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. 2017 May 18;57(7):356–365. doi: 10.2176/nmc.ra.2016-0316

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© 2017 The Japan Neurosurgical Society

This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/

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Fig. 6 — Extradural AVF. (A) A sagittal image using T2-weighted MR imaging showing congestion of the spinal cord (asterisk). (B)An antero-posterior angiogram of the lumbar artery showing the feeding pial arteries (white arrow), fistula (white arrowhead), venous pouch (black arrow), and draining vein (black arrowhead). (C) A sagittal image using T2-weighted MR imaging showing compression of the spinal cord by the extradural venous plexus (asterisk). (D) A lateral angiogram of the ascending cervical artery showing the feeding branch of the ascending cervical artery (white arrow) and fistula (white arrowhead).