Retrograde amnesia
Retrograde Amnesia
Retrograde amnesia (re-tro-grade am-nee-zhuh) is a type of amnesia characterized by the inability to recall past events or information.
Etymology
The term "retrograde amnesia" is derived from the Latin word "retrogradus", meaning "going backward", and the Greek word "amnesia", meaning "forgetfulness".
Definition
Retrograde amnesia is a form of memory loss where individuals are unable to recall events or information that occurred before the onset of the amnesia. This can include personal information, such as names and faces, as well as general knowledge. The severity and scope of the memory loss can vary greatly, depending on the cause and extent of the brain damage.
Causes
Retrograde amnesia can be caused by various factors, including traumatic brain injury, stroke, neurodegenerative diseases, and certain psychiatric disorders. It can also be a side effect of some medications or the result of alcohol abuse.
Treatment
Treatment for retrograde amnesia focuses on cognitive rehabilitation and memory training. This can involve techniques to improve memory function, such as repetition, association, and visualization. In some cases, medication may be used to treat underlying causes or symptoms.
Related Terms
- Anterograde amnesia: A type of amnesia where individuals are unable to form new memories after the onset of the amnesia.
- Dissociative amnesia: A type of amnesia characterized by memory loss for personal information, often following a traumatic or stressful event.
- Transient global amnesia: A temporary, sudden episode of memory loss that can't be attributed to a more common neurological condition, such as epilepsy or stroke.
External links
- Medical encyclopedia article on Retrograde amnesia
- Wikipedia's article - Retrograde amnesia
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