Case Presentation: A 54-year old man with active cocaine use and untreated hepatitis C presented with fever and rash. He last smoked cocaine 4 days prior to admission. In the next several days, tender enlarging rashes appeared on the left arm and legs. On admission he was febrile (100.5 F) with HR of 101 and [...]

Case Presentation: 29 y.o. female with a history of autoimmune hepatitis presented with worsening lower extremities ulceration. The onset of rash was four months ago during which she visited dermatology clinic. Vitals signs were within normal limits, physical examination was consistent with large deep necrotic painful ulceration with violaceous erythema, retiform purpura on bilateral lower [...]