How is it done?
The patients must report to lab after 3 hours fasting and should have withheld certain medication (Beta-blockers and calcium channel blockers on the day of the test). He is then made to lie comfortably and resting echocardiogram is done. Subsequently dobutamine infusion is started to achieve the targeted heart rate while simultaneously viewing heart image by Echocardiography for any changes suggestive of coronary artery disease.