leukocytoclastic vasculitismedical dictionary

Cutaneous acute vasculitis characterised clinically by palpable purpura, especially of the legs, and histologically by exudation of the neutrophils and sometimes fibrin around dermal venules, with nuclear dust and extravasation of red cells; may be limited to the skin or involve other tissues as in Henoch-Schonlein purpura.

See: cutaneous vasculitis.

Origin: G. Leukos, white, + kytos, cell, + klastos, broken, fr. Klao, to break

(05 Mar 2000)