Abstract Number: 603 • 2019 ACR/ARP Annual Meeting
Are the Modified New York and ASAS Criteria Interchangeable in the Classification of Patients with Spondyloarthritis with Radiographic Sacroiliitis?
Background/Purpose: Patients with axial spondyloarthritis (axSpA) with radiographic sacroiliitis may be classified using the modified New York (mNY) criteria as ankylosing spondylitis and using the…