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Related Concept Videos

Post-traumatic Stress Disorder01:27

Post-traumatic Stress Disorder

141
Post-traumatic stress disorder (PTSD) is a psychiatric condition that arises following exposure to traumatic events such as natural disasters, forced displacement, or severe accidents. It significantly impairs individuals' ability to cope with daily activities and disrupts their emotional and psychological equilibrium.
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
141
Amnesia01:13

Amnesia

218
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...
218
Traumatic Memory01:20

Traumatic Memory

293
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...
293
Dissociative Amnesia01:21

Dissociative Amnesia

202
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...
202
Repressed Memory01:16

Repressed Memory

192
Repressed memories are a psychological phenomenon where memories of traumatic events are unconsciously blocked from a person's awareness. This process occurs as a defense mechanism, protecting the mind from the emotional impact of distressing or painful experiences. For example, a person who has experienced childhood trauma may grow up with no conscious recollection of the event. In such cases, the memories are thought to be buried deep within the subconscious, inaccessible to the conscious...
192
Higher Mental Functions of Brain: Learning and Memory01:26

Higher Mental Functions of Brain: Learning and Memory

1.2K
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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Related Experiment Video

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Investigations on Alterations of Hippocampal Circuit Function Following Mild Traumatic Brain Injury
10:59

Investigations on Alterations of Hippocampal Circuit Function Following Mild Traumatic Brain Injury

Published on: November 19, 2012

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Post-traumatic amnesia.

Thomas D Parker1,2, Richard Rees1, Sangeerthana Rajagopal1

  • 1Atkinson Morley Neuroscience Unit, St George's University Hospitals NHS Foundation Trust, London, UK.

Practical Neurology
|December 15, 2021
PubMed
Summary
This summary is machine-generated.

Post-traumatic amnesia, a brain function state after injury, requires careful assessment. Early recognition and management are crucial for patient recovery and prognosis.

Keywords:
amnesiabehavioural disordercognitionhead injury

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Area of Science:

  • Neuroscience
  • Traumatic Brain Injury Research

Background:

  • Post-traumatic amnesia (PTA) is a transient state of altered brain function following traumatic brain injury (TBI).
  • Emergence from PTA is typically marked by full orientation and the return of continuous memory.
  • Clinical presentations of PTA are often complex, involving cognitive and behavioral impairments.

Purpose of the Study:

  • To highlight the importance of recognizing PTA in the acute setting.
  • To emphasize the implications of unrecognized PTA for management and prognosis.
  • To advocate for the clinical assessment and prospective evaluation of PTA using validated tools.

Main Methods:

  • Clinical assessment of patients experiencing post-traumatic amnesia.
  • Prospective evaluation using validated tools.
  • Regular patient assessments to determine rehabilitation needs and facilitate discharge planning.

Main Results:

  • PTA can be easily overlooked in the acute setting, impacting immediate care and long-term outcomes.
  • Behavioral disturbances in PTA patients present significant management challenges.
  • Behavioral and environmental strategies are the primary treatment modalities for PTA.

Conclusions:

  • Careful clinical assessment and validated tools are recommended for evaluating PTA.
  • Pharmacological interventions should be used cautiously in PTA due to potential for increased agitation.
  • Regular reassessment is vital for rehabilitation planning and safe discharge of PTA patients.