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  1. Electrocardiography - Wikipedia

    Electrocardiography is the process of producing an electrocardiogram (ECG or EKG[a]), a recording of the heart's electrical activity through repeated cardiac cycles. [4]

  2. Electrocardiogram (ECG or EKG) - Mayo Clinic

    Apr 2, 2024 · An electrocardiogram (ECG or EKG) is a quick test to check the heartbeat. It records the electrical signals in the heart. Test results can help diagnose heart attacks and …

  3. Electrocardiogram (EKG or ECG): Test & Results - Cleveland Clinic

    It doesn’t take long and doesn’t cause pain, but an electrocardiogram can tell your healthcare provider if you’ve had a heart attack, heart failure or heart damage. It can also tell them if your …

  4. Electrocardiography | Definition & Uses | Britannica

    Sep 6, 2025 · Electrocardiography, method of tracing the electric current of a heartbeat to provide information on the heart.

  5. Electrocardiogram - Johns Hopkins Medicine

    An electrocardiogram (ECG or EKG) is one of the simplest and fastest tests used to evaluate the heart. Electrodes (small, plastic patches that stick to the skin) are placed at certain spots on …

  6. Electrocardiogram (EKG or ECG) Tests: Purpose & Types - WebMD

    Feb 11, 2024 · Electrocardiography lets your doctor see how much of this activity there is, how strong it is, and how much time passes between electrical impulses.

  7. Electrocardiography - Heart and Blood Vessel Disorders - MSD …

    To detect such problems, doctors may use continuous ambulatory electrocardiography, in which the ECG is recorded while the person engages in normal daily activities.

  8. Electrocardiography: Overview, ECG Indications and …

    Oct 16, 2024 · It is routinely used in the evaluation of patients to detect myocardial injury, ischemia, and the presence of prior infarction, and in the assessment of patients with …

  9. What is an electrocardiogram (ECG)? - BHF

    An electrocardiogram, or ECG, looks at your heart's rate, rhythm and electrical activity. Professor Peter Macfarlane explains what this simple test involves.

  10. Electrocardiography | Cardiology | Weill Cornell Medicine

    What is Electrocardiography? Electrocardiography is considered the first diagnostic tools for evaluation of anatomic changes and arrhythmias within the heart. These noninvasive tests use …