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Related Concept Videos

Amnesia01:13

Amnesia

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Amnesia is a condition marked by long-term memory loss, which impairs the ability to recall past events or create new memories.
The severity and duration of memory loss vary depending on the type and underlying cause. Amnesia is classified into two main types: retrograde and anterograde.
Retrograde amnesia is marked by the loss of memories formed before the onset of the condition. Patients may recall distant past events but often forget those occurring shortly before the incident.
Anterograde...
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Dissociative Amnesia01:21

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Dissociative amnesia is a complex psychological condition that manifests as an inability to recall personal information, often tied to traumatic or stressful events. Unlike general amnesia, individuals with this condition retain the ability to perform routine activities and procedural tasks, such as operating a phone or navigating public transportation, yet experience profound gaps in autobiographical memory. These lapses may encompass significant life events, such as suicide attempts or...
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Traumatic Memory01:20

Traumatic Memory

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Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual...
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Higher Mental Functions of Brain: Learning and Memory01:26

Higher Mental Functions of Brain: Learning and Memory

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Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or...
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Seizures: Classification01:13

Seizures: Classification

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Epilepsy is primarily characterized by unpredictable seizures, either provoked by an identifiable factor, such as injury or illness, or unprovoked, occurring spontaneously without apparent cause.
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Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

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Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
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Related Experiment Video

Updated: Mar 10, 2026

Inducing Post-Traumatic Epilepsy in a Mouse Model of Repetitive Diffuse Traumatic Brain Injury
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[Transient epileptic amnesia].

Audrey-Anne Fouchard1, Karl Mondon2, Bertrand De Toffol3

  • 1CHU de Tours, service de neurologie, 37044 Tours cedex, France; Université François-Rabelais, 37032 Tours cedex 1, France.

Presse Medicale (Paris, France : 1983)
|December 14, 2016
PubMed
Summary
This summary is machine-generated.

Transient epileptic amnesia (TEA) involves recurrent amnesic seizures, distinct from transient global amnesia. Early diagnosis via video EEG monitoring during sleep is crucial for effective pharmacotherapy, with high treatment response rates.

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Area of Science:

  • Neurology
  • Epileptology
  • Neuropsychology

Background:

  • Transient epileptic amnesia (TEA) is a specific form of mesial temporal lobe epilepsy characterized by recurrent amnesic seizures.
  • TEA must be differentiated from transient global amnesia, as diagnostic criteria exist for TEA.
  • While general neuropsychological evaluations may be normal, specific memory impairments like autobiographical memory deficits are common in TEA.

Purpose of the Study:

  • To highlight the diagnostic considerations for Transient Epileptic Amnesia (TEA).
  • To emphasize the importance of differentiating TEA from Transient Global Amnesia (TGA).
  • To underscore the utility of specific diagnostic tools and the efficacy of pharmacological treatment for TEA.

Main Methods:

  • Review of diagnostic criteria for TEA.
  • Neuropsychological evaluation findings in TEA patients.
  • Analysis of video electroencephalography (EEG) monitoring during sleep for epileptiform activity.
  • Assessment of treatment response to antiepileptic drugs.

Main Results:

  • Autobiographical memory impairment is observed in 70% of TEA cases, with 44% experiencing accelerated long-term forgetting.
  • Video EEG monitoring during sleep detects epileptiform activities in 83% of TEA patients.
  • Pharmacological treatment shows high efficacy, with full response rates between 73% and 96%.

Conclusions:

  • TEA should be suspected in patients with memory disturbances, particularly autobiographical memory issues, amnesic episodes, and symptoms suggestive of temporal lobe epilepsy.
  • Video EEG monitoring during sleep is a valuable diagnostic tool for identifying epileptiform discharges in TEA.
  • TEA is a pharmacologically responsive condition, offering good treatment outcomes with appropriate medication.