
Electrocardiography - Wikipedia
Electrocardiography is the process of using an electrocardiograph (a device) to produce an electrocardiogram (a recording, often called an ECG or EKG[a]) that shows a line graph of the heart's …
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 chest and …
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 heart rhythm …
Electrocardiography | Definition & Uses | Britannica
Feb 13, 2026 · Electrocardiography, method of tracing the electric current of a heartbeat to provide information on the heart.
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 the chest, …
Electrocardiogram (EKG or ECG) Tests: Purpose & Types - WebMD
Jan 22, 2026 · Electrocardiography lets your doctor see how much of this activity there is, how strong it is, and how much time passes between electrical impulses.
Electrocardiography - Heart and Blood Vessel Disorders - MSD …
Electrocardiography (ECG) is a quick, simple, painless medical test that measures the heart’s electrical impulses.
Electrocardiogram (EKG) - American Heart Association
Feb 24, 2025 · An electrocardiogram is a test that measures electrical waves in the heart. An EKG is used to diagnose many heart conditions, including heart attack. What is an electrocardiogram? An …
Electrocardiogram - StatPearls - NCBI Bookshelf
An electrocardiogram (abbreviated as EKG or ECG) represents a recording of the heart's electrical activity. Willem Einthoven first invented it in 1902. An EKG is an integral part of the initial evaluation …
Electrocardiography: Overview, ECG Indications and Contraindications ...
Oct 16, 2024 · The standard 12-lead electrocardiogram (ECG) is one of the most commonly used medical studies in the assessment of cardiovascular disease. [1] .