I66.0 - Occlusion and stenosis of middle cerebral artery I66 - Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction I66.0 - Occlusion and stenosis of middle cerebral artery
I66.01 - Occlusion and stenosis of right middle cerebral artery I66.02 - Occlusion and stenosis of left middle cerebral artery I66.03 - Occlusion and stenosis of bilateral middle cerebral arteries I66.09 - Occlusion and stenosis of unspecified middle cerebral artery