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The dural sac is decently expanded, but the intradural signal change at the C4-Th1 level resides (arrowhead).
Aː Sagittal T1 fat-saturated weighted image; Bː Sagittal T2-weighted image; Cː Sagittal gadolinium-enhanced image; D: Axial T2-weighted image at the C4/5 level; E: Axial gadolinium-enhanced image at the C4/5 level
