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  1. Electrocardiogram (ECG or EKG) - Mayo Clinic

    Apr 2, 2024 · An electrocardiogram (ECG or EKG) is a test to record the electrical signals in the heart. It shows how the heart is beating. Sticky patches called electrodes are placed on the …

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

    Feb 11, 2024 · Your doctor may suggest you get an electrocardiogram, known as EKG or ECG, to check for signs of heart disease. Learn more in our comprehensive guide.

  3. 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]

  4. Electrocardiogram (EKG or ECG): Procedure and Results

    Dec 25, 2025 · An electrocardiogram, also known as an ECG or EKG, is a diagnostic test that evaluates the heart's electrical system to assess for heart disease.

  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): Test & Results - Cleveland Clinic

    What is an EKG? An electrocardiogram (EKG or ECG) is a diagnostic tool that records your heart’s electrical activity. Healthcare providers use it for many reasons, like to diagnose heart …

  7. Electrocardiogram: MedlinePlus Medical Test

    An electrocardiogram (EKG) test is a simple, painless, and quick test that records your heart's electrical activity. Each time your heart beats, an electrical signal travels through your heart.

  8. Electrocardiogram (ECG, EKG) Test Types, Results, Diagnosis

    Jul 16, 2024 · An electrocardiogram (ECG or EKG) is a painless, non invasive test that uses electrodes on the skin to measure these small electrical changes and produces a graph …

  9. Quick Facts:Electrocardiography - MSD Manual Consumer Version

    Electrocardiography is a test that measures your heart’s electrical activity. It's quick, painless, and harmless. The results of that test are shown in an electrocardiogram. It looks like a wavy line …

  10. Electrocardiogram (EKG) - Kaiser Permanente

    Oct 2, 2025 · An electrocardiogram (EKG or ECG) is a test that checks for problems with the electrical activity of your heart. An EKG shows the heart's electrical activity as line tracings on …