I63.3 - Cerebral infarction due to thrombosis of cerebral arteries
I63.33 - Cerebral infarction due to thrombosis of posterior cerebral artery
I63.331 - Cerebral infarction due to thrombosis of right posterior cerebral artery
I63.332 - Cerebral infarction due to thrombosis of left posterior cerebral artery
I63.339 - Cerebral infarction due to thrombosis of unspecified posterior cerebral artery