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FIG 3. Patient with 9/10 concordant unilateral mastoid and occipital head pain associated with uncovertebral tear.
A, Sagittal, 3-mm-thick MPGR midline image reveals relative dehydration of the C2–C3 disk (small arrow) as compared with the normally hydrated C6–C7 disk (large arrow).
B and C, Anteroposterior (B) and lateral (C) diskograms show an uncovertebral fissure (arrow in B). Note how the 25-gauge needle (arrow in C) enters the disk slightly from below.
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