Mr. Chen is 50 years old, usually like to smoke, drink, play mahjong, especially good health, never catch a cold, and do not take medicine, not to mention the hospital door. Last winter, Mr. Chen fell ill with a strange disease. That day, he was playing mahjong with his poker buddies as usual, suddenly unable to speak, as if his tongue was tied up, and his right hand would not grasp the tiles. The old partners are anxious, old Chen this is not a paraplegia it. The company’s first-rate products are the same as those in the market. After the emergency doctor’s examination, Mr. Chen arranged to do the carotid artery ultrasound and other tests, the results were astonishing, Mr. Chen never had a disease on the neck of a large blood vessel has actually blocked a large part of the doctor said that if not treated, this large blood vessel will be blocked sooner or later, and then not to mention paralysis, may be all of a sudden life is lost. Mr. Chen’s family members were anxious to hear about it and hurriedly asked around for information. After detailed examination, Mr. Chen’s carotid artery blockage is relatively serious, and if effective measures are not taken to treat the disease, the patient will have recurring problems in the future, such as not being able to speak, arms and legs, and in serious cases, cerebral infarction will occur. Although this disease is dangerous, it is not untreatable. Through active surgical treatment, combined with standardized medication and reasonable adjustment of living habits, it is entirely possible to be cured. Mr. Chen followed the doctor’s advice and underwent a left carotid endarterectomy. After the surgery, the blood vessel in the neck was completely opened. Mr. Chen now exercises and eats lightly every day, and his symptoms are getting better day by day, gradually moving away from the risk of cerebral infarction. Patients with carotid artery stenosis are very common, often manifesting as confusion in the head, clumsy speech, impaired limb movement, and sensory numbness. Middle-aged and elderly men, should have regular carotid ultrasound physical examinations and should seek medical attention early if they find severe stenosis. Carotid endarterectomy is a mature surgical technique that is widely used abroad to open up the carotid vessels and greatly reduce the incidence of cerebral infarction.