Magnetic Resonance Imaging of Lesions in the Sacroiliac Joints for Differentiation of Patients With Axial Spondyloarthritis From Control Subjects With or Without Pelvic or Buttock Pain: A Prospective, Cross-Sectional Study of 204 Participants.
Sengül SevenMikkel ØstergaardLone Morsel-CarlsenInge Juul SørensenBirthe BondeGorm ThamsborgJens Jørgen LykkegaardOliver HendricksNiklas Rye JørgensenSusanne Juhl PedersenPublished in: Arthritis & rheumatology (Hoboken, N.J.) (2019)
BME and fat lesions were most pronounced in patients with axial SpA, but also occurred in other groups, particularly women with postpartum buttock/pelvic pain. Erosion above a certain SPARCC score threshold as well as backfill and ankylosis were highly specific for axial SpA.