Snapshot A 30-year-old man presents to the ED after being hit by a large truck. He is brought on a backboard with a cervical collar. Oropharyngeal airway mask and one peripheral IV with fluid running are in place. Multiple lacerations on his scalp and thighs are wrapped in dressings. Blood pressure is 80/40 mmHg, pulse is 140/min, respirations are 40/min, and SaO 2 is 92% on RA. introduction Most common method of initial trauma assessment in the United States is based on Advanced Trauma Life Support (ATLS) course from American College of Surgeons login to view 2 more bullets Presentation Trauma patient can present to the ED from multiple different scenarios login to view 8 more bullets Precipitating factors to trauma must also be considered: 6 S's login to view 1 more bullet Diagnosis Primary survey (often concurrent with resuscitation): ABCDE login to view 25 more bullets Management Resuscitation done at the time as primary survey, with focus on ABC login to view 43 more bullets