Endoscopic Endonasal Repair and Reconstruction of Traumatic Anterior Skull Base Defects

Figure 1

CT images of skull base defects. Red arrows point to skull base defects. (a) Preoperative coronal CT demonstrating defects in left sphenoid sinus and pneumocephalus. (b) Preoperative coronal CT demonstrating defects in left sphenoid sinus. (c) Preoperative coronal CT demonstrating defects in posterior left ethmoid roof. (d) Preoperative coronal CT demonstrating defects in posterior left anterior ethmoid roof. (e) Preoperative sagittal CT demonstrating multiple defects in the roof of the left ethmoid and sphenoid sinuses. (f) Axial CT demonstrating fracture of posterior wall of sphenoid sinus.

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