Often asked: What does a stress test show?

Can a stress test show a blockage?

The stress echo is especially useful in diagnosing coronary heart disease and the presence of blockages in the coronary arteries (the vessels that supply oxygen-rich blood to the heart muscle).

What does a stress test diagnose?

A stress test is used to help diagnose and evaluate heart problems such as ischemic heart disease, heart valve disease, or heart failure. Your doctor may recommend this test if you have symptoms of a heart problem, such as shortness of breath, chest pain, dizziness, and a rapid or irregular heartbeat.

What happens if you fail a stress test?

What HAPPENS IF I FAIL THE STRESS TEST? The short answer is, nothing happens. It is fairly common for some people to not be able to exercise enough to get their heart to work hard enough.

How long are you on a treadmill for a stress test?

The actual test takes only around 15 minutes. You may have an exercise stress test in which you walk on a treadmill or pedal a stationary bicycle. If you aren’t able to exercise, you‘ll receive a drug through an IV that mimics exercise by increasing blood flow to your heart.

What are the warning signs of clogged arteries?

Symptoms

  • Chest pain (angina). You may feel pressure or tightness in your chest, as if someone were standing on your chest.
  • Shortness of breath. If your heart can’t pump enough blood to meet your body’s needs, you may develop shortness of breath or extreme fatigue with activity.
  • Heart attack.

What is the next step after an abnormal stress test?

Next step: Angiography

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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 I drive home after a 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.

What does it mean when a stress test is abnormal?

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. Scarring of the heart muscle due to a previous heart attack.

How fast do you walk during a stress test?

Then, you begin walking on the treadmill at a slow pace, under 2 mph. Every few minutes, the speed and steepness of the treadmill increase, making you work harder. In the most widely used test, there are seven stages, each one lasting for three minutes.

What is a positive stress test?

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.

Has anyone ever died during a stress test?

Heart attack and death have occurred in patients who received Lexiscan (regadenoson) or Adenoscan (adenosine) for a cardiac nuclear stress test. Tell your health care professional about any heart problems before you have a cardiac nuclear stress test.

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Should I worry about a stress test?

Stress tests are often a doctor’s first-line diagnostic tool to confirm or rule out heart disease. They can help your doctor begin mapping your course of treatment – which could include more tests to establish the extent of your condition. There’s really no reason for an exercise stress test itself to worry you.

How long does it take to get results from a stress test?

After the Test: What Your Results Mean

You are usually notified of the results within 24 hours. If the test is normal, your family doctor will advise follow-up care to determine what else may be causing your discomforts. Depending on how serious these abnormalities are, you may need to see a cardiologist the same day.

Should a 92 year old have a stress test?

2 issue of the Journal of the American Medical Association, Cardiology. Symptom-free older adults are not typically candidates for a cardiac stress test, while older adults with risk factors, including obesity, high blood pressure, high cholesterol and smokers should discuss recommended follow up with their doctor.

What should you not do before a stress test?

Do not eat or drink caffeine products (chocolate, soda, tea, coffee or Excedrin®) for 24 hours before exam. Note: Decaffeinated products contain caffeine. Consult your physician about going off beta blockers for 48 hours and calcium channel blockers 24 hours before your exam.

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