A electrocardiogramECG is a test that measures the electrical activity of the heart. This information can be used to assess heart rate and rhythm, as well as overall cardiac function.
An ECG is generally performed using electrodes placed on bare skin. These electrodes pick up the electrical signals produced by the heart and send them to a machine that records the data.
It's a non-invasive test, generally quick (5 to 10 minutes) and painless. It can be used to diagnose a variety of cardiac conditions, including arrhythmias, cardiac arrhythmias and heart attacks. heart attacks and cardiac structural problems.
In some cases, a ECG can be used to monitor evolution or to assess the effectiveness of a treatment.
What is a resting Holter test?
A test holter is a type of ambulatory electrocardiogram that is used to record the electrical activity of your heart during daily activities. 🩺
Unlike a routine ECG, which lasts only a few minutes, a holter test can last 24 to 48 hours. The test is generally performed over a two-day period, with the first day recording your baseline heart rate and the second day recording your heart rate during periods of rest and activity.
A resting holter test is simply a holter test performed while you are lying down and not moving.
This gives your doctor a clear picture of your heart's electrical activity at rest. The tests holter are generally used to diagnose arrhythmias, or abnormal heart rhythms.
What's the difference between Holter and ECG?
Holter and ECG are two types of test used to measure the heart's electrical activity. The ECG is a test that usually takes between 5 and 10 minutes to perform, while the heart rate monitor holter is a portable device that is worn for 24 hours or more.
Both tests can detect problems with the heart's electrical activity, but the ECG is better able to identify a specific problem. For example, an ECG can show if there's an irregular heartbeat or if the heart isn't pumping properly.
A Holter monitor may be able to show these same problems, but is less likely to be able to identify the exact cause.
In general, an ECG is used to diagnose a problem that has already been identified, while a monitor Holter is used to detect heart problems that have not yet been diagnosed.

What's the best test for the heart?
When it comes to testing the heart, there are a variety of different options. The best-known tests are electrocardiograms (ECG), cardiac echocardiography and hotler tests.
While each of these tests can provide valuable information about the heart, they all have their own strengths and weaknesses. The electrocardiogram is a quick and easy way to measure the heart's electrical activity.
However, they may be less accurate in people with certain heart conditions.
Ultrasound scans use ultrasound to create a detailed image of the heart. This examination is used to take measurements of the various components of the heart, such as the ejection fraction, which is an important indicator of the contractility of the heart muscle.
The examination lasts 10 to 20 minutes and is interpreted by our team of cardiologists.
Ultimately, there is no "best" test for the heart. The best test for each individual depends on factors such as medical history and symptoms.
What is the role of the ECG?
The ECG is a tool used by doctors to assess health heart.
It provides information on the heart's electrical activity, which can help identify irregular rhythms and other potential problems.
The ECG can also be used to monitor the heart's response to medication or other treatments.
In some cases, the ECG can also be used to diagnose cardiac disorders, such as seizures. or arrhythmia.
Even if you don't realize it, your heart is constantly on the move, pumping blood to the rest of your body. 🩸
The electrocardiogram, by recording the electrical signals produced by your heart as it beats, can provide valuable information about the health of your heart.
A Resting ECG can be used to screen for a variety of heart conditions, including arrhythmias, heart attacks and heart failure. It can also be used to monitor the effectiveness of treatments for these conditions.
In some cases, the ECG can be used to diagnose a condition that causes symptoms such as chest pain or shortness of breath.
In short, an ECG can be performed for :
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- Check for cardiac disorders and heart disease;
- Assessing damage to the heart;
- Check heart health before surgery or other treatments;
- Monitor the effects of cancer treatment on the heart;
- Obtain reference values with which to compare later ECG results.

When should I have a cardiac check-up?
It's important to have your heart checked regularly, even if you feel you're in good health. Heart disease can develop without any symptoms.
These tests can help your doctor identify any heart problems and provide important information about your risk of developing heart disease in the future.
Depending on your individual risk factors, your doctor may recommend that you have a heart check-up on a more or less regular basis.
If you have a family history of heart disease or other risk factors, your doctor may recommend more frequent check-ups.
It is therefore important to discuss with your doctor how often you should have your heart checked.
How long does an electrocardiogram take?
ECGs are generally quick and easy to perform, and can provide valuable information about a person's heart health.
The procedure usually takes just 5 to 10 minutes and is painless. During an ECG, sensors are placed on the chest and limbs to measure the electrical signals produced by the heart.
What information does an ECG provide?
The ECG provides important information about the heart's electrical activity.
It's made up of two main parts: the P wave, representing atrial depolarization, and the QRS complex, representing ventricular depolarization. The T wave represents ventricular repolarization.
The ECG can also be used to estimate heart rate. The normal range for heart rate is 60 to 100 beats per minute.
A heart rate that's too fast or too slow can be a sign of a problem. A rhythm irregular heartbeats can also be a sign of a serious underlying condition.
What is an abnormal ECG?
An electrocardiogram, or ECG, is a test that measures the electrical activity of the heart. It is used to detect arrhythmias, heart attacks and other heart problems.
An abnormal ECG can be caused by a variety of factors, including heart disease, electrolyte imbalance and medication.
In most cases, an abnormal ECG manifests itself as an irregular heartbeat or a flat line on the monitor. However, it's important to note that not all irregular heartbeats are necessarily abnormal!
If you want to check whether you have a normal ECG, take a appointment with us!
Who can interpret an ECG?
ECGs can be difficult to interpret, even for experienced healthcare professionals. To get a clear picture of what's going on, it's important to have a trained eye.
Cardiologists and other heart specialists are generally best placed to analyze an ECG, as they have the most experience in this type of examination.
However, primary care physicians and other healthcare professionals can also learn to interpret ECGs with the help of educational resources.
Center Cardio Laval for your next ECG
The Centre d'évaluation cardiovasculaire offers a range of services to help you monitor your heart health. These services are fast and affordable, and some are even covered by the RAMQ (Régime d'assurance maladie du Québec).
The center offers echocardiograms, electrocardiograms, Holter tests and more. These tests can help detect heart problems at an early stage, when they are easiest to treat.
Our cardiovascular assessment centers are located in Lavaland Vaudreuil-Dorion, giving people throughout the Greater Montreal area easy access to these important services.
Whether you have a family history of heart disease or just want to be proactive about your heart health, the Cardiovascular Assessment Center can help you stay on top of your cardiovascular health.
The advantages of choosing Centre Cardio Laval :
- Medical staff on duty at all times
- Personalized, efficient and attentive customer service
- Over 10 years of expertise
- Stress ECG tests covered by RAMQ (no charge if prescribed by attending physician)
- Some of the fastest appointment scheduling in the industry
- Minimal waiting times for examinations
- Stress ECG results immediately available and forwarded to attending physician
- State-of-the-art equipment
Book an appointment at one of our three clinics in Mascouche, Vaudreuil-Dorion or Laval. ✨


