A 54-Year-Old Man Arrives to the Emergency Department Complaining of Increased

A 54-year-old man arrives to the emergency department complaining of increased shortness of breath during the previous three days. His symptoms began with effort but are now present at rest. Last night, the patient couldn't sleep since he had a choking cough every time he tried to lie down. He believes himself to be in good health and claims, "I've never had to see a doctor for any difficulties." Asthma and hypertension have strong family histories. The blood pressure is 162/86 mm Hg, the pulse rate is 92 beats per minute, and the respiration rate is 26/minute. The display includes an x-ray of the chest. Which of the following is the most likely diagnosis?

A) Acute decompensated heart failure
B) Acute respiratory distress syndrome
C) Idiopathic pulmonary fibrosis
D) Obstructive pulmonary disease
E) Pulmonary arterial hypertension
F) Tension pneumothorax

Correct Answer:

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