The Cardiovascular Risk Assessment Screening (CVS) scan is a comprehensive ultrasound scan of the carotid arteries (big arteries in the neck) and the femoral arteries (in the legs). Using these images and data on file about vascular risk, predictions can be made on the risk of heart attacks and stroke ...

In the presence of varicose veins, obstruction or damage to the deep veins, an ultrasound scan of the leg is used to identify the blockages or backward flow of blood before medical treatment. Information for doctors Duplex scanning with colour flow imaging can detect the presence and anatomic extent of obstruction and ...

An aortic aneurysm is a bulge in a section of the aorta , the body’s main artery. The aorta carries oxygen-rich blood from the heart to the rest of the body. The wall of the aorta is normally very elastic. It can stretch and then shrink back as needed to ...

Replacing, or grafting of arteries is a surgical treatment for arterial disease. Grafts need to be monitored to identify any potential failures as a result of narrowing (stenosis). Information for doctors Patients with infrainguinal bypass grafts should have routine duplex scanning at six weeks, three weeks and six months and then six ...

You may be referred for this scan by a doctor if they suspect a blood clot in the vein. Information for doctors Duplex scanning with colour flow imaging provides instant visualisation of the veins and blood flow. It can detect the presence of both recent and old thrombi. In symptomatic patients the ...