livedo vasculitis

li·ve·do vas·cu·li·tis

hyaline degeneration of the walls of small dermal blood vessels with thrombolic occlusion seen with cryoglobulinemia or in atrophie blanche. No necrosis is seen.
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APS is characterised by typical clinical manifestations [livedo reticularis, livedo racemosa, livedo vasculitis, thromboembolic phenomena with necrosis and ulceration of the extremities, digital gangrene, purpura, and purpura fulminans] and persistent aPL positivity (at least 12 weeks apart).