PMC5739173_01
Exfoliative erythroderma on bilateral lower extremities.
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PMC5739173_01_gr1.jpg
fig1
Examination found exfoliative erythroderma with thick scaling throughout (Figs 1 and 2).
Exfoliative erythroderma of face.
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PMC5739173_01_gr2.jpg
fig2
Examination found exfoliative erythroderma with thick scaling throughout (Figs 1 and 2).
Classic features of psoriasis are seen, including regular epidermal hyperplasia, hypogranulosis, dilated vessels within the dermal papillae, and numerous neutrophils in the stratum corneum and epidermis. (A and B, Hematoxylin-eosin stain; original magnifications: A, x100; B, x200.)
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PMC5739173_01_gr3.jpg
fig3
Punch biopsy demonstrated classic features of psoriasis (Fig 3, A and B).