A 26-year-old woman presented to our emergency department (ED) with intermittent fevers, nausea and vomiting. She had a past medical history of well-controlled, anti-nuclear antibody positive and rheumatoid factor negative polyarticular juvenile idiopathic arthritis (pJIA) and Crohn’s disease. Her maintenance treatment consisted of monthly intravenous infliximab, 10 mg of oral methotrexate weekly and 20 mg…
