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AMS: Agitation, somnolence, repetitive questioning, or slow response to verbal communication
Motor vehicle crash with patient ejection, death of another passenger, or rollover; pedestrian or bicyclist without helmet struck by a motorized vehicle; falls of more than 1.5m/5ft; head struck by a high-impact object
Severe mechanism: MVC with patient ejection, death of another passenger, rollover; pedestrian or bicyclist w/o helmet struck by motorized vehicle; fall from >0.9m or 3ft; head struck by high-impact object
PECARN recommends obtaining a CT.
There is a greater than 4% risk of clinically important traumatic brain injury (ciTBI)
PECARN recommends against a CT.
Risk of ciTBI is < 0.02%
PECARN recommends observation instead of imaging, though this depends on the provider's discretion.
Risk of ciTBI 0.9%
PECARN recommends against a CT.
Risk of ciTBI is < 0.05%
PECARN recommends observation instead of imaging, although this depends on the the provider's discretion.
Risk of ciTBI is 0.9%