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Gel is placed on the skin over the area to be studied.An instrument, called a transducer, is placed on your skin. The sound waves reflect off the tissues and organs to create a picture that can be seen on a screen.A drug will be given to you through the IV line to increase flow to the heart. An additional dose of the radiopharmaceutical will be given to you. Forty minutes later, a second set of images will be taken under the camera, again for 7 to 20 minutes. Patient Instructions A Carotid Duplex Scan uses sound waves to evaluate the main arteries in the neck which supply blood to the brain.The test is non invasive, which means no needles, catheters, or dyes are used.It is used to evaluate the size, thickness and pumping action of the heart.
The bubbles travel to the right side of your heart and appear on the echocardiogram.
The sound waves are painlessly transmitted to the heart by placing a metal cylinder (a transducer) on the chest wall.
The echoes returning to the transducer are converted by complex computer into a picture of the heart.
Patient Instructions An Arterial Duplex Scan uses sound waves to evaluate the main arteries in the neck which supply blood to the brain.
Patient Instructions The heart electric activity is observed and recorded while you walk on treadmill.
The test is noninvasive, which means no needles, catheters, or dyes are used.