Cerebral atrophy and cerebral infarction, it is recommended to hang neurology, and if the visit is to a Chinese hospital it is recommended to hang the number of encephalopathy. For cerebral atrophy is mostly seen in middle-aged and elderly people, it can be due to cerebrovascular disease resulting in vascular dementia, and the patient develops cerebral atrophy. It can also be seen in senile brain atrophy, clinically seen in Alzheimer’s disease, due to atrophy of the temporal lobe and hippocampus as people age. Cerebral infarction is due to arteriosclerosis of the blood vessels, occlusion of the cerebral vessels, and the patient develops neurological deficits. In the acute stage of cerebral infarction, patients should be given symptomatic treatment such as blood circulation, oxygen free radical scavenging and antiplatelet aggregation. After the acute treatment, if the patient has the sequelae of neurological deficit, rehabilitation treatment can also be provided. For the treatment of brain atrophy, patients can be given drugs that nourish brain cells and improve brain cell metabolism, commonly used are cerebroprotein hydrolysate tablets and cytarabine sodium tablets. If the patient is considered to be suffering from Alzheimer’s disease, he can also be given oral doses of staphylococcus aureus, donepezil hydrochloride, etc.