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I66 Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction

Part of Chapter 9: Diseases of the circulatory system , block Cerebrovascular diseases (I60-I69) .

Official Notes

Includes

embolism of cerebral artery

Includes

narrowing of cerebral artery

Includes

obstruction (complete) (partial) of cerebral artery

Includes

thrombosis of cerebral artery

Excludes1

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

Child Codes

Referenced By

Official notes on these codes cite I66.

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