Dobutamine / Stress / Echo
What is the doctor looking for?
How the heart pumps under stress.
What is the test?
At rest, an ultrasound is done and the pictures are viewed. Next, you will be given a medication through an IV called Dobutamine. The medication will make your heart beat faster similar to exercise. Then, more pictures are taken and compared.
Where are the tests done?
In the Stress Lab.
May I eat or drink?
You need to stop eating and drinking 6 hours before the test.
What about medications?
You need to discuss your medications with your doctor or nurse. You should be off Beta Blockers and Calcium Channel Blockers for 24 hours before the test. Stop long acting nitrates (daily pills and patches) 12 hours before the test. If you are diabetic, take half of your usual insulin. You may bring the rest of your dose and something to eat or drink if you feel you need it. Do NOT take the pill form of diabetes medication unless otherwise instructed. All other medications except those we mentioned may be taken with a sip of water. If you have any questions, please call your doctor.
Will I have an IV?
Do I need special clothing?
What should I bring to the test?
How long does the test take?
Approximately 1.5 hours.
When will the results be ready?
Results are generally available to your physicians within 24 hours.
Tell your doctor/nurse if you have …
Asthma, COPD, breathing problems, or if you experience chest pain.