Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/11

Click to flip

11 Cards in this Set

  • Front
  • Back
CT Grading in TBI
-Predictability?
-Grading
Highly predictive of outcome

*Diffuse Injuries
-I: No swelling
-II: Minimal Swelling
-III: Cisterns Absent
-IV: Swelling and Shift

*Evacuated mass lesion
*Non-evacuated mass lesion
Epidemiology of TBI
?
Scoring Systems
Glasgow Coma Scale
-Reliability
-What is tested?
-Grades
GCS
-high inter-observer reliability
-Motor, Verbal, Eye. Motor score is as accurate as the overall score
-Severe <or= 8
-Moderate 9-12
-Minor 13-15
Pre-hospital complications
All are secondary to the TBI and where treatment is currently targetted
-Hypoxia 45%
-Hypotension 30%
-Anemia 30%

-Any of these: 50%
Goals of treatment
-Continue resuscitation

-Prevent secondary injury by maintaining brain perfusion

-Obtain diagnosis of type of TBI with CT scan
Fluid percussion injury
Inertia model
Controlled cortical model
?
Molecular events
-necrosis
-apoptosis
-inflammation
-acute necrosis ??and apoptosis??

-progressive cortical atrophy over 1 year from apoptotic events??

-PMN infiltrate and edema occurs in the acute posttraumatic period (3 days)
Plasticity in Hippocampus
progressive atrophy over 1 year...
-CA1 damage leading to epilepsy??

-Hylus damage leads to memory loss??
Neural regeneration in dentate gyrus
??
Physiological consequences of synaptic reorganization
??
Behavioral Recovery
???