Abstract Number: 633 • 2015 ACR/ARHP Annual Meeting
Anti-Centromere Antibodies Are Associated with More Severe Exocrine Glandular Dysfunction in Primary Sjögren’s Syndrome: An Analysis of the Sjögren’s International Collaborative Clinical Alliance Cohort
Background/Purpose: Anti-centromere antibodies (ACA) define a subgroup of Sjögren’s syndrome (SS) patients who are often older, have more frequent Raynaud’s phenomenon, and a lower frequency…