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An EKG test is used to check the electrical activity of a patient's heart. These are often done in order to monitor how medication is working for a patient, to check the rhythm of the heart and, in some cases, to check if medical heart equipment is working correctly.


According to the National Institutes of Health, an EKG, or electrocardiogram, can show if a patient is having issues with his heart's electrical system. An EKG is a diagnostic tool that doctors can use to determine if a patient is having heart troubles.


EKG and ECG stand for electrocardiogram, which is a test that evaluates the electrical activity of the heart, according to WebMD. The electrical activity is transmitted onto paper in the form of waves. These line tracings are called spikes and dips.


Causes for abnormal electrocardiogram results include damage to the heart muscle, a congenital heart defect, swelling or fluid in the sac around the heart, and inflammation of the heart, explains MedlinePlus. Other potential causes include poor blood flow to the heart o...


Different heart conditions and problems can cause abnormal EKG readings, including congenital heart defects, an enlarged heart, poor blood supply flowing to the heart and arrhythmia, according to MedlinePlus. An EKG, or ECG, is also known as an electrocardiogram.


To read an EKG practice test strip, begin by counting the number of QRS-complexes in a six-second interval and multiplying that number by 10 to determine the heart rate. Each large square on the EKG paper represents 0.20 seconds; thus 30 large boxes is six seconds on th...


A low voltage electrocardiogram result can be caused by a problem in the heart's ability to generate electricity or can be due to the presence of fluid or air in the chest between the electrodes and the heart. Chronic heart diseases, such as cardiomyopathy, can cause lo...


An EKG technician training program is generally 12 weeks long and can be taken at a variety of vocational schools. Entrance into an EKG technician training program requires a high school diploma or GED. Students are qualified to sit for the EKG Technician Certification ...


ECG and EKG are both acronyms for electrocardiogram. This is a test for problems with the electrical activity of the heart, which triggers the heart muscle to contract and pump blood through the arteries. Doctors may order an EKG to diagnose the cause of arrhythmia (irr...