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www.medicinenet.com/electrocardiogram_ecg_or_ekg/article.htm

What is an EKG? Read about the Electrocardiogram (ECG, EKG) procedure used to reflect underlying heart conditions such as angina, occurrence of a prior heart attack or of an evolving heart attack, and more. Read about the EKG test, interpretation, results, definition, and more.

www.reference.com/health/cardiogram-test-196db28e72d3ba91

What Is a Cardiogram Test? A cardiogram test may refer to either an electrocardiogram or echocardiogram test. The electrocardiogram test is a medical test that checks for issues with the electrical activity in the heart, while the echocardiogram test is a test that uses an ultrasound to examine the heart. ... electric cardiogram results defined ...

www.webmd.com/heart-disease/electrocardiogram

Your doctor may suggest you get an electrocardiogram -- also called an EKG or ECG -- to check for signs of heart disease. It's a test that records the electrical activity of your ticker through ...

www.reference.com/health/echocardiogram-necessary-7ac6e48f3a306f82

Why Is an Echocardiogram Necessary? An echocardiogram is an effective method of producing detailed images of structural abnormalities, blood circulation problems, and valve or blood vessel damage in the heart, the American Heart Association explains. ... What Are Some Causes for Abnormal EKG Test Results? How Can You Check Your Blood Pressure ...

www.mayoclinic.org/tests-procedures/ekg/about/pac-20384983

An electrocardiogram records the timing and strength of these signals as they travel through your heart. An electrocardiogram is also called a 12-lead EKG or 12-lead ECG because it gathers information from 12 different areas of the heart. These views are created by electrodes, typically 10, placed on the skin of your chest and sometimes your limbs.

en.wikipedia.org/wiki/Electrocardiography

Electrocardiography is the process of producing an electrocardiogram (ECG or EKG), a recording – a graph of voltage versus time – of the electrical activity of the heart using electrodes placed on the skin. These electrodes detect the small electrical changes that are a consequence of cardiac muscle depolarization followed by repolarization during each cardiac cycle (heartbeat).

www.emedicinehealth.com/electrocardiogram_ecg/article_em.htm

The electrocardiogram (ECG or EKG) is a diagnostic tool that is routinely used to assess the electrical and muscular functions of the heart. While it is a relatively simple test to perform, the interpretation of the ECG tracing requires significant amounts of training. Numerous textbooks are devoted to the subject.

www.healthline.com/health/electrocardiogram

An electrocardiogram is a simple, painless test that measures your heart’s electrical activity. It’s also known as an ECG or EKG. Every heartbeat is triggered by an electrical signal that ...

www.webmd.com/heart-disease/guide/diagnosing-echocardiogram

Stress echocardiogram: This is an echocardiogram that is performed while the person exercises on a treadmill or stationary bicycle. This test can be used to visualize the motion of the heart's ...

www.southsudanmedicaljournal.com/archive/may-2010/how-to-read-an-electrocardiogram-ecg...

How to read an Electrocardiogram (ECG). Part One: Basic principles of the ECG. The normal ECG. ... A fundamental principle of ECG recording is that when the wave of depolarisation travels toward a recording lead this results in a positive or upward deflection. When it travels away from a recording lead this results in a negative or downward ...