The most common cerebrovascular disease is called transient global amnesia, which is a manifestation of TIA, also known as transient ischemic attack, which is a special type of TIA also known as TGA. This kind of amnesia often has risk factors of cerebrovascular disease, and also has triggering factors such as cold, emotional excitement and headache. This kind of amnesia will get better naturally within 24 hours, but if it takes more than 24 hours, we should consider whether there is infarction of hippocampus. Second, special types of seizures, which are characterized by amnesia and no memory of the time period afterwards. Functional seizures, also known as hysteria, may be related to emotional excitement, caused by dysfunction, and are common in young women with a history of emotional triggers.