*H&P: Older patients; polyarticular arthritis in the DIP, PIP, 1st CMC, elbow, hip, knee, and back; Morning stiffness lasts < 30 min, but pain worsens with activity as the day progresses.
−
*Dx
+
*Dx: Xrays and clinical findings asymmetric joint sclerosis, narrowing, periarticular bone spurs; inflammatory lab markers are normal; joint aspiration has PMNs < 2000;