What is Holter electrocardiogram and what does it mean in the diagnosis of arrhythmia?

This is an automatically translated article.

The article was professionally consulted by Doctor General Internal Medicine Doctor - Department of Medical Examination & Internal Medicine - Vinmec Hai Phong International General Hospital.

Holter electrocardiogram is one of the highly effective diagnostic methods for cardiovascular disorders. Through the results of the Holter electrocardiogram, the cardiologist will have accurate diagnoses and effective treatment orientation for patients with heart disorders.

1. What is Holter electrocardiogram?

Holter electrocardiogram (ECG) is a method of recording an electrocardiogram continuously for a certain period of time, the time being applied about 24-28 hours. The electrocardiogram holter allows recording of the electrocardiogram while the device is worn on the patient's chest. These data will be stored in the memory in the form of a cassette tape or recorded by digital methods. Based on the recorded results, the specialist can determine whether a clinical symptom of a cardiac disorder is present. The electrocardiogram holter shows parameters such as: Average heart rate, slowest/fastest in an hour, number of arrhythmias in an hour.


Thời gian đeo máy Holter điện tâm đồ dao động từ 24-48h để có kết quả chính xác
Thời gian đeo máy Holter điện tâm đồ dao động từ 24-48h để có kết quả chính xác

2. Holter electrocardiogram is indicated for the diagnosis of arrhythmia

Patients with cardiac symptoms and arrhythmia should be clinically examined and assigned by a specialist to perform a Holter electrocardiogram in the following cases:
Persons with transient arrhythmias Doctors determined the relationship between symptoms and cardiovascular disorders Detecting asymptomatic cardiovascular disorders in patients with myocardial infarction, heart failure, hypertrophic heart disease... Assessing the effectiveness of treatment of antiarrhythmic drugs Diagnosing ischemic cardiomyopathy People with symptoms of suspected arrhythmias such as: Syncope, transient syncope, unexplained dizziness, palpitations, seizures dyspnea, chest pain, unexplained fatigue, cerebrovascular accident suspected of atrial fibrillation, or flutter... Evaluation of cardiovascular risks in patients with heart failure, hypertrophic cardiomyopathy, functional assessment of pacemakers, electrocardiographic Holter defibrillators in Pediatrics...

3. Conduct electrocardiogram Holter wear at Vinmec

Perform a Holter ECG measurement by:
Sticking the electrodes. The electrode skin area is cleaned. Currently, most machines have 3 channels with 5-7 electrodes. The electrode placement depends on the number of electrodes Installing the device Instruct the patient, during wearing: normal activities, avoid exertion, do not wet the device and do not bump the device because it is easy to interfere with the image. electrocardiogram image. While wearing the device, if there are abnormal symptoms, you need to press the button to mark the time of being affected, and fully record these symptoms and the exact time when the symptoms occurred in the diary After 24-48 Now the patient is scheduled to return to have the device removed. After the device is removed, the electrocardiogram data will be loaded into a computer with software installed for reading.


Holter điện tâm đồ tại Vinmec để chẩn đoán chính xác rối loạn tim
Holter điện tâm đồ tại Vinmec để chẩn đoán chính xác rối loạn tim

4. What should the patient do when performing a Holter electrocardiogram?

When there are symptoms of arrhythmia, the patient should immediately go to the hospital to be examined, perform a Holter electrocardiogram and need to provide the following information to the doctor:
Fully list the main symptoms and also The accompanying symptoms did not appear to be related to the arrhythmia and the time of onset of the above symptoms. Important information: Medical history, family history, cardiovascular risk factors: hypertension, diabetes, stroke, cardiac arrhythmia, anxiety, stress or recent changes here in life. All medications, supplements, vitamins in use and dosages. After the Holter ECG measurement is over, you will be notified of the results immediately, along with the doctor's consultation and reading of the results. From the results shown in your Holter chart, the specialist will have the next indications or the right treatment direction, suitable for your health condition.
Currently, Cardiovascular Center - Vinmec International General Hospital is one of the leading centers in the country for examination, diagnosis, screening and treatment of cardiovascular diseases. Vinmec not only has the convergence of a team of experienced and reputable leading experts in the field of surgical treatment, internal medicine, interventional cardiac catheterization, but also has a system of modern equipment, on par with The most prestigious hospitals in the world such as: MRI 3 Tesla (Siemens), CT 640 (Toshiba), high-end endoscopy equipment EVIS EXERA III (Olympus Japan), high anesthesia system Avace level, Hybrid operating room according to international standards... Especially, with the space designed according to 5-star hotel standards, Vinmec ensures to bring patients the most comfort, friendliness and peace of mind. .

Please dial HOTLINE for more information or register for an appointment HERE. Download MyVinmec app to make appointments faster and to manage your bookings easily.

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