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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Ankylosing spondylitis is associated with
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The correct answer is  There is a strong correlation with HLA-B2790-95% of cases are positive for HLA-B27(Refer: Mohindra's Fundamentals of Ohopedics, 2nd edition, pg no. 302, 426)