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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...
Hemorrhagic Stroke ll: Pathophysiology01:29

Hemorrhagic Stroke ll: Pathophysiology

A hemorrhagic stroke develops when a cerebral blood vessel ruptures, allowing blood to escape into the surrounding brain tissue, as in intracerebral hemorrhage (ICH), or into the subarachnoid space, as in subarachnoid hemorrhage (SAH). Because the skull is a rigid compartment, the sudden presence of extravascular blood rapidly increases intracranial pressure and compresses adjacent neural structures, leading to immediate tissue injury and impaired cerebral perfusion.Mass Effect and Primary...
Blood Pressure Imbalances and Circulatory Shock01:24

Blood Pressure Imbalances and Circulatory Shock

Disorders affecting blood volume, vascular tone, or vascular function can disrupt vascular homeostasis, including conditions like hypertension, hemorrhage, and shock.
Blood Pressure: Hypertension and Hypotension
Normal blood pressure is 120/80 mm Hg. Elevated blood pressure is 120-129/under 80 mm Hg. Hypertension, warranting treatment at 130/80 mm Hg, is often asymptomatic and can lead to severe cardiovascular events, aneurysms, peripheral arterial disease, chronic renal disease, or cardiac...
Secondary Spinal Cord Injury llI: Pathophysiology01:25

Secondary Spinal Cord Injury llI: Pathophysiology

Early Ischemia and Ionic ImbalanceWithin minutes of spinal cord injury, a secondary cascade begins, progressing over hours to weeks. Vascular damage reduces blood flow, causing ischemia and mitochondrial dysfunction. ATP depletion leads to ion pump failure, membrane depolarization, sodium influx, potassium efflux, and water accumulation, resulting in cellular swelling. Increased intracellular calcium further disrupts mitochondria and accelerates cellular injury.Excitotoxicity and Neuronal...
Spinal Cord Injury ll: Pathophysiology01:14

Spinal Cord Injury ll: Pathophysiology

Spinal cord injury progresses through two interconnected phases: primary injury and secondary injury.Primary InjuryPrimary injury happens at the moment of trauma and involves immediate mechanical damage to the spinal cord.Compression happens when broken vertebrae, herniated discs, or accumulating blood (such as a hematoma) press directly against the spinal cord, distorting its normal shape and function. In cases of contusion, the cord is bruised by a blunt force (like penetrating injuries or...
Hemorrhagic Stroke l: Introduction01:17

Hemorrhagic Stroke l: Introduction

A hemorrhagic stroke is an acute neurological event that occurs when a weakened cerebral blood vessel ruptures, allowing blood to accumulate within or around the brain. The sudden release of blood forms a focal hematoma that increases intracranial pressure, displaces neural tissue, and can obstruct cerebrospinal fluid pathways. These effects may be compounded by intraventricular extension of the hemorrhage, cerebral edema, or compression of adjacent structures, all of which contribute to...

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Updated: May 12, 2026

Systems Analysis of the Neuroinflammatory and Hemodynamic Response to Traumatic Brain Injury
07:21

Systems Analysis of the Neuroinflammatory and Hemodynamic Response to Traumatic Brain Injury

Published on: May 27, 2022

[Traumatic neurogenic shock].

O Maurin1, S de Régloix, D Caballé

  • 1Brigade des sapeurs pompiers de Paris, 1 place Jules-Renard, Paris, France. olgamaurin@free.fr

Annales Francaises D'Anesthesie Et De Reanimation
|April 10, 2013
PubMed
Summary

Traumatic neurogenic shock, a rare spinal cord injury complication, causes bradycardia and hypotension. Prompt immobilization, assessment, and vasopressors with fluids are crucial for managing this life-threatening condition.

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Last Updated: May 12, 2026

Systems Analysis of the Neuroinflammatory and Hemodynamic Response to Traumatic Brain Injury
07:21

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Published on: May 27, 2022

Impulsive Pressurization of Neuronal Cells for Traumatic Brain Injury Study
09:24

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Published on: October 12, 2011

System for Focal, Closed-System Central Nervous System Injury
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System for Focal, Closed-System Central Nervous System Injury

Published on: November 29, 2024

Area of Science:

  • Neurology
  • Trauma Surgery
  • Emergency Medicine

Background:

  • Traumatic neurogenic shock is a rare but serious complication of spinal cord injury (SCI).
  • It is characterized by bradycardia and hypotension resulting from medullary trauma.
  • This condition is life-threatening and can worsen neurological deficits.

Observation:

  • Strict immobilization and rapid assessment of cord injury severity are vital upon prehospital care initiation.
  • The abstract discusses a case of secondary spinal shock due to a C6/C7 luxation managed in prehospital settings.

Findings:

  • Initial treatment involves vasopressors combined with fluid resuscitation.
  • Steroids are not recommended for managing neurogenic shock.
  • Early decompression within 6 hours is advised for patients with incomplete neurological deficits.

Implications:

  • Effective prehospital management of traumatic neurogenic shock is critical for patient survival and neurological outcomes.
  • This case highlights the importance of timely intervention in spinal cord injuries presenting with shock.
  • Further research into optimal prehospital treatment protocols for neurogenic shock is warranted.