<prompt> Palpable purpura is caused by -HSPPANMicroscopic polyangitisAll of the above  <response>: Ans-DCauses of palpable purpuraRocky mountain spotted feverAcute meningococcemiaDisseminated gonococcal infectionEcthyma gangrenosumHenoch Schonlein purpuraPolyarteritis nodosaLeucocytoclastic vasculitis 