Indiana University

Lupus Erythematosus, Subacute Cutaneous
  • Generalized erythematous macular eruption accentuated in sun-exposed areas
  • "Butterfly" malar rash characteristic, but not specific
  • Fatigue, photosensitivity, alopecia, Raynaud's phenomenon, arthritis, serositis, neurologic manifestations and renal disease frequently accompany rash
  • Autoimmune disease with circulating antibodies to DNA; immunogloblins deposited in skin lesions
    • Histology: Basal vacuolization, superficial and deep perivascular and periadnexal infiltrate of lymphocytes, glycosaminoglycans deposition in the dermis

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