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Clinical Psychology Associates of North Central Florida
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 Neuropsychological Assessment of Concussions, Head Injuries, and Traumatic Brain Injuries.

CONCUSSION GRADING SYSTEMS of Cantu, Ruff, American Academy of Neurology

head injury, concussion severity, concussion, concussion grade

3/15/2005

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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Gainesville Office: 2121 NW 40th Terr. Ste B. Gainesville, FL 32605  -   Phone: (352) 336-2888  -   Fax: (352) 371-1730
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