Skip to main content

Table 1 HLA-B27-associated spondyloarthritides

From: HLA-B27: natural function and pathogenic role in spondyloarthritis

Disease HLA-B27 frequency (%) (approximate)
Ankylosing spondylitis 96
Undifferentiated spondyloarthropathy 70
Reactive arthritis 30–70
Colitis-associated spondyloarthritis 33–75
Psoriatic spondyloarthritis 40–50
Juvenile enthesitis-related arthritis 70
Iritis 50
Cardiac conduction defects with aortic incompetence Up to 88