- Transfemoral – most common
- trans axillary – rarely used
- trans carotid – rarely used
Why direct puncture of carotid artery is not used?
- Any local complications like hematoma and pseudoaneurysm may be life threatening
- Atherosclerotic plaques in the cartoid may dislodge during wall puncture and cause stroke
Why is the axillary artery not used?
- Difficult to approach
- Difficult to manouvre the catheter into the carotid artery
Why is transfemoral route preferred?
- Easy and fast access
- Even if local complication arise, they are not life threatening