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Exposure for Carotid Endarterectomy |
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Presigmoid (sinodural angle, jugular bulb, semicircular canal) |
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Temporal Lobectomy (midbrain, CN 2-4, PCA, SCA, ICA, Pcom, ACh, tent edge, clinoid) |
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Cervical Cord (dorsal rootlets, dorsal columns, dentate ligaments) |
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Prepontine Cistern (Basilar, SCA, AICA, Clivus) |
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Orbitozygomatic 1 |
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Orbitozygomatic 2 |
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Orbitozygomatic 3 |
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Orbitozygomatic 4 |
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Orbitozygomatic 5 (Sylvian fissure) |
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Orbitozygomatic 6 (MCA in Sylvian fissure) |
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Orbitozygomatic 7 (optic nerves & chiasm, CN 3, infundibulum, ICA, MCA, ACA) |
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Extended Bifrontal 1 |
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Extended Bifrontal 2 |
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Extended Bifrontal 3 |
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Extended Bifrontal 4 (orbital band removed) |
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Extended Bifrontal 5 (callosum genu, ACA) |
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Extended Bifrontal 6 (chiasm, lamina terminalis, A1, Acom, A2) |
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Extended Bifrontal 7 (chiasm, ICA, ACA, MCA, anerior temporal) |
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Extended Bifrontal 8 (planum, limbus, tuberculum, clinoid, tent edge, CN 2, CN 3, infundibulum) |