Ankylosing spondylitis, hip disease

One-third of individuals with AS develop hip and shoulder involvement. Bilateral disease, with joint effusions and synovial enhancement are characteristic. Additional less common findings include subchondral bone marrow edema, erosive destruction, and fatty accumulation. (Case provided courtesy of Reto Sutter, MD, Leitender Arzt, Radiologie, Uniklinik Balgrist, Zürich)

Ankylosing spondylitis, hip disease revised 597172
Part of the on-line supplement to Neuroradiology – The Essentials with MR and CT (© 2015)