ACR appropriateness criteria head trauma: 2021 update
                                                J. Am. Coll. Radiol; 18 (supl. 5), 2021                                            
                                        
                                                                                    
                                                Head trauma (ie, head injury) is a significant public health concern and is a leading cause of morbidity and mortality in children and young adults. Neuroimaging plays an important role in the management of head and brain injury, which can be separated into acute (0-7 days), subacute (<3 months), then ch...