PMC4212670_01
Erythematous papules and urticarial plaques with periumbilical sparing and accentuation in striae in a 21-year old woman with polymorphic eruption of pregnancy.
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F1
The eruption initially developed in and around the abdominal striae distensae with a periumbilical sparing (Figure 1).
Skin biopsy showing a predominantly perivascular infiltrate of lymphocytes and eosinophilic granulocytes. Typical, but not diagnostic for polymorphic eruption of pregnancy.
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PMC4212670_01_dr-2012-1-e7-g002.jpg
F2
A punch biopsy showed slight dermal edema and a predominantly perivascular infiltrate of lymphocytes and eosinophilic granulocytes (Figure 2).
PMC4212670_02