Stress tests Show how well your heart works when it pumps hard. Heart condition is easy to find out if your heart works hard to pump blood to your body. So stress tests Check your heart when working out on a treadmill or exercise bike. If you are unable to exercise, medications can be used to make your heart work harder as if you are exercising.
There are different types of stress tests . They all check:
- Your heart’s blood flow
- Your blood pressure
- The speed and rhythm of your heartbeat.
- The strength of the electrical signals that control your heart rate.
Some stress tests Also, take pictures of your heart at rest and if it works hard. Pictures provide more detailed information about how your heart works.
Other names: Effort. stress test , treadmill test , stress EKG, stress EKG, exercise tolerance. test , exercise EKG, stress Echocardiogram, nuclear. stress test , thallium stress test , sestamibi stress test , cardiac MRI stress test EKG, myocardial perfusion section. test SPECT (computed discharged tomography), stress perfusion test
What are they used for?
Stress tests They are usually used to detect underlying symptoms that may result from cardiac problems.
The tests They help diagnose certain heart conditions.
- Coronary artery heart disease (CAD)
- Angina pectoris (angina pectoris)
- Arrhythmia
- Heart failure
- Heart Valve Disease
- Cardiomyopathy
Stress tests are also used
- To find out how serious a well-known heart condition is and how likely you are to have a heart attack in the future.
- Helps you form an opinion about the treatment of your heart condition.
Why do I need a stress test ?
You may need a stress test If there are signs of a heart condition all chances are there that you will have a heart condition. You may sign
- Chest pain or discomfort without a known cause
- Shortness of breath
- Irregular or fast heartbeat can feel like flapping of the chest
- Feeling dizzy or light-headed
You may also need a stress test To know how your heart is doing:
- I have heart disease with new or worsening signs.
- It is trying to work. Your health care provider can investigate whether your heart is strong is adequate for surgery.
- You are being treated for heart disease. The test Can attest to how well heart surgery can be facilitated.
- You are at increased risk for cardiovascular disease. If you have a family history of certain disorders such as diabetes related to heart disease, your risk may be higher than normal.
- Have a plan to start a training program. If you have heart disease or an increased risk of heart disease, a stress test You can indicate how much exercise is safe for you. (Always consult with your own Internet provider before starting with intensive new exercises).
What happens during a stress test ?
Stress tests Can be made with or without visualization (images of your heart). The most famous images of test is an exercise stress test field this does not connect the drawings. But the most important step of the exercise stress test are part of all stress tests :
- A blood pressure cuff is obtained around the arm to determine blood pressure.
- Electrodes are placed on the body for an electrocardiogram. test (Also called ECG or EKG). Electrodes are small detectors that are affixed to the skin. Wires connect the electrodes with the comp or ECG machine. This registers the electronic forces of the heart during training. the stress test .
- If you are unable to exercise: an intravenous (IV) line is inserted into a vein in your arm. You will receive the medication via an IV drip. The medication makes your heart work harder for 10 to 20 minutes, and the ECG registers the electronic forces of your heart. Medications can be used for all types of people as an alternative to exercise. of stress tests .
- If you can transmit: go to a treadmill or drive on an exercise bike. On the treadmill the speed increases slowly. On the treadmill there is still a hell of an opportunity to experience going uphill, for example. On a bike, pedaling is more difficult because the resistance is slowly increasing. Train for 10-15 minutes until you reach a motivating heart rate, depending on your age and physiological fitness. But you can stop the test sooner if:
- chest pain, shortness of breath, dizziness, fatigue, or other symptoms.
- EKG indicates that something is wrong with your heart.
Stress tests Patterns include stress Echocardiogram, nucleus stress tests and Heart Film. MRI stress tests . These tests have extra steps:
A stress An echocardiogram or “echo” produces a picture of your heart’s motion using Doppler echocardiography. The pictures show the size and shape of your heart and the blood flow through the heart. Pictures were taken before and after your heart. You will lie on your left side on the table while the doctor moves the ultrasound machine over your chest. Cycling allows two sets of pictures to be taken during the kick.
A nuclear stress test Measure your heart using a small amount of a radioactive drug called a “tracer” and a special video camera that scans your heart. The doctor injects the tracer into your bloodstream through an injection line placed in a vein. Your heart and blood vessels eat the tracer, making them more visible in the picture.
While you are on the table, pictures will be taken before and after your heart does best. After the test The tracer will certainly leave your corpse in urine (urination). Drinking lots of water will certainly help send it faster.
A cardiac MRI stress test Using radio waves, magnets, and computers, more detailed pictures of your heart will be taken. That’s new. test This is mainly used for fairly serious heart problems. For. MRI stress test :
- Doctors may inject dye into the bloodstream through an IV drip in the arm. In some, but not all, MRI scans of the heart, dye is used to show details in the pictures.
- Pictures of the heart are taken before and after the heart is working well. To take a picture, you lie on a table that slides into a giant MRI machine. You will hear a sound as the machine prepares to scan you. If you want to train. the test You can use a treadmill near the MRI machine, or you can train lying down inside the MRI machine using special equipment to move your arms and legs.
You will need to make some arrangements to prepare for the MRI. the test ?
Wear comfortable shoes and clothing suitable for exercise. Your doctor will tell you what to do right away. a stress test Usually, you should fast (no food or drink) for several hours before exercise, and smoking should be kept to a minimum. the test Caffeine-containing beverages such as coffee, tea, and colas may need to be avoided for an extended period of time.
If you are taking medications or supplements, ask your health care provider if you need to receive them as a rule. Finally, do not take any medications unless directed to do so by your health care provider. In case you test If you are having an MRI scan, tell your health care provider if you have any metal in your body; MRI heats metal and can cause burns.
Is there a risk? the test ?
Stress tests Usually there is no danger. You are being closely monitored. the test If a problem occurs, it will be treated promptly. Drugs that enhance heart function may cause chest pain, dizziness, nausea, etc. IV can cause stitches in the arm.
Tracers and dyes used in nuclear testing and experiments MRI stress tests May cause allergic reactions, but this is rare. If you are able to breastfeed or lactate, consult your health care provider before breastfeeding. tests .
What do the results mean?
A normal test The presence of a rash means that no blood flow problems were found. Your heart is working fine.
If your test If your results are not normal, you may have heart disease. Ask your doctor what symptoms you have. You may need more. tests to know how important your condition is.
Provided by MedlinePlus, the State Medical Library.
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