Color ultrasound charges are generally based on site and system, with each system site charging$80. The main charges for chest ultrasound are: examination of the chest cavity for fluid accumulation,$80 per site; mediastinal ultrasound examination, which examines the mediastinum for tumors, occupancy and other conditions. In addition, there is also a cardiac macrovascular ultrasound, which can examine the structure of the heart and heart function, large blood vessels and other conditions. Cardiac ultrasound is one of the most important examinations before, during and after cardiac surgery, which can give a detailed description of the size and shape of the chambers of the heart, the size, shape, opening and closing of the heart valves, whether the direction of blood flow is normal or not, the diameter of the heart’s large blood vessels, flow rate and so on, and each cardiac macrovascular examination, when added together, will amount to a total of about 200 yuan.