Table 1.
Phase 1 | Phase 2 | Phase 3 | |
---|---|---|---|
Exposure | OZ/Subtemporal | Far Lateral/Subtemporal | OZ/Pretemporal |
Bypass | EC-IC: STA-SCA, STA-PCA | IC-IC: V3 VA-SCA | IC-IC: MCA-PCA |
Aneurysm Occlusion | Endovascular (proximal, staged) | Surgical (proximal, dominant VA) | Surgical (distal, basilar artery) |
Basilar Flow | Retrograde | Anterograde | Anterograde |
Hemodynamic Alteration | Reversal | Reduction (mild – moderate) | Reduction (severe) |
Postoperative Management | ASA, Heparin | ASA | ASA, Plavix |