Red plaques with expanding inflammatory border and central hypopigmented atrophic scar
Lesions may occur anywhere but are most commonly seen in areas exposed to sunlight such as the face, ears, neck and scalp
This form of lupus erythematosus is usually not associated with systemic manifestations, however approximately 5% of patients with discoid lupus erythematosus eventually develop systemic lupus erythematosus
Immunoglobulins are deposited along the basement membrane of involved skin
Histology: Hyperkeratosis, follicular plugging, epidermal atrophy alternating withacanthosis, basal vacuolization, papillary dermal edema, perivascular and periadnexal infiltrate of lymphocytes, glycosaminoglycans (mucin) deposition in the dermis.
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