AB0315 ESTABLISHED RHEUMATOID ARTHRITIS PATIENTS APPEAR TO HAVE IMPAIRED QUADRICEPS MUSCLE MORPHOLOGY ASSESSED BY ULTRASOUND AND MUSCLE STRENGTH IMPAIRED OVER TIME: A COHORT STUDY

Abstract

BackgroundRheumatoid arthritis (RA) patients usually present extra-articular manifestations [1], which affect muscle strength, muscle mass and physical functional [2]. There are several methods to assess muscle mass and, among these...