A 33-year-old woman went to her doctor after she developed multiple blanching patches on her lower legs over the course of 2 weeks. The lesions were round and tender. She had also been fighting a fever and fatigue over the same period. Her only current prescription was for oral contraceptives.
Could it be erythema nodosum? Erythema multiforme? Erysipelas? Cellulitis?
Check out the differential we created for this case in VisualDx.
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