Reactive Dermal Infiltrates – Friday Pop Quiz 01/29

A pregnant 33-year-old female presents with the shown painful lesions that appeared abruptly one week ago. She additionally has been febrile to 38.3C with malaise and headaches. What do you expect to find on biopsy of a representative lesion?

A. Perivascular neutrophils with fibrinoid necrosis and RBC extravasation

B. Apoptotic individual keratinocytes with intracellular spongiosis

C. Dense peri-eccrine gland neutrophilic infiltrate

D. Diffuse infiltration of malignant leukocytes in the dermis

E. Superficial dermal edema with dense neutrophilic infiltrate

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