Fig. 2.
Histology from the lesion shows interface dermatitis, vacuolar basal cell degeneration, isolated foci of keratinocyte necrosis, and scant perivascular lymphohistiocytic infiltrates suggestive of subacute cutaneous lupus erythematosus. Haematoxylin eosin staining, magnification (A) x100 and (B) x200.