Vertebral artery-to-posterior inferior cerebellar artery bypass with radial artery graft for hemorrhagic dissecting vertebral artery aneurysms – surgical technique and report of two cases

Marcus Czabanka, Muhammad Ali, Peter Schmiedek, Peter Vajkoczy & Michael T. Lawton
Objective: Endovascular occlusion of hemorrhagic dissecting aneurysms of the vertebral artery (VA) is not possible when the posterior inferior cerebellar artery (PICA) originates from the dissecting aneurysm or the contralateral VA provides inadequate collateral blood flow to the distal basilar circulation.[for full text, please go to the a.m. URL]