Snapshot A 20-year-old man presents to the emergency room after a high-speed motorcycle accident. He reports chest and shoulder pain and difficulty breathing. His blood pressure is 85/53 mmHg, pulse is 110/min, and respirations are 22/min. On physical exam, he is in significant distress. On chest exam, there is decreased breath sounds and bowel sounds on the left side. A focused assessment with sonography for trauma exam is performed, revealing displacement of abdominal organs into the thorax. Introduction Clinical definition login to view 1 more bullet Epidemiology Location login to view 6 more bullets Risk factors login to view 1 more bullet Etiology Blunt trauma login to view 1 more bullet Penetrating trauma login to view 1 more bullet Pathogenesis login to view 2 more bullets Presentation Symptoms login to view 7 more bullets Physical exam login to view 11 more bullets Imaging Focused assessment with sonography for trauma (FAST) exam login to view 5 more bullets Chest radiography login to view 7 more bullets Computed tomography (CT) login to view 5 more bullets Studies Labs login to view 1 more bullet DIAGNOSIS Making the diagnosis login to view 1 more bullet Treatment Management approach login to view 1 more bullet Medical login to view 6 more bullets Operative login to view 5 more bullets Complications Cardiopulmonary arrest Strangulation of abdominal organs Death