There are no special requirements for the diet of patients with pulmonary heart disease, and it is recommended that food containing high quality protein can be increased appropriately. Coronary heart disease is the abbreviation of pulmonary heart disease, which is a disease caused by abnormal pathological changes in the structure and function of the heart as a result of pulmonary arterial hypertension. Coronary heart disease is a chronic consumptive disease, so patients should not only use suitable medical means to treat the disease, but also need to make appropriate adjustments in their daily diet. It is recommended that patients eat more food rich in high-quality protein, such as milk, eggs, fish, etc., and at the same time, it is advisable to eat light, easy to digest food. If the diagnosis of pulmonary heart disease has been confirmed, the patient should actively follow up with the doctor and be given targeted treatment.