Synovial tissue study from 244 #OA pts undergoing surgery, finds variable synovial pathotypes - High-grade synovitis in 64% (55% lympho-myeloid, 12% diffuse-myeloid, 33% pauci-immune). Lympho-myeloid had highest inflammation, incr by high BMI. https://t.co/cc0Z3KWtY0 https://t.co/zf7r23KGCy