Understanding ECG and Echocardiography: Key Uses & Variations When it comes to heart health, knowing the difference between ECG vs. Echocardiogram is very important to keep track of your heart condition. Patients often misunderstand medical tests, however ECG and echocardiogram are primary cardiac diagnostic tools in cardiology centers such as https://www.tumblr.com/maheshnadgir/801558589148889088/why-i-stopped-recommending-traditional-heart?source=share