I65 - Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction
Includes:
-embolism of precerebral artery
-narrowing of precerebral artery
-obstruction (complete) (partial) of precerebral artery
-thrombosis of precerebral artery
Excludes 1:
-insufficiency, NOS, of precerebral artery (G45.-)
-insufficiency of precerebral arteries causing cerebral infarction I63.0-I63.2)
I65.0 - Occlusion and stenosis of vertebral artery
I65.01 - Occlusion and stenosis of right vertebral artery
I65.02 - Occlusion and stenosis of left vertebral artery
I65.03 - Occlusion and stenosis of bilateral vertebral arteries
I65.09 - Occlusion and stenosis of unspecified vertebral artery
I65.1 - Occlusion and stenosis of basilar artery
I65.2 - Occlusion and stenosis of carotid artery
I65.21 - Occlusion and stenosis of right carotid artery
I65.22 - Occlusion and stenosis of left carotid artery
I65.23 - Occlusion and stenosis of bilateral carotid arteries
I65.29 - Occlusion and stenosis of unspecified carotid artery
I65.8 - Occlusion and stenosis of other precerebral arteries
I65.9 - Occlusion and stenosis of unspecified precerebral artery