Thalamic infarction will lead to consciousness disorder, somatosensory disorder, motor disorder, etc. In addition, according to the different parts of the thalamic infarction, the specific symptoms will be different. 1. Thalamic nodal artery infarction: it will lead to infarction in the anterior part of the thalamus, which will lead to different degrees of consciousness disorder, and there will be silence, indifference and so on. 2. Thalamic perforating artery infarction: it will lead to reduced consciousness, memory loss, behavioral and cognitive abnormalities, and in severe cases, patients may have coma symptoms. 3. Infarction of thalamic geniculate artery region: optic nerve damage, partial visual field defects, dystonia, limb movement disorder, etc. When thalamic infarction occurs, it is necessary to go to the hospital for treatment in time to avoid delaying the best time for treatment.