TBI Patho

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6 Terms

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Long term effects of TBI

Memory Loss

Personality Change

Unable to return to previous roles

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Common Causes of TBI

MVA

Touch/Contact Sport

Falls

Penetration Injury

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How is TBI classified?

Glasgow Coma Scale → Three categories Mild (13-15), Moderate (9-12), Severe (Less than or equal to 8)

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Primary Injury

Initial mechanical insult

“Blow”

  • Shearing

  • Twisting

  • DAI

    • Blood vessel dissection

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Secondary injury

All processes subsequent to initial injury

“Counter-blow”

  • Contusion

  • Swelling

  • Blood clot

  • Hematoma

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Goal of Healthcare providers

Prevent or attenuate the effects of secondary brain injury

Prevent/manage HYPOTENSION and HYPOXEMIA (immediate period after injury)