Ultrasound (Carotid duplex ultrasonography)
Not performed at all Unilabs departments

- For assessment of art. carotis communis/bifurcatur
- For assessment of carotid thickness

CT (angiography)
- With uncertain findings from MRI angiography
- Suspected dissection of precerebral vessels

MRI (angiography with or without i.v. contrast)
- Suspected stenosis of precerebral vessels