Suspected Alzheimer’s disease, it is recommended that there are several departments to see, as follows: 1, neurology, Alzheimer’s itself is a degenerative disease of the brain, you can go to neurology to see; 2, most Alzheimer’s occurs in the elderly, you can go to see the geriatric department; 3, some hospital psychiatric departments also have some specialized groups of cognitive dysfunction, you can also go to the psychiatric department to see; 4, now many hospitals have opened a special Memory clinic, some patients with dementia or patients with memory loss or cognitive dysfunction can go to the memory clinic specifically; when patients report memory loss to the clinic, first of all, they need to go through a detailed medical history, and at this time it is best to be accompanied by the patient and his family members who live with him for a long time or sometimes the nanny, because sometimes these patients often cannot provide A detailed history needs to be obtained from the family to find out if the patient has cognitive impairment. In addition, the patient needs to be screened for the cause, whether it is Alzheimer’s disease, cerebrovascular disease or other causes of hypokinesia. In addition, a special neuropsychiatric intelligence scale is needed to test whether the patient’s current cognitive function is impaired or not. If there is impairment, to what extent. If there is impairment, we will make different judgments on what aspect of the impairment, and then we will make a comprehensive analysis to determine whether the patient has Alzheimer’s disease, what level of impairment he/she has reached, and what treatment he/she needs.