When drug treatment is ineffective, laser photocoagulation is one of the effective methods to treat choroidal neovascularization at present. In the active stage, laser treatment is feasible for those whose lesions are located outside of the central 1/4 PD of the macula. Laser is one of the great inventions of mankind in the 20th century, and is widely used in many fields. The clinical value of low-intensity laser irradiation treatment has been affirmed at home and abroad. It is mainly applied in the treatment of brain diseases, cardiovascular diseases, diabetes, malignant tumors, leukemia, psychiatric diseases, psoriasis, rhinitis and other conditions. According to health medicine, low intensity laser has been found to have better efficacy in the prevention of cardiovascular diseases in the pre-onset and recovery period after the onset, and has a certain effect on health and inhibiting human aging. Retinopathy Chinese medicine treatment There is no relevant treatment for the current disease. Retinopathy care 1, diet moderation: the key to chronic diabetes moderation is diet, the dietary requirements of different types of patients vary, such as obese people to reduce calorie intake, reduce body weight, increase the sensitivity of the organism to insulin, so that blood glucose is reduced; lean people and young children, appropriate to increase calorie intake. The total amount of daily meals and the distribution of three meals should be relatively fixed, and the diet should be low in sugar, low in fat, high in protein and high in fiber, with more coarse grains and less refined rice, refined white flour and fruits with high sugar content, and the diet rich in monosaccharides or disaccharides, such as skin sugar, pastries, ice cream and sweet drinks, should be prohibited. 2. Self-monitoring of blood glucose: Mediate the dosage of oral hypoglycemic drugs or insulin through the measurement of blood glucose before meals. Follow the doctor’s prescription, not self-medication. 3, combined with hypertension actively lower blood pressure: blood pressure is generally restrained to 140/90mmHg or less. 4. Prevent hypoglycemic reactions: explain to patients the symptoms of hypoglycemic reactions and the measures to be taken, especially before meals and bedtime and after medication. 5. Pay attention to eye hygiene: avoid staying up late. 6, actively quit smoking: smoking will lead to increased CO in the body, resulting in relative hypoxia and platelet coagulation, accelerating the occurrence of chronic diabetic retinopathy.