Tuesday 7 February 2012

T1 Hyperintensity in Disc

C5-6 intervertebral disc show unsual high signal on sagittal T1 and T2w images implies to Fat replacement in the disc space, a rare sign of degenerative disc disease. STIR can be used for confirmation where T1 high signal of fat gets suppressed. Absence of T2 hyperintensity on STIR also rules out disc edema, and can be passed off as benign finding. 


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