A 42-Year-Old Man Comes to the Emergency Department Due to Several

question 134

Multiple Choice

A 42-year-old man comes to the emergency department due to several hours of dyspnea.  He is a long-haul truck driver who became acutely short of breath during a 36-hour trip but previously had been healthy.  The patient smokes a pack of cigarettes daily and drinks a 6-pack of beer on weekends.  Pulmonary examination reveals vesicular breath sounds bilaterally with the overlying areas resonant to percussion.  CT pulmonary angiogram shows a right lower lobe pulmonary artery occlusion consistent with pulmonary embolism but no evidence of pulmonary infarction.  Which of the following is the most likely reason for the lack of lung tissue necrosis in this patient?

• A)Collateral circulation
• B)Decreased surfactant
• C)Endothelial tissue plasminogen activator
• D)Increased pulmonary venous pressure
• E)Intrapulmonary shunting

---

Definitions:

Maximum Reservation Point

The highest price or point at which a buyer is willing to complete a transaction or negotiation.

Two-party Negotiation

A discussion aimed at reaching an agreement between two different parties or individuals.

Active Listening

The process of listening attentively while someone else speaks, paraphrasing and reflecting back what is said, and withholding judgment and advice.

Constructive Feedback

Feedback that is specific, targeted, and delivered with the intention of helping the recipient improve in a particular area or skill set.