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Macrophage Activation Syndrome
A review of diagnosis, treatment, and prognosis
New Criteria Released for Macrophage Activation Syndrome in Juvenile Idiopathic Arthritis
Although most systemic juvenile idiopathic arthritis patients don’t develop macrophage activation syndrome (MAS), the approximately 10% who do have this serious complication can experience widespread, massive inflammation, debilitating symptoms and even death. To improve understanding of MAS among physicians and advance efforts to develop effective therapies to treat it, a panel of 28 international pediatric…
2014 ACR/ARHP Annual Meeting: Macrophage Activation Syndrome
The pathogenesis of and new classification criteria for MAS
Case Report: Intermittent Fevers in a Patient with pJIA
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…