CT scan without contrast is the initial test performed to diagnose<unk>  stroke and rule out hemorrhagic stroke. In the emergency setting, the sensitivity and specificity of CT scan without contrast is 16% and 96% respectively  The sensitivity and specificity for detection of early<unk>  is enhanced with perfusion CT scan.
Ischemic stroke CT
Ischemic stroke ultrasound
Ischemic stroke MRI
Ischemic stroke echocardiography
Transient ischemic attack physical examination
Hemorrhagic stroke electrocardiogram
Carotid artery stenosis CT
Ischemic stroke physical examination