Chapter 25 - Chapter 25: Thoracic Trauma 25% of all MVC...

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Chapter 25: Thoracic Trauma 25% of all MVC deaths are due to thoracic trauma (about 12,000 per/yr). Chest wall injuries are the most common injuries encountered in blunt chest trauma, w/ chest wall contusion being the most common type of injury. Thoracic cavity vital structures: heart, great vessels, esophagus, tracheobronchial tree, and lungs. Co-morbidity- associated disease process. 2 major categories by MOI Blunt trauma - injury caused by the collision of an object w/the body in which the object does not enter the body. o Types of Blunt Trauma Blast injuries 3 Phases of Blast 1. Primary injuries - caused by pressure wave and heat 2. Secondary injuries - caused by shrapnel 3. Tertiary injuries - caused when the victim is propelled like a missile and thrown against an object. Crush injuries- when the body is compressed between an object and a hard surface. Deceleration injuries- occur when the body is in motion and impacts a fixed object. Penetrating trauma - injury caused by an object breaking the skin and entering the body. o Types of Weapons Low-energy/low-velocity - knives, arrows Medium-energy/medium-velocity - low powered rifles, handguns, shotguns High-energy/high-velocity
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Chapter 25 - Chapter 25: Thoracic Trauma 25% of all MVC...

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