ELECTROCARDIOGRAPHY BASIC
What is electrocardiography (ECG) Electrocardiography is a medical test in which diagnose cardiac disorder i.e. MI (myocardial infarction) etc. by measuring the electrical activity of the heart via electrodes placed on the limbs and chest wall and are transcribed on to graph paper to produce an electrocardiogram and also known as ECG/EKG. OR Electrocardiogram Electro means electrical activity Cardio means heart Gram means graphical representation An electrocardiogram is a graphically representation of an electrical activity of the heart and used in the investigation of heart disease. The device is used is known as electrocardiograph. NOTE -- The term electrocardiogram was introduced by Willem Einthoven in 1893 Later in 1924 Einthoven received the Nobel prize for his life's work. Indication of ECG (Why it's done) Due to cause of chest pain, palpitation, Dizziness, shortness of breath and wea