Cardiac ultrasound is one of the most commonly used examinations in cardiovascular medicine, and the examination itself usually takes only 20-30 minutes to complete, and the assistant can output a paper version of the report after the examination is completed. However, it depends on the rules of different hospitals and the specific situation of the patient. Cardiac color ultrasound, also known as echocardiography, has been widely used in clinical practice. Through this examination, the beating of the heart and the direction of blood flow can be observed dynamically, and it can be used to determine the size and shape of the heart, as well as whether there is any thickening of the heart muscle and other conditions. It helps to diagnose various congenital heart diseases, heart valve diseases, cardiomyopathies, etc. If you have any heart discomfort, please seek medical advice offline in time for examination and treatment under the guidance of your doctor.