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(A) An endoscopic view of the contralateral side after decompression. annulus (red arrow), contralateral facet joint (black arrow), traversing root (white arrow). (B) The complete decompression of the spinal canal. annulus (red arrow), ipsilateral facet (black arrow), ipsilateral traversing root (white arrow). (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)
