PLAT and subarachnoid hemorrhage: ACoA; anterior communicating artery, ACD; distal part of anterior cerebral artery, A-to-A; artery to artery embolism, ATBI; atherothrombotic brain infarction, BA; basilar artery, BAD; brunch atheromatous disease, CE; cardiogenic embolism, CI; cerebral infarction, ESUS; embolic stroke of undetermined sources, ICA; internal carotid artery, ICH; intracerebral hemorrhage, LI; lacunar infarction, MCA; middle cerebral artery, SAH; subarachnoid hemorrhage, t-PA; tissue-plasminogen activator; VAD; vertebral artery dissection.