Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction

**Includes:** - embolism of cerebral artery - narrowing of cerebral artery - obstruction (complete) (partial) of cerebral artery - thrombosis of cerebral artery

**Excludes1:** - Occlusion and stenosis of cerebral artery causing cerebral infarction (I63.3-I63.5)