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Related Concept Videos

Spinal Cord Injury ll: Pathophysiology01:14

Spinal Cord Injury ll: Pathophysiology

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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...
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Secondary Spinal Cord Injury llI: Pathophysiology01:25

Secondary Spinal Cord Injury llI: Pathophysiology

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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...
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Herniated Intervertebral Disc l: Introduction01:29

Herniated Intervertebral Disc l: Introduction

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Intervertebral disc herniation refers to the displacement of the nucleus pulposus (the gel-like inner core of the disc) through a tear or weakened area in the annulus fibrosus (the outer fibrous ring). The displaced disc material extends beyond the normal boundaries of the disc space and may compress or irritate nearby spinal nerve roots or, less commonly, the spinal cord.Etiology and Risk FactorsHerniation commonly results from degeneration, in which aging reduces disc hydration and...
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Traumatic Brain Injury l: Introduction01:28

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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...
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Minimally Invasive Treatment for Thoracolumbar Burst Fracture Using Sagittal Alignment Screws and A Trauma Reduction Device
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Current concepts in cervical spine trauma.

Louis F Amorosa1, Alexander R Vaccaro

  • 1Spine Fellow, Department of Orthopaedic Surgery, Rothman Institute, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania.

Instructional Course Lectures
|April 12, 2014
PubMed
Summary
This summary is machine-generated.

Occipitocervical dislocations are severe cervical spine injuries. Improved safety enhances survival, but diagnosis remains challenging, necessitating evidence-based management recommendations for surgeons.

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Area of Science:

  • Orthopedics
  • Neurosurgery
  • Trauma Surgery

Background:

  • Cervical spine trauma, particularly occipitocervical dislocations, presents significant challenges.
  • Despite improved survival rates due to safety advancements, these injuries are frequently underdiagnosed.
  • Ongoing debates exist regarding the optimal management of various cervical spine injuries.

Purpose of the Study:

  • To review and synthesize current evidence on cervical spine trauma management.
  • To provide evidence-based recommendations for diagnosing and treating complex cervical injuries.
  • To address controversies in cervical spinal clearance and specific fracture types.

Main Methods:

  • Literature review of existing studies on cervical spine trauma.
  • Analysis of diagnostic challenges and treatment controversies.
  • Synthesis of management recommendations based on available evidence.

Main Results:

  • Occipitocervical dislocations have high initial mortality but increasing survival.
  • Diagnostic errors occur even among specialists for injuries like odontoid fractures and facet dislocations.
  • Significant controversy persists regarding optimal treatment algorithms.

Conclusions:

  • Evidence-based management recommendations are crucial for treating surgeons.
  • Addressing diagnostic challenges in cervical spine trauma is essential.
  • Further research may help resolve ongoing debates in cervical spine injury management.