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. 2020 Dec 31;17(4):954–959. doi: 10.14245/ns.2040090.045

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Copyright © 2020 by the Korean Spinal Neurosurgery Society

This is an open access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 2. — (A) Preoperative sagittal computed tomography (CT) image of thoracic spine of the second illustrative patient depicting 2 large medial calcified disc herniations at Th7–8 and Th9–10 level. (B) Preoperative axial CT image of large medial calcified disc herniation at Th7–8 level causing absolute spinal canal stenosis and severe spinal cord compression. (C) Preoperative sagittal T2-weighed magnetic resonance imaging (T2W MRI) of thoracic spine, depicting same 2 large medial calcified disc herniations. (D) Preoperative axial T2W MRI of large medial calcified disc herniation at Th7–8 level causing absolute spinal canal stenosis and severe spinal cord compression.