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    What is an 12 Lead Electrocardiogram (12 Lead ECG) Test?

    An ECG (electrocardiogram), also known as an EKG, is a critical tool for diagnosing heart conditions by measuring the heart's electrical activity. This non-invasive test involves placing electrodes on the chest and limbs to detect the heart’s electrical signals, which are then displayed as waveforms. These waveforms provide valuable insights into heart rhythm, allowing doctors to identify any irregularities or potential damage. It is a rapid, painless procedure that typically takes a few minutes. You’ll likely be asked to lie still while electrodes are attached to specific spots on your arms, legs, and chest, following a brief preparation of the skin to ensure proper contact. The machine then records the heart’s electrical activity for analysis.

    An ECG can reveal a wide range of heart conditions, including heart attacks, heart failure, arrhythmias, and pacemaker function issues. The test can be done at rest or as part of a stress test during exercise. For intermittent irregularities, a continuous monitoring device may be used over a longer period.

    If you're in Mumbai and want to assess your heart health, consider booking an ECG test in Mumbai. This test could provide important insights into your heart’s health.

    12 Lead Electrocardiogram (12 Lead ECG) Test Parameters

    An ECG or EKG records the heart's electrical activity, resulting in a characteristic pattern when the heart maintains a steady rhythm. The main waveforms seen in a typical ECG are:

    P-wave : The initial peak, the P wave, reflects the spread of electrical impulses across the atria (upper heart chambers), causing them to contract and push blood into the ventricles (lower chambers), followed by relaxation.

    QRS Complex : The QRS complex, comprising the Q, R, and S waves, shows the electrical impulse travelling through the ventricles, prompting their contraction.

    T wave : The T wave indicates the conclusion of the electrical activity and the subsequent relaxation of the ventricles.

    Using these waveforms, the 12 Lead ECG-EKG (Electrocardiogram) test measures several important parameters:

    Heart Rate

    Also known as pulse rate, it counts the number of heartbeats per minute, which helps circulate blood throughout the body.

    PR Interval (PR)

    Measures the time it takes for the electrical impulse to move from the atria to the ventricles.

    P Duration (PD)

    Indicates the duration of electrical activity in the atria.

    QRS Duration (QRSD)

    Shows the time it takes for the electrical impulse to pass through the ventricles.

    QRS Axis

    Describes the overall direction of the electrical activity within the ventricles.

    ST Segment

    Represents the interval between the end of ventricular contraction and the beginning of relaxation.

    QT Interval/Corrected QT Interval (QTc)

    Measures the total time from the start of ventricular contraction to the end of relaxation (QT), adjusted for heart rate (QTc).

    The ECG results are interpreted alongside the patient's health history and vital signs, like blood pressure (BP) and body mass index (BMI), to assess overall cardiovascular health.

    12 Lead Electrocardiogram (12 Lead ECG) Test Preparation

    Preparing for an ECG test at home is easy if you adhere to these steps:

    Pre-requisites

    No fasting is required before a 12 Lead ECG-EKG test.

    Best Time to Get Tested

    The 12 Lead ECG test can be scheduled at any time during the day.

    Who Should Get a 12 Lead ECG-EKG (Electrocardiogram) Test

    A 12 Lead ECG-EKG is recommended for those with heart disease symptoms, a family history of heart conditions, or existing heart issues. It’s also useful for evaluating fitness as part of pre-surgery assessments and routine health screenings.

    Cautions Before taking a 12 Lead ECG-EKG (Electrocardiogram) Test

    Opt for clothing that is easy to remove for the test. Avoid using greasy lotions or creams on your skin to ensure proper electrode contact. Inform your doctor about the medications that you are taking. Avoid exercise and cold water intake before the test, as they may influence the results. Adhere to any specific pre-test instructions provided by your doctor.

    Why Take a 12 Lead Electrocardiogram (12 Lead ECG) Test?

    An ECG is a crucial diagnostic tool for heart health, and your doctor might recommend it for several reasons, including:

    • To diagnose heart conditions like heart attack or heart failure.

    • To detect irregular heartbeats or other electrical abnormalities and to identify any heart muscle damage.

    • To evaluate symptoms such as chest pain, dizziness, fainting, palpitations, shortness of breath, or severe fatigue.

