Comparing Use of a Prehospital Ultrasound System and Standard Prehospital Care in Thoracoabdominal Trauma

Inclusion Criteria for FAST cohort: * Patient is 18 years of age or older * Patient presenting with blunt or penetrating trauma to the thorax or abdomen * Patient transported by MD Ambulance to Royal University Hospital * Patient being transported by a paramedic who has received training in the above ultrasound system and who has with them a NanoMaxx Ultrasound System (SonoSite) to be used in connection with the RP-Xpress (InTouch Technologies) * Patient will take longer than 10 minutes to transport to hospital * Patient's care will not be compromised in completing a FAST exam - opinion of paramedic * Patient's care will not be compromised in completing a FAST exam - opinion of ER physician Inclusion Criteria for Controls: * Patient is 18 years of age or older * Patient presenting with blunt or penetrating trauma to the thorax or abdomen * Patient transported by MD Ambulance to Royal University Hospital * Patient will take longer than 10 minutes to transport to hospital Exclusion Criteria: * Patients under the age of 18 * Patients whose care would be compromised if other procedures of higher priority (as determined by paramedics and/or remotely-present physicians) were not be able to be executed due to time involved in completing a FAST exam * Patients who are not being transported to Royal University Hospital * Patients whose expected transport time from scene to hospital is less than 10 minutes