Disease analysis: lacunar cerebral infarction is a special type of cerebral infarction. On the basis of hypertension and arteriosclerosis, arterioles in the deep brain are occluded, causing ischemic softening of brain tissue. The principle of treatment is to improve the blood circulation in the cerebral ischemic area as soon as possible and promote the recovery of neurological function. Dehydrator or diuretic can be used to relieve brain edema; Use low molecular dextran, safflower injection and Xuesaitong to reduce blood viscosity and improve microcirculation; Early use of anticoagulants such as heparin. Suggestion: Pay attention to diet health care, no smoking, less drinking, reasonable exercise and regular life, maintain an optimistic attitude towards life, and regularly check the heart, blood vessels and blood lipids. , and timely and reasonable handling of abnormal situations.