Simultaneous inflammation of a number of arteries.
- p. nodosa segmental inflammation, with infiltration by eosinophils, and necrosis of medium-sized or small arteries, more common in males, with varied symptoms related to involvement of arteries in the kidneys, muscles, gastrointestinal tract, and heart. SYN: arteritis nodosa, Kussmaul disease, periarteritis nodosa.
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poly·ar·ter·i·tis (pol″e-ahr″tə-riґtis) [poly- + arteritis] 1. multiple inflammatory and destructive arterial lesions; called also panarteritis. 2. p. nodosa.Medical dictionary. 2011.