A 60-year-old man comes to the office for follow up appointment, he feels shortenss of breath while walking his dog around the block. He states that he is experiencing a dyspnea while sleeping therefor he uses 3 pillows or sleep on the recliner. The patient had an acute myocardial infarction 2 years ago and has been nonadherent with his medications. Physical examination shows bibasilar lung crackles, jugular venous distension, and bilateral pitting edema in the lower extremities. Which of the following is most likely present in this patient?
A) Decreased alveolar surface tension
B) Decreased lung compliance
C) Increased dead space ventilation
D) Increased functional residual capacity
E) Left-to-right cardiac shunting
Correct Answer:
Verified
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