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Comparison between the extents of clinoidectomy for the clipping of OA aneurysms. A1, 2 – A1, 2 segments of the anterior cerebral artery; AComA – anterior communicating artery; ACP – anterior clinoid process; AN – aneurysm; CN – cranial nerve; ICA – internal cerebral artery; M1 – M1 segment of the middle cerebral artery
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Background
Clipping of ophthalmic artery (OA) aneurysms present one of the treatment strategies for long-term disease management. Existing surgical techniques primarily require extra/intradural removal of the anterior clinoid process, carrying a higher risk of infection, damage to surrounding structures or technical complications.Methods
We present...
Context in source publication
Context 1
... by the osteotomy of the ACP and drilling of its connections to the lateral pillar, the optic canal roof and optic strut. On the contrary, the partial medial clinoidectomy with optic canal roof drilling is less invasive, adequately providing a surgical corridor for safe intradural work. Through this approach, the optic canal roof and the (Fig. ...