The typical case is characterized by a sudden, complete inability to retain new information, lasting for several hours, in a middle-age or older person, with preservation of alertness and all other ...

Amnesia, or memory loss, can be transient or chronic (long-term). It can also have a sudden onset, or gradual and progressive onset, as in the case of dementia. With age, most people tend to display ...

While some decline in the ability to remember is a normal part of aging, for a subset of people, growing older brings the onset of neurodegenerative conditions such as Alzheimer’s disease. In such ...

Transient amnesic syndromes are striking clinical phenomena that are commonly encountered by physicians in acute medical settings. Diagnosis of such syndromes can be challenging, and their causes have ...