Indiana University

Dermatomyositis
  • Heliotrope (violaceous erythema ) rash around the eyes; Gottron's papules (flat-topped pink papules) and plaques over knuckles and joints
  • Proximal muscle weakness
    • Histology: Basal vacuolization, superficial and deep perivascular infiltrate of lymphocytes, glycosaminoglycans deposited in the dermis

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