G45 Transient cerebral ischemic attacks and related syndromesNon-billable header with 7 child codes.
G45.0 Vertebro-basilar artery syndromeG45.1 Carotid artery syndrome (hemispheric)G45.2 Multiple and bilateral precerebral artery syndromesG45.3 Amaurosis fugaxG45.4 Transient global amnesiaG45.8 Other transient cerebral ischemic attacks and related syndromesG45.9 Transient cerebral ischemic attack, unspecifiedI63.9 Cerebral infarction, unspecified ("transient cerebral ischemic attacks and related syndromes (G45.-)")I65 Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction ("insufficiency, NOS, of precerebral artery (G45.-)")I63.9 Cerebral infarction, unspecified ("transient cerebral ischemic attacks and related syndromes (G45.-)")I65 Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction ("insufficiency, NOS, of precerebral artery (G45.-)")