A 33-year-old woman presents to urgent care with symmetrical multiple blanching nodules that developed on her lower legs over the course of 2 weeks. The lesions were round and tender. She had also been fighting a fever, fatigue, and joint pain over the same period. Her only current prescription was for oral contraceptives.
View the image taken and consider what your diagnosis and next steps would be. Resolution of the case is described on the next page.