What Does A Positive Nuclear Stress Test Mean?

Is a positive stress test good?

A positive exercise test result is a better predictor of the subsequent development of angina than the occurrence of a major event is.

Even when subsequent angina is considered an event, a minority of patients with a positive test result experience cardiac events..

What is the best test to check for heart problems?

Common medical tests to diagnose heart conditionsBlood tests. When your muscle has been damaged, as in a heart attack, your body releases substances in your blood. … Electrocardiogram (ECG) … Exercise stress test. … Echocardiogram (ultrasound) … Nuclear cardiac stress test. … Coronary angiogram. … Magnetic resonance imaging (MRI) … Coronary computed tomography angiogram (CCTA)

Can a nuclear stress test show blocked arteries?

The test can show the size of the heart’s chambers, how well the heart is pumping blood, and whether the heart has any damaged or dead muscle. Nuclear stress tests can also give doctors information about your arteries and whether they might be narrowed or blocked because of coronary artery disease.

What is the next step after an abnormal stress test?

Next step: Angiography After a stress test indicates an abnormality, heart specialists turn to a more invasive but also much more informative test, a heart catheterization with angiography. A long, thin tube called a catheter is threaded through blood vessels to the heart.

What should I avoid after a nuclear stress test?

Do not eat chocolate or drink coffee, tea, soda, colas or other caffeinated beverages such Mountain Dew or energy drinks. If you are unsure, do not drink it. See the table below for more details. The table below also has a list of medications containing caffeine.

What is the target heart rate during a stress test?

Your target heart rate during a stress test depends on your age. For adults, the maximum predicted heart rate is 220 minus your age. So, if you’re 40 years old, the maximum predicted heart rate is 220 – 40 = 180.

What does a nuclear stress test reveal?

A nuclear stress test uses radioactive dye and an imaging machine to create pictures showing the blood flow to your heart. The test measures blood flow while you are at rest and are exerting yourself, showing areas with poor blood flow or damage in your heart.

Can you drive yourself home after a nuclear stress test?

You will not be allowed to eat or drink until the medicine used to numb your throat wears off. This usually takes 30 to 60 minutes. You may not drive yourself home after your test. Before coming for your test, arrange for someone to take you home afterwards.

How long does it take to get the results of a nuclear stress test?

A cardiologist interprets the stress test and a nuclear medicine radiologist reads the image scan. You are able to obtain your results from your referring physician within 48-72 hours.

What happens after a positive stress test?

After a stress test After you stop exercising, you may be asked to stand still for several seconds and then lie down for a period of time with the monitors in place. Your doctor can watch for any abnormalities as your heart rate and breathing return to normal.

Can you pass a stress test and still have blockage?

Nuclear stress tests provide information about the blood flow to the heart. … This condition can cause chest discomfort with a normal stress test result. A normal stress test result only shows that there is not a significant coronary artery blockage.

What can cause an abnormal nuclear stress test?

Abnormal results may be due to: Reduced blood flow to a part of the heart. The most likely cause is a narrowing or blockage of one or more of the arteries that supply your heart muscle….After the test you may need:Angioplasty and stent placement.Changes in your heart medicines.Coronary angiography.Heart bypass surgery.

What are the warning signs of clogged arteries?

Do clogged arteries cause any symptoms?Chest pain.Shortness of breath.Heart palpitations.Weakness or dizziness.Nausea.Sweating.

What does a positive stress test mean?

A positive test result occurs where a diagnosis of coronary artery disease (IHD, angina) is definite. Inconclusive. An inconclusive test result is usually due to non-diagnostic ECG changes, or when the test is terminated early due to exhaustion, beforemaximum heart rate or workload is reached.

How accurate is a nuclear stress test?

The nuclear stress test is generally considered to be the most accurate type of stress test. It has a sensitivity of about 81%, meaning that it will miss about 19% of high-grade blockages.

What happens if you fail a nuclear stress test?

Generally, there’s little concern for coronary artery disease and, in most cases, you won’t require any further testing. An abnormal result, which means your heart’s blood flow is insufficient, may occur only during the exercise phase of your stress test.