The most common complications of rheumatic heart disease are as follows: 1, leading to heart failure, cardiac insufficiency, etc.; 2, pleural effusion caused by pulmonary atelectasis, through drainage, the effusion can be discharged; 3, pulmonary infection caused by pulmonary atelectasis, promoting back patting, coughing and coughing can effectively relieve the condition; 4, perivalvular leak hemolysis, must be repaired again surgery, in order to solve the fundamental problem. 5, clotting leads to vascular embolism The blood vessel embolism, especially in the brain, can cause accidents.