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| CONCUSSION GRADING SYSTEMS of Cantu, Ruff, American Academy of Neurology |
| head injury, concussion severity, concussion, concussion grade |
3/15/2005
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Clinical Psychology Associates of North Central Florida, P.A.
Providing Quality Psychological Assessment, Consultation and Therapy to the North Central Florida Community
CPANCF.COM (352) 336-2888 2121 NW40th Terrace Ste B Gainesville, FL 32605
We Specialize in Neuiropsychological Assessment of Concussions, Head Injuries, and Traumatic Brain Injuries.
- CONCUSSION GRADING SYSTEMS -
American Academy of Neurology Concussion Severity- March 1997 Practice Parameter:
Grade 1:
__ Transient Confusion
__ No Loss of Consciousness
__ Concussion Symptoms < 15 Minutes
Grade 2:
__ Transient Confusion
__ No Loss of Consciousness
__ Concussion Symptoms > 15 Minutes
Grade 3:
__ Any Loss of Consciousness, Brief or Prolonged
Cantu Concussion Severity Grades
Grade 1:
__No Loss of Consciousness AND Post Traumatic Amnesia < 30 Minutes
Grade 2:
__ Loss of Consciousness < 5 Minutes OR Post Traumatic Amnesia of 30 Minutes to 24 Hours
Grade 3:
__Loss of Consciousness > 5 Minutes OR Post Traumatic Amnesia > 24 Hours
Ruff Concussion Grades:
Type I :
__ altered mental state or transient loss of consciousness (LOC)
__ 1-60 seconds of post-traumatic amnesia (PTA)
__ one or more neurological symptoms
Type II:
__ definite LOC with time unknown or < 5 minutes
__ 60 seconds to 12 hours of post-traumatic amnesia (PTA)
__ one or more neurological symptoms
Type III:
__ 5 - 30 minutes of LOC
__ more than 12 hours of PTA
__ one or more neurological symptoms
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