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In neurology, anterograde amnesia is the inability to create new memories after an event that caused amnesia, leading to a partial or complete inability to recall the recent past, while long-term memories from before the event remain intact.
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]
There are two types of amnesia: retrograde amnesia (loss of memories that were formed shortly before the injury) and anterograde amnesia (problems with creating new memories after the injury has taken place). [5] PTA may refer to only anterograde forms, or to both retrograde and anterograde forms. [6] [7]
How We Form Memories and Experience Memory Loss, According to a Scientist. Lisa Bain. September 30, 2024 at 4:00 PM ... (Plasticity refers to the brain’s ability to make new neural pathways, ...
Anterograde amnesia is the inability to create new memories due to brain damage, while long-term memories from before the event remain intact. The brain damage can be caused by the effects of long-term alcoholism, severe malnutrition , stroke , head trauma , encephalitis , surgery, Wernicke–Korsakoff syndrome , cerebrovascular events , anoxia ...
In the movie Memento, the main character, Leonard Shelby, has a short-term memory condition (anterograde amnesia) in which he can't form new memories. The character Savant, a member of the DC Comics superhero team the Birds of Prey, exhibits both photographic and non-linear memory as a result of what is described only as "a chemical imbalance".
Childhood amnesia, also called infantile amnesia, is the inability of most adults to retrieve episodic memories (memories of situations or events) before the age of three to four years. It may also refer to the scarcity or fragmentation of memories recollected from early childhood, particularly occurring between the ages of 3 and 6.
The condition is generally considered to be related to source amnesia, which involves the inability to recall the basis for factual knowledge. The main difference between the two is that source amnesia is a lack of knowing the basis of knowledge, whereas memory distrust syndrome is a lack of trust in the knowledge that exists.