mdcalc.com | PECARN Pediatric Head Injury/Trauma Algorithm

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Age?	< 2 Years ≥ 2 Years
GCS 14 or Palpable Skull Fracture or Signs of AMS? (Agitation, somnolence, repetitive questioning, or slow response to verbal communication)	Yes No
Occipital or parietal or temporal scalp hematoma or History of LOC ≥ 5 sec or Not acting normally per parent or Severe Mechanism of Injury? (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 0.9m/3ft; head struck by a high-impact object)	Yes No
GCS 14 or Signs of Basilar Skull Fracture or Signs of AMS? (Agitation, somnolence, repetitive questioning, or slow response to verbal communication)	Yes No
History of LOC or History of vomiting or Severe headache or Severe Mechanism of Injury? (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)	Yes No

PECARN Pediatric Head Injury/Trauma Algorithm