A pathological study of intracranial posterior circulation dissecting aneurysms with subarachnoid hemorrhage: report of three autopsied cases and review of the literature.

ABSTRACTTHREE AUTOPSIED CASES of dissecting aneurysms with spontaneous subarachnoid hemorrhage of the intracranial posterior circulation are reported, and the literature is reviewed to investigate the pathological characteristics and pathogenesis of this lesion. The location and pathological feature