Panarteriitis nodosa

Deep spindle biopsy with the scalpel in a case of suspected panniculitis: despite the size of the biopsate, the changes that are diagnostic of a panarteriitis nodosa are only at the lower-left edge of the picture in the form of vasculitis of a small artery, with infiltration of the vessel wall by neutrophile granulocytes and necrosis of the media.

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