Cerebral Aneurysms in the Perforating Artery Manifesting Intracerebral and Subarachnoid Haemorrhage – Report of two Cases

摘要

Background. An arteriosclerotic aneurysm in the perforating artery has been focused on as a causative factor for hypertensive intracerebral haemorrhage. However, its pathogenesis remains unknown, and its existence is still a controversy.