -Henoch schonlein purpuraBehcets syndromeWegeners granulomatosisNone  <response>: Ans. c Wegeners granulomatosisRef: Robbins 9thpg 507, Harrison 18thed p-2786-87Option a and b are immune-mediated small-vessel systemic vasculitis. C-ANCA positive vasculitis 