AJDRAJNR - American Journal of Neuroradiology

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Figure 1


Fig 1. Schematic description of the "safe triangle" for the conventional TFESI technique. The triangle is composed of a roof made up by the pedicle, a tangential base corresponding to the exiting nerve root, and the lateral border of the vertebral body. ST, safe triangle.





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Copyright © 2009 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X