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Leukocytoclastic vasculitis

leukocytoclastic vasculitis leu·ko·cy·to·clas·tic vasculitis (lōō’kə-sī’tə-klās’tĭk)
Acute cutaneous vasculitis that is characterized by purpura, especially of the legs, and by exudation of neutrophils and sometimes fibrin around dermal venules, with extravasation of red blood cells.


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  • Leukocytogenesis

    leukocytogenesis leu·ko·cy·to·gen·e·sis (lōō’kə-sī’tə-jěn’ĭ-sĭs) n. Formation and development of white blood cells.

  • Leukocytolysin

    leukocytolysin leu·ko·cy·tol·y·sin (lōō’kə-sī-tŏl’ĭ-sĭn) n. A substance that destroys or lyses white blood cells. Also called leukolysin.

  • Leukocytolysis

    leukocytolysis leu·ko·cy·tol·y·sis (lōō’kə-sī-tŏl’ĭ-sĭs) n. The destruction or lysis of white blood cells. leu’ko·cy’to·lyt’ic (-sī’tə-lĭt’ĭk) adj.

  • Leukocytopenia

    [loo-kuh-pee-nee-uh] /ˌlu kəˈpi ni ə/ noun, Medicine/Medical. 1. a decrease in the number of white blood cells in the blood. leukocytopenia leu·ko·cy·to·pe·ni·a (lōō’kə-sī’tə-pē’nē-ə) n. See leukopenia. leukopenia leu·ko·pe·ni·a or leu·co·pe·ni·a (lōō’kə-pē’nē-ə) n. An abnormally low number of white blood cells in the circulating blood. Also called leukocytopenia. leu’ko·pe’nic adj.

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