A carotid ultrasound is performed to test for narrowed carotid arteries, which increase the risk of stroke. Carotid arteries are usually narrowed by a buildup of plaque — made up of fat, cholesterol, calcium and other substances that circulate in the bloodstream. Coronary artery disease.
Consequently, how is a carotid ultrasound done?
Carotid ultrasound is a painless imaging test that uses high-frequency sound waves to create pictures of the inside of your carotid arteries. The transducer is a handheld device that sends and receives sound waves. If combined with Doppler ultrasound, this test also can show how blood is moving through your arteries.
How long does it take to do a carotid artery ultrasound?
A carotid duplex scan takes about 15 to 30 minutes and takes place in an ultrasound lab. The following steps take place during this procedure: You'll lie down on the examination table with your head bent slightly backward. An ultrasound technician will apply a gel to your neck.