Territorial CT Perfusion Burden and Outcome After Aneurysmal Subarachnoid Haemorrhage: A Retrospective Single-Centre Cohort Study
Background: Delayed cerebral ischaemia remains a major cause of secondary brain injury after aneurysmal subarachnoid haemorrhage (aSAH). Although computed tomography perfusion (CTP) is widely used for vasospasm surveillance, perfusion abnormalities are commonly reported only as present or absent, potentially overlookin...