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. 2023 Oct 13;66(1):1–30. doi: 10.1007/s00234-023-03226-6

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© The Author(s) 2023

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Fig. 1 — T2-weighted images of a Tarlov cyst. A Axial images shows the cyst expanding and remodeling the right S2 foramen and sacral canal (arrows) with the S2 nerve displaced and flattened (short arrow). Sagittal image (B) shows the relation of the cyst to the S2 foramen