Head and Neck Imaging
CT and MRI Diagnosis of Tuberculosis of Sacro-iliac Joint
Author：HE Wan-lin, XU Zhong-you, LI Xiang-wei
affiliation：Department of Radiology, Hospital of Tibet of Chengdu, Branch of West China Hospital, Chengdu 610031, SichuanProvince, China
PDFAbstract
Objective To discuss the CT and MRI finding of tuberculosis of sacro-iliac joint (SITB) so as to promote the diagnostic accuracy. Methods The CT and MRI finding of 20 cases with tuberculosis of sacro-sacro-iliac joint (SITB) proved by surgery and pathology were analyzed restrospectively. All 20 cases underwent CT and MRI scan. MRI scan, In 10 of the cases, fat-saturated contrast-enhanced. Results All the cases had unilateral joint lesion. Of the 20 cases, the lesion was located at left sacro-iliac joint in 8 cases and at right side in 12 cases. The typical CT and MRI finding were as followed: the manifestations presented by blurred articular surface, bony destruction, widened articular space and acute inflammatory soft tissue around articular associated with cold abscess and sinus. Severe cases manifested by joint subluxation and fibrous or bony ankylosis. Conclusion CT and MRI could accurately display the degree and type of sacro-iliac joint destruction, the region of abscess and adjacent structures, which could contribute to diagnosis and differential diagnosis the sacro-iliac joint tuberculosis.
【Keyword】Tuberculosis of Sacro-iliac; Joint; Magnetic Resonance Imaging; Tomography, X-ray Computed
【Chart number】R529.2
【Document Identification Number】A
【DOI】 10.3969/j.issn.1672- 5131.2017.02.042
Chinese journal of CT and MRI
th15Volume， th 2 Issue
2017Year02Month
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