I60 - Nontraumatic subarachnoid hemorrhage
I60.3 - Nontraumatic subarachnoid hemorrhage from posterior communicating artery
I60.30 - Nontraumatic subarachnoid hemorrhage from unspecified posterior communicating artery
I60.31 - Nontraumatic subarachnoid hemorrhage from right posterior communicating artery
I60.32 - Nontraumatic subarachnoid hemorrhage from left posterior communicating artery