Fig. 3. Surgical view of Patient #1. A. During navigation-assisted endoscopic trans-nasal optic nerve decompression performed by an endoscopic rhinologist, a depressed bone fragment was identified in the distal part of the optic canal. B. Depressed bone fragments were filed. C. Decompression of the optic nerve canal was performed. The optic nerve sheath (white arrow) was visualized after bone removal. D. open reduction and internal fixation (ORIF) of midfacial fractures; the left zygomaticomaxillary complex fractures were treated by ORIF with a hemi-coronal incision approach. E. Bone was harvested from the anterior wall of the maxillary sinus. F. The harvested bone was shaped according to the morphology of the left orbital floor. G. The orbital floor was reconstructed using the harvested bone and fixed with micro-titanium screws.

J Korean Assoc Oral Maxillofac Surg 2024;50:273~284
https://doi.org/10.5125/jkaoms.2024.50.5.273

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