HLA-B27 – Associated pathology
In addition to its association with ankylosing spondylitis, HLA-B27 is implicated in reactive arthritis, certain eye disorders such as acute anterior uveitis and iritis, psoriatic arthritis and ulcerative colitis associated spondyloarthritis.
In addition to its association with ankylosing spondylitis, HLA-B27 is implicated in reactive arthritis, certain eye disorders such as acute anterior uveitis and iritis, psoriatic arthritis and ulcerative colitis associated spondyloarthritis. The shared association with HLA-B27 leads to increased clustering of these diseases.
Adapted from the Wikipedia article HLA-B27, under the G. N. U. Free Documentation License. Please also see http://en.wikipedia.org/wiki










