A small amount of mitral tricuspid regurgitation in children is not normal, especially mitral regurgitation, which is mostly abnormal. Children with small amounts of mitral tricuspid valve regurgitation, it is possible that children’s heart valve development is not perfect, the function is not complete due to. Children with small amounts of mitral tricuspid regurgitation generally do not need special treatment, and may recover gradually with physical development through regular follow-up examinations. Diet should be adjusted to be light and less pickled ingredients should be eaten. At the same time, avoid heavy labor and strenuous exercise, avoid staying up late, and live a regular life. Children with a small amount of mitral tricuspid valve regurgitation, if there are no other symptoms, the general regular review, if the gradual aggravation, affecting the normal life, need to take surgical treatment. Specific diagnosis and treatment need to follow the doctor’s advice.