MedlinePlus Medical Encyclopedia: Microscopic polyarteritis 2

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Microscopic polyarteritis 2

Polyarteritis nodosa, seen here on a lower extremity, produces painful, erythematous nodules. Arteries in the deep dermis and upper fat show neutrophilic infiltration.

Update Date: 8/22/2006

Updated by: Lisa Christopher-Stine, M.D., M.P.H., Assistant Professor of Medicine, Division of Rheumatology, Department of Medicine, Johns Hopkins University,Baltimore, MD. Review provided by VeriMed Healthcare Network.

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