PMC6280677_01
Photos taken 7 days after the toxic insult.
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fig1
Skin examination found blanching, erythematous to violaceous patches and plaques with sharply defined borders on the left side of the upper chest, shoulder, and arm (Fig 1, A). Tender, tense bullae were found on the left shoulder and left lateral arm (Fig 1, B). Superficial erosions on his tongue and oral commissures with hemorrhagic crust were also noted, and the nasal tip contained a crusted plaque (Fig 1, C).
Pathology findings of skin biopsy show epidermal necrosis with subepidermal blister formation.
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fig2
A broad, lesional shave biopsy was obtained from the left upper lateral arm for hematoxylin-eosin which showed epidermal necrosis with subepidermal bulla formation (Fig 2).