While the trend for endovascular therapy of posterior circulation aneurysms is permeating, cerebrovascular bypass remains essential in the armamentarium for complex lesions not amendable to these techniques. This review discusses the microsurgical anatomy of the posterior fossa intracranial circulation, as well as the techniques and outcomes related to cerebrovascular bypass.
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BPW and JMP contributed equally to this manuscript.
Competing interests None.
Provenance and peer review Commissioned; not externally peer reviewed.
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