Cardiology Quiz #34: Heart Failure

1. A 65-year-old man with a long history of hypertension presents with worsening dyspnea on exertion, orthopnea, and bilateral lower extremity edema. His blood pressure is 160/90 mmHg, and a chest X-ray reveals cardiomegaly and pulmonary venous congestion. Which of the following mechanisms is most likely contributing to his symptoms? 

Question 1 of 5

2. A 58-year-old woman with diabetes mellitus and chronic kidney disease is diagnosed with heart failure. Which of the following medications would most likely improve her survival by inhibiting the renin-angiotensin-aldosterone system (RAAS)? 

Question 2 of 5

3. A 70-year-old man presents to the clinic complaining of nocturnal cough and wheezing. He has a history of coronary artery disease and myocardial infarction. On examination, he has bilateral rales halfway up both lung fields and jugular venous distension. An echocardiogram shows decreased left ventricular systolic function. Which of the following is the most likely cause of his nocturnal cough and wheezing? 

Question 3 of 5

4. A 55-year-old man with a history of heart failure is noted to have an ejection fraction of 25%. He is currently on optimal medical therapy. Which of the following devices is most appropriate to reduce his risk of sudden cardiac death? 

Question 4 of 5

5. A 62-year-old woman presents with fatigue, peripheral edema, and abdominal distension. Physical examination reveals elevated jugular venous pressure, ascites, and hepatomegaly. Which of the following best describes the primary pathophysiological process in this patient? 

Question 5 of 5


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