case_images: PMC4531916_01
case_images: Sharply demarcated, multiple, erythematous plaques on the left arm. Vesicles and/or pustules were present on the surface of some plaques.
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case_images: Vesicles and/or pustules were present on the surface of some plaques (Fig. 1).
case_images: Histologic findings of muscle biopsy showed an area of degeneration and necrosis of myofibers in association with interstitial lymphocytic and histiocytic cellular infiltration.
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case_images: Histologic findings of muscle biopsy showed an area of degeneration and necrosis of myofibers in association with interstitial lymphocytic and histiocytic cellular infiltration (Fig. 2).
case_images: Histologic examination of cutaneous plaques revealed dermal edema and perivascular infiltration, consisting predominantly of neutrophils and some small number of lymphocytes.
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case_images: Histologic examination of a biopsy specimen of one of the cutaneous plaques revealed dermal edema and perivascular infiltration, consisting predominantly of neutrophils and some small number of lymphocytes (Fig. 3).