Endovascular and Microsurgical Treatment for Middle Cerebral Artery Bifurcation Aneurysms: Experience From 10 High-Volume United States Cerebrovascular Centers

MC remained the preferred modality for treating both unruptured and ruptured MCAb aneurysms, demonstrating superior immediate and final angiographic occlusion rates with minimal intraoperative and postoperative complications. SAC showed similar safety but was technically more challenging, FD had higher ischemic event rates, and SC had more delayed reruptures.