Disease analysis: Hello, the dietary principle after dirty stent operation is to control diet, foods with low sugar, low fat, low cholesterol, low salt, high protein and high dietary fiber, and supplement vitamins and trace elements, deep-sea fish oil and soybean phospholipids appropriately. Exercise properly at ordinary times and follow up regularly. Suggestion: Patients who have undergone cardiac stent surgery should not be taken lightly. If there are no special circumstances, go to the hospital for review at least once a year and adjust the medication according to the situation. Especially patients with diabetes and hypertension.