If the patient has a history of mitral stenosis, it is recommended that they follow a low-salt, low-fat, and low-sugar diet, eat small meals frequently, and especially avoid spicy and stimulating foods. Century eggs are permissible to eat but should be consumed in moderation, one is enough. At the same time, the diet should be diversified and balanced with an emphasis on enhancing nutrition, which is most important. It is also advisable for the patient to limit their sodium intake to help alleviate symptoms. Currently, treatment primarily focuses on symptomatic relief. It is also crucial to actively control the patient's blood pressure, heart rate, and pulse changes. If there is an increase in blood pressure or if the heart rate is too fast, these conditions need to be actively managed to control the heart rate and improve cardiac function.