You have responded to the scene of a motor vehicle collision…

You have responded to the scene of a motor vehicle collision where a 27-year-old driver has been pinned by the steering wheel. The patient is unresponsive, breathing at 30 times per minute and very shallow, and has petechiae of the skin from the shoulders on up. The remaining rapid trauma assessment reveals no other injuries. What other signs would you MOST likely expect to observe with this patient?

You are called to a local soccer complex for a player experi…

You are called to a local soccer complex for a player experiencing sudden chest pain and shortness of breath. When the symptoms started, the tall, thin male patient told you he was lunging to block a shot on goal. Your assessment reveals that the anterior chest is symmetrical and non-tender, lung sounds are slightly diminished in the right upper lobe, the neck veins are flat, and the trachea is midline. Which of the following is the MOST likely cause of the patient’s symptoms?