X-ray and CT for Sacroiliac Joint in Ankylosing Spondylitis

Objective To explore the X-ray and CT diagnosis of ankylosing spondylitis(AS)different sacroiliac joint diagnosis.Methods Comparative analysis of 79 cases of patients diagnosed as AS X-ray and CT scan images of the sacroiliac joint AS performance characteristics of different Classification.Results(1) CT examination for GradeⅠ~Ⅱ recognized advantages of sacroiliitis than X ray;and III-and IV-class both close.(2)CT examination for cystic destruction of the articular surface,articular surface and joint space changes in fuzzy terms of a higher display rate.Conclusion CT examination can be shown earlier than the X-ray in patients with ankylosing spondylitis,sacroiliac joint disease,the clinical benefit of early intervention treatment.