Case Presentation: A 24 yo male with a history of juvenile idiopathic arthritis ( JIA), macrophage activation syndrome (MAS), and pyoderma gangrenosum presented with fever to 102.9F and rash for 2 days. He had a diffuse, erythematous, un-raised, itchy rash which started on his arms and spread to his chest and back. He had recently [...]

Case Presentation: A 40-year-old Caucasian male with a past medical history of polysubstance abuse, with a preference for cocaine, presented to the emergency department complaining of right groin pain. He was diagnosed with purulent cellulitis and broad spectrum intravenous antibiotics were initiated. Initial blood work found low WBC (3.7 x 103/mcL), with a low neutrophilic [...]