Case for 2018 Dermpedia Course: Interface changes and red cell extravasation as clues to diagnosis of................

    A 46 year old F with history of chronic genitial HSV infection presented with persistent erythematous macules. She was recently treated with antibiotics. Clinical considerations included erythema multiforme, insect bite reaction, drug eruption, Lyme disease.


    Diagnosis to be revealed at the Course.