This can suggest a blockage. The person will then undergo an imaging test that involves a small amount of radiation, such as a single photon emission computer tomography or cardiac PET test.
The doctor will take two sets of images, each covering 15—30 minutes. They will take the first just after the person has exercised and the second when their body is at rest, either later that day or the next day. In this way, the doctor can compare how the heart looks and functions normally and while under stress.
This test is not suitable for anyone who is or may be pregnant, as radiation may harm the fetus. Anyone who is breastfeeding should let the doctor know beforehand. In rare cases, however, they could trigger adverse effects. These include a heart attack or changes in heart rhythm that do not disappear after the test. Statistics suggest that this happens in around 1 in 10, cases. For this reason, doctors do not recommend this test unless a person meets certain criteria.
If the results are unclear or suggest that damage is present, the doctor may recommend further tests or treatment. This can be helpful when planning for heart surgery or a vigorous exercise program. The test usually involves walking on a treadmill while a doctor monitors heart activity. However, people with reduced mobility may need to receive a certain medication to produce a similar effect. Read this article in Spanish. Here, learn about the structure of the heart, what each part does, and how it works to support the body.
We also explore the electrical impulses and…. Heart disease is a major cause of death. In this article, learn about the different types, how to recognize the symptoms, and what treatment to expect. Heart procedures can help widen blood vessels, restore a regular heartbeat, or replace the heart with a donor organ.
Learn more here. Sign Up for a Class and Event. Make a Gift. Access your Medical Records. How Is It Done? How Do I Prepare? Bring all of your signed doctor's orders and referrals with you. Bring a list of your medications with you.
Do not eat or drink anything for 2 hours prior to the test. Wear comfortable, loose fitting clothing and flat walking shoes. How Long Does It Take? Allow 45 minutes for this test. How Will I Get the Results? Contact the doctor who ordered the test to obtain the results. View All Articles. Request an appointment. Image: Thinkstock During a standard exercise test, you walk on a treadmill at progressively faster speeds while health care providers monitor your heart's electrical activity, your heart rate, and your blood pressure.
Often used to reveal hidden heart problems, this test can also tell you what kind and level of exercise is right for you. To continue reading this article, you must log in. Already a member? Login ». As a service to our readers, Harvard Health Publishing provides access to our library of archived content. Please note the date of last review or update on all articles. No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.
Thanks for visiting. Don't miss your FREE gift. Sign up to get tips for living a healthy lifestyle, with ways to fight inflammation and improve cognitive health , plus the latest advances in preventative medicine, diet and exercise , pain relief, blood pressure and cholesterol management, and more.
Get helpful tips and guidance for everything from fighting inflammation to finding the best diets for weight loss
0コメント