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Related Concept Videos

Traumatic Brain Injury l: Introduction01:28

Traumatic Brain Injury l: Introduction

DefinitionTraumatic brain injury, or TBI, is a disturbance of normal brain function induced by an external mechanical force, such as a direct blow to the head or a penetrating injury. It can affect both brain structure and function, producing a wide range of clinical outcomes. TBI is a heterogeneous condition, meaning its effects may differ based on the type, location, and severity of the injury.Basis of ClassificationTBI is classified based on severity, injury mechanism, or pathophysiology. In...
Flail Chest-I01:24

Flail Chest-I

Overview of Flail Chest
Flail chest is a severe and potentially life-threatening condition characterized by the fracture of three or more adjacent ribs in multiple places. It is most commonly caused by direct impacts and trauma, such as motor vehicle accidents or injuries from a steering wheel impact. It can also occur due to falls in elderly individuals with osteoporosis, or assaults involving sharp objects.
Pathophysiology
The pathophysiology of flail chest is complex, involving fractures of...
Flail Chest-II01:26

Flail Chest-II

Managing flail chest, a condition characterized by a segment of the chest wall moving independently from the rest of the thoracic cage, requires a comprehensive approach. It includes a thorough assessment of the patient's condition, a diagnostic evaluation to determine the extent of the injury, and the implementation of appropriate medical interventions tailored to the individual's needs.
Assessment:
1. Clinical Evaluation:
History:
Traumatic Memory01:20

Traumatic Memory

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 remembers mundane...
Dissociative Amnesia01:21

Dissociative Amnesia

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...
Amnesia01:13

Amnesia

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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Related Experiment Video

Updated: May 11, 2026

Assessing Changes in Synaptic Plasticity Using an Awake Closed-Head Injury Model of Mild Traumatic Brain Injury
09:49

Assessing Changes in Synaptic Plasticity Using an Awake Closed-Head Injury Model of Mild Traumatic Brain Injury

Published on: January 20, 2023

Confessed abusive blunt head trauma.

Marc De Leeuw1, Emile Beuls, Paul Parizel

  • 1Department of Forensic Pathology, University Hospital Antwerp, B2650 Edegem, Belgium.

The American Journal of Forensic Medicine and Pathology
|May 1, 2013
PubMed
Summary
This summary is machine-generated.

Blunt force trauma is a key component of abusive head trauma (AHT), distinct from shaken-impact injuries. A lucid interval in blunt AHT cases suggests a need for detailed clinical investigation.

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Last Updated: May 11, 2026

Assessing Changes in Synaptic Plasticity Using an Awake Closed-Head Injury Model of Mild Traumatic Brain Injury
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Controlled Cortical Impact Model for Traumatic Brain Injury
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Low-intensity Blast Wave Model for Preclinical Assessment of Closed-head Mild Traumatic Brain Injury in Rodents
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Low-intensity Blast Wave Model for Preclinical Assessment of Closed-head Mild Traumatic Brain Injury in Rodents

Published on: November 6, 2020

Area of Science:

  • Pediatrics
  • Forensic Pathology
  • Neurology

Background:

  • Abusive head trauma (AHT) is a critical concern in child abuse investigations.
  • Blunt impact trauma is a significant mechanism within AHT, yet less studied than shaken-impact injuries.

Purpose of the Study:

  • To compare the clinical and radiological findings in confessed cases of blunt AHT versus shaken-impact AHT.
  • To investigate the diagnostic significance of a lucid interval in differentiating AHT mechanisms.

Main Methods:

  • Retrospective analysis of 47 highly suspected AHT cases, focusing on 19 confessed cases (13 shaken-impact, 6 blunt trauma).
  • Comparison of subdural hematoma, retinal hemorrhage, skull fractures, and the presence of a lucid interval between the two groups.

Main Results:

  • Subdural hematoma was present in all cases.
  • Retinal hemorrhage was more frequent in shaken-impact AHT (10/13) than blunt trauma (2/6).
  • Skull fractures with associated hematomas were observed in both blunt and shaken-impact AHT.
  • A lucid interval was identified in 3 blunt AHT cases but not in shaken-impact cases.

Conclusions:

  • The presence of a lucid interval may help distinguish blunt AHT from shaken-impact injuries.
  • Detailed clinical history and temporal course are crucial in evaluating suspected AHT.
  • Blunt force trauma warrants further research within the spectrum of abusive head trauma.