Retrograde amnesia
Domain : Symptoms
Category : Learn more
Simplified definition
Refers to a condition in which a person cannot remember past events that are less recent and memories that they had however well preserved.
Source: Houria Aiouaz, for Alzheimer Foundation
Referenced definition
“Retrograde amnesia (RA) refers to the loss of information that was acquired before the onset of amnesia.”
Source: Smith CN, Frascino JC, Hopkins RO, Squire LR. The nature of anterograde and retrograde memory impairment after damage to the medial temporal lobe. Neuropsychologia. 2013 Nov;51(13):2709-14.
Note
- In the case of Alzheimer disease, this type of amnesia concerns events that occurred prior to the disease.