<prompt> HLA-B27 is associated with?OsteoarthritisSjogren syndromeBehcet diseaseReiters Syndrome  <response>: In addition to its association with ankylosing spondylitis, HLA-B27 is implicated in other types of seronegative spondyloarthropathy Reactive arthritis Reiters Syndrome Acute anterior uveitis and iritis Psoriatic arthritis Ulcerative colitis associated spondylo-arthritis 