Cardiac Services Echocardiogram (Echo) An ultrasound of your heart with high frequency sound waves Agitated Saline Bubble Echocardiogram An ultrasound of your heart with the addition of saline bubbles Exercise Stress Echocardiography An echocardiogram performed before and after exercise (walking on a treadmill) Exercise Stress Test Assessing how your heart, lungs and blood vessels responds to exercise walking on a treadmill. Electrocardiogram Records the electrical rhythm of the heart Holter Monitor Records the electrical activity of your heart over 24 hours. 24 hour Ambulatory Blood Pressure Monitor (ABPM) Blood pressure monitor worn during the day and overnight taking measurements every 30 minutes.
