A technician called a sonographer conducts a carotid ultrasound with a small, handheld device referred to as a transducer. The transducer emits audio waves and data the echo as being the waves bounce off tissues, organs and blood cells. The ultrasound technician applies a warm gel to your skin above https://www.sgvascularctr.com/revealing-the-latest-innovations-in-carotid-artery-disease-treatment/