Understanding ECG And Echocardiography: Key Uses & Variations When it comes to cardiac care, knowing the difference between ECG vs. Echocardiogram is a must for making informed healthcare decisions. People sometimes confuse heart tests, however ECG and echocardiogram are two of the most widely used cardiac diagnostic tools in hospitals https://www.diigo.com/item/note/b2kov/j8d6?k=75a5fcdb000fa091eb319bc9cf8028a4