This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': "HLA-B27 is associated with? \nSelect and explain. \nA. Osteoarthritis, B. Sjogren syndrome, C. Behcet disease, D. Reiter's Syndrome", 'role': 'user'}, {'content': 'Answer: D \nExplanation: In addition to its association with ankylosing spondylitis, HLA-B27 is implicated in other types of\xa0seronegative spondyloarthropathy\n• Reactive arthritis (Reiters Syndrome)\n• Acute anterior uveitis and iritis\n• Psoriatic arthritis\n• Ulcerative colitis associated spondylo-arthritis', 'role': 'assistant'}]