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Egyptian Journal of Radiology and Nuclear Medicine
Fig. 4 | Egyptian Journal of Radiology and Nuclear Medicine

Fig. 4

From: The value of chemical shift imaging and T1-Dixon MRI in evaluation of structural changes in sacroiliac joint in ankylosing spondylitis

Fig. 4

Eighteen years male patient with four years history of AS and low back pain, ASDAS was very high = 5.8. IP, OP, fluid only & fat only Dixon images (A–D) show multiple bilateral iliac erosions with sclerotic margins (white arrows), some have T1 hyperintensity consistent with backfills, note how T1WI (E) shows fewer lesions when compared with Dixon images and CT (F) (black arrows)

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