Which is better chemical or treadmill stress test?

Which is better chemical or treadmill stress test?

It may be best to do a chemical stress test as opposed to exercise if you are not able to walk safely on the treadmill, have certain EKG patterns, a pacemaker, or a defibrillator. In addition, if you try the treadmill and cannot achieve the target heart rate, then a chemical stress test will be necessary.

How accurate is a chemical stress test?

This method of testing is able to accurately diagnose coronary heart disease in approximately 90% of the patients tested. There are variables which make it less reliable including excess weight, large breasts in women, and patients who have a left bundle branch block on their EKG may also have a false abnormal test.

How long does it take to do a chemical induced stress test?

While the exercise stress test itself usually takes around 10 or 15 minutes, part one of the test takes about 30 or 45 minutes total.

Does a chemical stress test show blockages?

“Most people think a stress test identifies blockages to the heart, but it does not,” explains Aristotelis Vlahos, M.D., director of the Cardiac Catheterization Lab at Riverview Medical Center. “It looks at blood flow to the heart muscle and determines if blood flow is adequate or not.

Is a chemical stress test painful?

You should not feel pain during the test. You may feel a pinch when the IV is inserted. You may also feel a flushing sensation when the medication is injected.

What should I expect during a chemical stress test?

Through your IV, a chemical called Lexiscan will be injected. You may feel similar to what you would feel if you were exercising. You may feel a shortness of breath, headache, flushing, chest discomfort or chest pain, or dizziness. In some instances, there may not be any symptoms to the stress agent.

How painful is a chemical stress test?

How do you feel after a chemical stress test?

The chemical response is similar to the response caused by exercise. Through your IV, a chemical called Lexiscan will be injected. You may feel similar to what you would feel if you were exercising. You may feel a shortness of breath, headache, flushing, chest discomfort or chest pain, or dizziness.

What should wear for a chemical stress test?

avoid wearing dresses, jumpsuits or shirts with metallic buttons or zippers on the chest area. NOTE: Exam area tends to be cold. You may want to bring a sweater or blanket. Wear comfortable walking shoes.

Why would a doctor order a chemical stress test?

Reasons for Test A chemical stress test is used when a traditional stress test cannot be done. It is often used to: See if chest pain is due to a heart problem. Check for coronary artery disease.

What can I expect during a chemical stress test?

What does a chemical stress test feel like?

How do I prepare for a chemical stress test?

Prior to Test

  1. Not eat or drink anything with caffeine 12 to 24 hours before the test.
  2. Not eat or drink anything, except water, 4 hours before the test.
  3. Not smoke for several hours before the test.
  4. Wear comfortable clothing.
  5. Bring a list of your current medicines to the test.

Is chemical stress test painful?

Assess heart damage from a previous heart attack,injury,infection,or other problem

  • Determine if your heart can tolerate a major surgery
  • Determine if your symptoms are related to CAD.
  • Further evaluate abnormal heart test results,such as changes on a standard resting EKG
  • What happens during a chemical stress test?

    Before a stress test. Your doctor will ask questions about your medical history and how often and at what level of intensity you exercise.

  • During a stress test. A nurse or technician will place sticky patches (electrodes) on your chest,legs and arms.
  • After a stress test.
  • What are the side effects of a chemical stress test?

    – Headache – Flushing of the face – Breathing difficulty, aspecially in asthma patients – Rarely can trigger a heart attack

    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.