INFO/WWW-LINKS: Causes of cerebral infarction are atheroma/arteriosclerosis (usual site: carotid bifurcation), thromboembolic disease (ususal site: middle cerebral artery), arteritis (usual site: smaller peripheral arteries), dissecting aortic aneurysm (ususal site: common carotid artery, subclavian artery origins) and hypotension (usual site: areas between anterior, middle and posterior cerebral artery territories).