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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-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:
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...
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...
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Burn Injuries

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Related Experiment Video

Updated: May 24, 2026

A Novel In Vitro Model of Blast Traumatic Brain Injury
08:59

A Novel In Vitro Model of Blast Traumatic Brain Injury

Published on: December 21, 2018

Dismounted Complex Blast Injury.

Romney C Andersen1, Mark Fleming, Jonathan A Forsberg

  • 1Orthopaedic Surgery Service, Walter Reed National Military Medical Center, Bethesda, MD, USA. Romney.andersen@med.navy.mil

Journal of Surgical Orthopaedic Advances
|March 3, 2012
PubMed
Summary
This summary is machine-generated.

Dismounted Complex Blast Injury (DCBI) involves severe trauma to limbs and torso. Prompt resuscitation and multidisciplinary surgery are vital for survival and managing reconstructive challenges.

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Published on: November 6, 2020

Area of Science:

  • Trauma Surgery
  • Orthopedic Surgery
  • Emergency Medicine

Background:

  • Dismounted Complex Blast Injury (DCBI) presents with severe high-energy trauma, frequently causing bilateral lower extremity amputations and upper extremity injuries, alongside pelvic, genitourinary, and abdominal trauma.
  • Initial management hinges on rapid resuscitation and a multidisciplinary surgical approach to address the complex, multi-system nature of these injuries.

Discussion:

  • Definitive care emphasizes open wound principles: decontamination via aggressive debridement, hemorrhage control, preserving viable tissue, and timely wound closure.
  • Despite the severity, DCBI exhibits surprisingly favorable survival rates, though higher amputation levels and associated injuries complicate reconstructive efforts.

Key Insights:

  • Multidisciplinary surgical teams and immediate resuscitation are critical for survival in DCBI patients.
  • Effective wound management, including frequent debridement and appropriate closure, is paramount for definitive treatment.
  • Higher amputation levels and associated injuries present significant reconstructive challenges, impacting long-term outcomes.

Outlook:

  • Future research should focus on optimizing reconstructive techniques for complex blast injuries.
  • Improving long-term functional outcomes and quality of life for DCBI survivors remains a key objective.
  • Advancements in trauma care protocols and surgical interventions are essential for addressing the complexities of DCBI.