[Ankylosing spondylitis and non-radiographic axial spondyloarthritis: Two stages of disease?]

AIM To compare the clinical manifestations of ankylosing spondylitis (AS) and non-radiographic axial spondyloarthritis (nrAxSpA). SUBJECTS AND METHODS A Moscow early spondyloarthritis cohort has now included 132 patients with axial spondyloarthritis, of whom 69 patients who have been followed up at least 12 months are to be involved in a preliminary… CONTINUE READING