Quick Answer: Does A Nuclear Stress Test Show Blocked Arteries?

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..

Can you pass a stress test and still have blockage?

Stress tests can detect when arteries have 70 percent or more blockage. This severe narrowing is what causes the severe chest pain called angina. But normal results from a stress test do not rule out the possibility of a future heart attack. This is because a plaque can still rupture, form clots and block an artery.

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.

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 nuclear stress test stay in your system?

How long does the injection stay in my system? The nuclear imaging agent is out of your system within 60 hours, but it is always decaying so it becomes minimal in a relatively short period of time.

How often should you have a nuclear stress test done?

As of today CMS (Medicare) will only allow nuclear testing every 2 years, if the patient is asymptomatic.

Does nuclear stress test show blockages?

Detecting Coronary Disease Early: Nuclear Stress Test Can Detect More Than Blockages. Summary: A less invasive test commonly used to diagnose coronary disease also may be used to detect one of the leading causes of heart failure.

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 are they looking for in a nuclear stress test?

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.

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.

Can u drive after a nuclear stress test?

Following the treadmill test, there is another waiting period followed by a second imaging scan. If you are an outpatient, you will be permitted to drive after your test is completed. If unable to exercise adequately on of these following medications will be given instead.

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.