CT with IV contrast during arterial phase to image blood vessels
Expansion
CT Angiogram
Purpose
Evaluates arterial and venous pathology
Clinical Context
CTA synchronises scanning with arterial enhancement. Used for AAA, dissection, stenosis, aneurysm, and vascular trauma.
Related Terms
- DSA:
- Doppler ultrasound:
- MRA:
Key Points
- CTA is first-line for vascular imaging - rapid, widely available, and excellent spatial resolution