PMC5311248_01
Erythematous, confluent plaques on posterior shins and anterolateral proximal shins that are warm and tender to touch.
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PMC5311248_01_gr1.jpg
fig1
There were ill-defined, dull, erythematous, edematous plaques on the bilateral flanks, posterior thighs, and anterior shins (Fig 1).
Photomicrograph of the skin biopsy section shows presence of squamous metaplasia of the eccrine ducts (arrows), with background mild chronic inflammatory infiltrate and edema in the dermis. (Hematoxylin-eosin stain; original magnification: x40.)
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PMC5311248_01_gr2.jpg
fig2
A skin biopsy found squamous metaplasia of eccrine ducts, superficial perivascular infiltrate of lymphocytes, edema, and some extravasated red blood cells (Fig 2).