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polyarteritis

[ pol-ee-ahr-tuh-rahy-tis ]
/ ˌpɒl iˌɑr təˈraɪ tɪs /
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noun Pathology.
inflammation of the layers of an artery or of many arteries, usually caused by a severe hypersensitivity reaction, and characterized by nodules and hemorrhage along the involved vessels.
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Also called periarteritis nodosa.

Origin of polyarteritis

From New Latin, dating back to 1905–10; see origin at poly-, arteritis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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