There is no essential difference between cerebral infarction and cerebral infarction; these two names are one disease. It is mainly an acute occlusion of cerebral arteries caused by various reasons, resulting in ischemia, hypoxia, and necrosis of brain tissue, which eventually leads to neurological deficits. The most common cause is the narrowing and occlusion of blood vessels caused by extensive cerebral atherosclerosis; there are other causes, such as cerebral arteritis, cerebral arteriovenous malformation, or smog, etc. 1, common symptoms include dizziness, headache, nausea, vomiting, speech dysfunction (divided into two types, such as dull speech, dumb tongue or incomprehension of others); 2, limb dysfunction, which can occur in different degrees 2) limb dysfunction, which may include different degrees of paralysis of the lateral limbs; 3) hemianesthesia, such as loss of pain and warmth in the lateral limbs and loss of pins and needles; 4) other symptoms, such as rotation of vision, double vision, unstable walking, difficulty in swallowing, and choking on water. The main treatment measures are medications, such as anti-platelet drugs (aspirin or clopidogrel), statins (such as atorvastatin, resulvastatin), etc., and of course, other adjunctive treatments to control blood pressure and blood sugar.