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- hhp_info@health.harvard.edu
- Fatigue. Fatigue can be caused by many illnesses and by medicines. But a constant, new fatigue also can sometimes signal heart failure (a condition in which the heart fails to pump well) or coronary artery disease.
- Unexplained aches or pains. The blockage of the blood supply to the heart muscle that occurs with coronary artery disease leads the heart to "cry out in pain" when it is asked to work harder.
- Shortness of breath. Don't be too quick to assume shortness of breath is just a matter of being out of shape. Unexplained shortness of breath that occurs with small amounts of activity could indicate heart trouble.
- Swollen feet or ankles. Leg, ankle, or foot swelling — the kind that leaves an indentation if you press your finger into it — could be a sign of heart failure.
Oct 15, 2013 · Tumors can reach the heart via 4 pathways: hematogenous spread, lymphatic spread, transvenous extension, and direct extension. Spread by the hematogenous route generally gives rise to myocardial or endocardial metastasis and is common with melanoma (Figure 1A), lymphoma, and sarcoma, whereas spread by the lymphatic route will often result in ...
- Aaron D. Goldberg, Ron Blankstein, Robert F. Padera
- 2013
- Purpose of A Nuclear Stress Test
- Risks and Contraindications
- Before The Test
- During The Test
- After The Test
- Interpreting The Results of A Nuclear Stress Test
- Summary
A nuclear stress test helps your healthcare provider visualize what is happening in your heart when you exercise. A nuclear stress test is different than a regular stress test. A regular stress test uses an ECG to record your heart rate and rhythm, while a nuclear stress test captures images of your heart. The nuclear stress test uses a radioactive...
When performed by experienced providers, the nuclear stress test is very safe. Still, there are known risks.
It is normal to have some anxiety about having a nuclear stress test. Knowing how to prepare and what to expect may help relieve your nerves.
If you're feeling nervous about the test itself, knowing what will happen during it can make it less overwhelming. The testing will be overseen by a healthcare provider. They will tell you who they are and what they do before you start the test. Most labs do one-day nuclear stress testing but it can also be done over two days. One-day testing is ge...
Most people can go back to their normal routine immediately after the test. This includes having meals, taking medications, and doing other activities. How and when you get your results depends on the testing center. Most laboratories will give you an overview of the results right away. If the test finds problems, you'll be given advice on what to ...
The interpretation of the results is different for everyone. You'll need to discuss the results with your provider. In general, the results of a nuclear stress test fall into three categories.
A nuclear stress test is used to find heart problems. The test uses a small amount of radioactive material to record blood flow to your heart. The test is done while you are at rest and exercising. The nuclear stress test is generally very safe. There are some risks, like cardiac arrhythmias, chest pain, and, in rare cases, heart attack. The amount...
Dec 20, 2022 · That’s used to identify areas of blockage or other obstacles to healthy circulation in your heart. The heart perfusion scan can be done when your heart is at rest or during physical activity ...
- James Roland
Nov 22, 2010 · Background—Myocardial perfusion scans contribute up to 20% of the estimated annual collective radiation dose to the US population. We estimated potential future cancer risk from these scans by age at exposure and current frequency of use in the United States. Methods and Results—Usage patterns were determined from national survey data, and radionuclide dosage was based on current ...
- Amy Berrington de Gonzalez, Kwang-Pyo Kim, Rebecca Smith-Bindman, Dorothea McAreavey
- 2010
Aug 18, 2023 · See your cardiovascular system in action with our interactive illustrations and animations. Myocardial perfusion imaging (MPI) is a non-invasive imaging test that shows how well blood flows through your heart muscle. It can show areas of the heart muscle that aren’t getting enough blood flow. It can also show how well the heart muscle is pumping.
People also ask
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Sep 1, 2023 · Summary. A heart perfusion imaging scan, or myocardial perfusion scan, is a test that tells doctors how well a person’s heart pumps blood. Doctors may use this test when diagnosing the cause of ...
