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- Myocardial perfusion is an imaging test. It's also called a nuclear stress test. It is done to show how well blood flows through the heart muscle. It also shows how well the heart muscle is pumping. For example, after a heart attack, it may be done to find areas of damaged heart muscle. This test may be done during rest and while you exercise.
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What is a nuclear stress test (myocardial perfusion scan)?
Jul 10, 2023 · A nuclear stress test is a relatively non-invasive diagnostic procedure that involves the injection of a small quantity of radioactive tracer into the bloodstream, administered in conjunction with myocardial perfusion imaging and a stress test, which challenges the functional capacity of the heart. As blood containing the radioactive tracer ...
- Amol Gupta, Samir Samarany
- 2023/07/10
- 2019
1. What you should know about your cardiac stress test with Lexiscan® (regadenoson) injection. Indication. Lexiscan is a prescription drug given through an IV line that increases blood flow through the arteries of the heart during a cardiac nuclear stress test.
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- What Is A Stress Myocardial Perfusion scan?
- Why Might I Need A Stress Myocardial Perfusion scan?
- What Are The Risks of A Stress Myocardial Perfusion scan?
- How Do I Prepare For A Stress Myocardial Perfusion scan?
- What Happens During A Stress Myocardial Perfusion scan?
Myocardial perfusion is an imaging test. It's also called a nuclear stress test. It is done to show how well blood flows through the heart muscle. It also shows how well the heart muscle is pumping. For example, after a heart attack, it may be done to find areas of damaged heart muscle. This test may be done during rest and while you exercise. A my...
Your doctor may order a stress myocardial perfusion scan for: 1. Chest pain, either new onset or occurring over a period of days or longer 2. To diagnose coronary artery disease (CAD), which is the narrowing of the coronary arteries 3. After a heart attack (myocardial infarction, or MI) to assess heart muscle damage 4. To assess blood flow to areas...
Risks of the scan may include: 1. The exercise part of the test may lead to rare instances of abnormal heart rhythms, chest pain, or heart attack due to the stress on the heart caused by the exercise. 2. The needle used to put in the IV may cause some pain. The injection of the radioactive tracer may cause some slight discomfort. Allergic reactions...
PLEASE NOTE: Certain factors or conditions may interfere with or affect the results of the test. These include, but are not limited to, the following: 1. Medications containing theophylline 2. Caffeine within 24 hours of the procedure 3. Nitrate medications 4. Medications that slow the heart rate 5. Notify your doctor and when you schedule the exam...
You may have a stress myocardial perfusion scan on an outpatient basis or as part of your stay in a hospital. Procedures may vary depending on your condition and your healthcare providers practice. Generally, a stress myocardial perfusion scan follows this process: 1. You will be asked to remove any jewelry or other objects that may interfere with ...
Aug 10, 2022 · A nuclear stress test is used to take pictures of your heart to show how your heart is working and what may be causing problems. Get Ready for Your Nuclear Stress Test. Before Your Test. Your doctor or nurse will give you instructions on what you should and should not do before your nuclear stress test.
Apr 13, 2017 · The Lexistress test is used to make pictures (“images”) of the wall of the heart (like the pastry part of the doughnut) while the MUGA test makes pictures of the part of the heart filled with blood (like the hole in the doughnut).
A nuclear stress test is used to identify and assess potential blockages inside the coronary arteries. The test shows the blood flow to the heart muscle when it is stressed by either exercise or a stress inducing medication and to determine what areas of the heart have decreased blood flow.
Sep 1, 2021 · The stress test continues until the patient is fatigued and asks to stop or develops cardiac symptoms, significant ECG changes, or other high-risk features. An ECG stress test is considered diagnostic if the patient achieves at least 85% of the maximum age-predicted heart rate.
