title: [Unusual aspect of an ankylosing spondylarthritis].
mesh_terms: D001172:Arthritis, Rheumatoid / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D013167:Spondylitis, Ankylosing / Q000000981:diagnostic imaging*
vernacular_title: Aspect exceptionnel d'une spondylarthrite ankylosante.