Muscle biopsies in dermatomyositis and polymyositis: practical relevance of analyzing different levels of histological sections of the same muscular compartment

Abstract

Introduction: It is frequent in medical practice to have findings with normal aspects in histological muscle biopsies from patients with dermatomyositis (DM) or polymyositis (PM). This happens because, for example, the inflammatory infiltrate occurs in foci. Objectives: To evaluate the morphological and histological inflammatory infiltrate in various… (More)

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