Childhood-Onset COPA Syndrome Recognized Retrospectively in the Context of Polyarticular Juvenile Idiopathic Arthritis and Rheumatoid Arthritis

<div>(a) Posterior-anterior chest X-ray reveling diffuse, fine reticulonodular haziness. (b) Lung-window computed tomography (CT) scan revealing small cystic spaces (0.2–0.4 millimeters) and ground-glass micronodularity.</div>

Case Reports in Rheumatology

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Figure 1

Figure 1: Childhood-Onset COPA Syndrome Recognized Retrospectively in the Context of Polyarticular Juvenile Idiopathic Arthritis and Rheumatoid Arthritis 

Figure 1 | Childhood-Onset COPA Syndrome Recognized Retrospectively in the Context of Polyarticular Juvenile Idiopathic Arthritis and Rheumatoid Arthritis 