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Dissociative amnesia was previously known as psychogenic amnesia, a memory disorder, which was characterized by sudden retrograde episodic memory loss, said to occur for a period of time ranging from hours to years to decades. [4]
In neurology, retrograde amnesia (RA) is the inability to access memories or information from before an injury or disease occurred. [1] RA differs from a similar condition called anterograde amnesia (AA), which is the inability to form new memories following injury or disease onset. [ 2 ]
Having longer periods of amnesia or consciousness after an injury may be an indication that recovery from remaining concussion symptoms will take much longer. [34] Dissociative amnesia results from a psychological cause as opposed to direct damage to the brain caused by head injury, physical trauma or disease, which is known as organic amnesia ...
The amnesia can last for just a few minutes or for many years. One type of dissociative amnesia is dissociative fugue, in which people also travel or wander suddenly and unexpectedly.
Dissociative amnesia. ... If an underlying disease like epilepsy is causing the dissociative symptoms, medication can help treat the seizures and the aura that precedes them, Dr. Krystal says ...
Individuals with retrograde amnesia may partially regain memory later, but memories are not regained with anterograde amnesia because they were not encoded properly. [ 8 ] The term "post-traumatic amnesia" was first used in 1940 in a paper by Symonds to refer to the period between the injury and the return of full, continuous memory, including ...
The cause of the fugue state is related to dissociative amnesia (code 300.12 of the DSM-IV codes [12]), which has several other subtypes: [13] selective amnesia, generalized amnesia, continuous amnesia, and systematized amnesia, in addition to the subtype "dissociative fugue". [1] Unlike retrograde amnesia (which is popularly referred to simply ...
Also known as “sundowner’s syndrome,” sundowning is a set of symptoms or behaviors that can be seen in some people with Alzheimer’s disease and dementia, according to the Alzheimer’s ...