Acute Pediatric Monoarticular Arthritis: Distinguishing Lyme Arthritis From Other Etiologies

Abstract

Lyme arthritis shares features with both septic and nonseptic non-Lyme arthritis. This overlap prevents the creation of a clinically useful predictive model for Lyme arthritis. In endemic areas, Lyme testing should be performed on all patients presenting with acute monoarticular arthritis.