Carotid atherosclerotic atheromatous plaque is a normal manifestation of vascular aging and is not dangerous in itself, but is more dangerous when it causes acute cerebral infarction. The onset of the disease can lead to impaired consciousness, slurred speech, limb movement and sensory dysfunction. Carotid atherosclerotic plaque itself is not dangerous, plaque initially produced when the patient may not have symptoms, with the aggravation of vascular stenosis, the patient may have dizziness, limb numbness and weakness and other cerebral ischemia manifestations. Carotid atherosclerotic plaques lead to severe narrowing of blood vessels, which may lead to acute cerebral infarction if not treated in time. Acute cerebral infarction is more dangerous and can present with consciousness disorders, such as drowsiness, lethargy, coma; slurred speech, including motor aphasia and sensory aphasia. Limb motor and sensory dysfunction, manifesting as hemiparesis, hemiplegia, etc. Carotid atherosclerotic plaque needs to be under the guidance of a doctor can choose a scientific treatment program.