    • To check the effectiveness of heart medications or the performance of an implanted pacemaker.

    • To monitor heart function after procedures like cardiac catheterisation, heart surgery, or after treatment for heart conditions.

    • To establish a baseline of heart function during routine exams for future comparisons.

    12 Lead Electrocardiogram (12 Lead ECG) Test Results & Interpretation

    A normal ECG typically reflects:

    • Heart Rate : Between 60 and 100 beats per minute, the standard resting rate for adults, with children’s normal ranges differing based on age.

    • Heart Rhythm : A regular pattern with evenly spaced beats.

    Abnormalities on an ECG are shown as deviations from the expected heart rate, rhythm, or electrical activity, which could be linked to:

    • Alterations in blood electrolyte levels (e.g., potassium or calcium)

    • Reduced blood supply to the heart’s arteries

    • Heart inflammation

    • Damage to the heart muscle

    • Enlarged heart

    • Irregular heartbeats (arrhythmias)

    • Heart attack, past or present

    • Heart failure

    FAQs on 12 Lead Electrocardiogram (12 Lead ECG) Test in Mumbai

    The cost of a 12 Lead ECG test in Mumbai is 990. This price covers rapid testing at your home or a desired location and speedy delivery of test results.

    Yes, Yes, Orange Health Labs provides swift and efficient home-based testing for the ECG test in Mumbai. A certified eMedic will reach your specified location within 60 minutes of booking or at a time that suits you, offering a convenient and seamless experience.

    By recording the timing and strength of electrical impulses as they pass through the heart, an ECG examines the electrical activity of the heart and aids in the identification of diseases such arrhythmias, heart attacks, and heart failure.

    No, fasting is not necessary for the 12 Lead Electrocardiogram test at home.

    To book a blood test or health checkup with Orange Health Labs, follow these simple steps:

    • Search for the Test : Search for the ECG test in Mumbai or the 12 Lead Electrocardiogram home test and select Orange Health’s service.

    • Review and Book : Choose your test, review any requirements, enter your address, and confirm your booking by selecting a suitable time slot.

    • Home-based Testing : A skilled eMedic will visit your location at the chosen time to conduct the 12 Lead Electrocardiogram test at home.

    • Receive Results : Reports will be delivered via email or WhatsApp within 6 hours, and you can also access them through our app.

    Normal ECG results generally exhibit a consistent heart rate and rhythm, along with standard wave patterns and intervals. Any changes from these expected patterns may signal heart conditions that require additional investigation.

    Expect a swift processing time for your ECG test in Mumbai when using Orange Health Labs. The test results are typically delivered within 6 after the home-based test is completed.

    The regularity of ECG testing is determined by your health condition and the results from your initial ECG. If you have a heart condition or related symptoms, your doctor may suggest more frequent tests.

    An ECG measures critical aspects such as heart rate, rhythm, and the timing of electrical impulses (like the P wave, QRS duration, and QT interval) as they pass through different heart regions, helping to identify any cardiac issues.

    Fasting is not required for an ECG blood test.

    Orange Health provides the fastest ECG test services right at your home across Mumbai, removing the need for a physical lab visit. We cater to numerous localities, including but not limited to Colaba, Nariman Point, Marine Drive, Malabar Hill, Vashi, Belapur, Churchgate, Worli, Dadar, Parel, Byculla, Bandra, Andheri, Juhu, Ghatkopar, Powai, Chembur, Santacruz, Khar, Versova, Lokhandwala, Goregaon, Borivali, Kandivali, Mulund, Bhandup, Kurla.

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    References

    1. Electrocardiogram: MedlinePlus Medical Encyclopedia [Internet]. Medlineplus.gov. 2019  Available from:  https://medlineplus.gov/ency/article/003868.htm
    2. Electrocardiogram (EKG/ECG) [Internet]. Cleveland Clinic. 2022  Available from:  https://my.clevelandclinic.org/health/diagnostics/16953-electrocardiogram-ekg
    3. Sattar Y, Chhabra L. Electrocardiogram [Internet]. Nih.gov. StatPearls Publishing; 2023  Available from:  https://www.ncbi.nlm.nih.gov/books/NBK549803/
    4. Ashley EA, Niebauer J. Conquering the ECG [Internet].  Available from:  https://www.ncbi.nlm.nih.gov/books/NBK2214/