PMC4531916_01
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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Vesicles and/or pustules were present on the surface of some plaques (Fig. 1).
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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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).
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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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).