PMC6487764_01
(a) Photodistributed pattern of heme-crusted erosions with scattered flaccid bullae as well as a few targetoid lesions on neck and chest and (b) similar lesions on back.
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On examination, there were over 80 diffuse, heme-crusted erosions with scattered flaccid bullae as well as a few targetoid lesions across his face, chest, and back in a photodistributed pattern with mucosal sparing (Figure 1(a) and (b)).
(a) Vacuolar alteration of the basal layer of the epidermis with a mild superficial perivascular and slightly band-like infiltrate of lymphocytes. (b) Prominent dyskeratosis at all levels of the epidermis with a mild increase in mucin content and mild melanin incontinence of deeper dermis.. Hematoxylin and eosin stain, original magnifications at (a) 100x and (b) 200x.
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The deeper dermis displayed a mild increase in mucin content and mild melanin incontinence (Figure 2(a) and (b)).