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目的回顾性分析强直性脊柱炎骶髂关节病变的CT表现,以提高临床诊断与鉴别诊断水平。方法分析35例临床确诊强直性脊柱炎患者的骶髂关节CT表现特点。结果强直性脊柱炎骶髂关节病变CT表现特点:关节边缘骨侵蚀、关节面破坏、关节间隙改变、软骨下骨硬化、骨性强直以及骶髂韧带钙化。结论根据骶髂关节的CT表现,结合临床资料,CT检查可准确诊断早期强直性脊柱炎。
Objective To retrospectively analyze the CT findings of sacroiliac joint lesions in ankylosing spondylitis in order to improve the level of clinical diagnosis and differential diagnosis. Methods 35 cases of clinically diagnosed ankylosing spondylitis patients with sacroiliac joint CT features. Results CT findings of sacroiliac joint lesions in ankylosing spondylitis: joint edge bone erosion, articular surface destruction, joint space changes, subchondral bone sclerosis, ankylosis and sacroiliac ligament calcification. Conclusion According to the CT findings of sacroiliac joint, combined with clinical data, CT can accurately diagnose ankylosing spondylitis.