2 research outputs found
High risk clinical characteristics for subarachnoid haemorrhage in patients with acute headache: prospective cohort study
Objective To identify high risk clinical characteristics for subarachnoid haemorrhage in neurologically intact patients with headache
Sensitivity of computed tomography performed within six hours of onset of headache for diagnosis of subarachnoid haemorrhage: prospective cohort study
Objective To measure the sensitivity of modern third generation computed tomography in emergency patients being evaluated for possible subarachnoid haemorrhage, especially when carried out within six hours of headache onset