A 31-Year-Old Man Is Brought to the Emergency Department After

question 82

Multiple Choice

A 31-year-old man is brought to the emergency department after being involved in a motor vehicle collision as an unrestrained passenger.  He was given 3 L of normal saline in the ambulance on the way to the hospital and has been receiving 5 L/min of oxygen by nasal cannula.  The patient is agitated and moves all 4 extremities spontaneously.  Blood pressure is 82/50 mm Hg, heart rate is 130/min, and respirations are 30/min.  On examination, the pupils are symmetric and reactive to light.  The neck veins are flat, and the trachea is shifted slightly to the right.  Over the left chest, breath sounds are diminished and there is dullness to percussion.  Which of the following is the most likely diagnosis?

• A)Diaphragmatic rupture
• B)Hemothorax
• C)Lung atelectasis
• D)Lung contusion
• E)Tension pneumothorax
• F)Tracheobronchial injury

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Definitions:

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A practice or agreement where two parties provide each other with mutual benefits, often used in trade agreements and social interactions.

International Strategy

The planning and execution of business operations to expand and operate in multiple countries, involving considerations of globalization, market entry, and cultural differences.

National Strategy

A comprehensive plan designed to achieve specific goals on a country-wide scale.

Dominant Strategy

In game theory, a strategy that is best for a player, irrespective of what strategies other players choose.