#ACR21 Abs#1196: Morning stiffness (MS) in pre-RA arthralgia associates w inflammation ⭐️Arthralgia pts: 14% ACPA+, 34% w MS MS correlates w ⬆️subclinical synovitis/tenosynovitis on MRI and higher CRP. Duration of morning stiffness correlates https://t.co/DUhgjbjQIr @Rheumnow https://t.co/dHl7LuY3ZA