CATCH Predictors for Clinically Significant TBI - GCS Less than 15 at 2 hours post trauma - Suspected open or depressed skull fracture - History of worsening headache - Irritability on exam - Any Sign of Basal Skull Fracture - Large, boggy scalp hematoma - Dangerous mechanism of injury defined as MVC, fall from > 3 ft or 5 stairs, fall from bicycle with no helmet #CATCH #Predictors #Traumatic #Brain #Injury #Diagnosis #Peds #Pediatrics