Ultrasonic echocardiography is a method of heart research on American protocol with determination of chambers structure and valves of heart, and also parameters of blood motion speeds in a heart, central (large) vessels, that allows adequately to judge about the state of the heart-vessel system, and also it’s influencing on internal organs and systems.   

Holter monitoring gives doctors a constant reading of your heart rate and rhythm over a 24-hour period (or longer). The Holter monitor can record heart rate and rhythm when you feel chest pain or symptoms of an irregular heartbeat.