“…5 These studies suggest that the thrombosis found to occur in livedoid vasculitis is part of a primary pathophysiological mechanism. In addition, a number of patients with livedoid vasculitis have responded to antithrombotic and antifibrinolytic agents including heparin, 19 tPA, 11,21 pentoxyphylline, 8,9,33,34 aspirin and dipyridamole, 8,20 long-term anticoagulants, 6,12 danazol, 17,38 ketanserin, 32 beraprost, 37 and prostacyclin. 16 A single report of intravenous immunoglobulin in livedoid vasculitis suggested a possible response.…”