The thalamus is the most important sensory conduction center of the body, where all the sensory signals of the whole body complete the replacement of neurons and projections. Its main symptoms and consequences are mainly sensory and motor disorders, the specific manifestations of the affected areas, etc. 1. Sensory: after infarction, there will be confusion, gibberish or even loss of language ability, these symptoms may continue to exist even after treatment, producing serious consequences such as aphasia. 2. Motor: after the lesion is produced, the body shows numbness of one side of the limb, slow movement or even hemiplegia, once these symptoms appear, they may leave disabilities and other serious consequences. 3. Symptoms of involvement: if the infarction site is in the occipital region, it will cause dystonia, muscle spasm and other manifestations, which may cause sequelae such as atrophy of brain tissue. If the above similar symptoms occur, the patient should consult a doctor in time.