A 50-Year-Old Man Is Being Evaluated After a Myocardial Infarction

A 50-year-old man is being evaluated after a myocardial infarction, he states that he has felt recently a difficulty of breathing and fatigue. He sleeps using 2 pillow to help relieve dyspnea during night. He has a significant history of hypertension and diabetes mellitus. On cardiac auscultation, a low-frequency diastolic heart sound is heard shortly after the second heart sound when the patient lies in the left lateral decubitus position. Cardiac imaging shows hypokinesis of the left ventricular free wall. Which of the following is most likely to accentuate this patient's abnormal auscultation finding?

A) Amyl nitrite inhalation
B) Furosemide injection
C) Having the patient stand up
D) Listening at end expiration
E) Valsalva strain phase

Correct Answer:

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