A 54-Year-Old Man Comes to the Office Due to Episodic

A 54-year-old man comes to the office due to episodic burning substernal chest pain.  His pain increases with activity and improves with rest.  The patient has a history of hypertension and hyperlipidemia.  He has smoked a pack of cigarettes daily for the past 30 years.  His blood pressure is 140/85 mm Hg and pulse is 76/min.  Cardiac auscultation reveals a S4 heart sound.  Lung and abdominal examinations are unremarkable.  An ECG at rest shows left ventricular hypertrophy.  A myocardial perfusion scan reveals inducible ischemia of the inferior surface of the heart.  Which of the following coronary arteries is most likely occluded in this patient?

A) Left anterior descending coronary artery
B) Left circumflex coronary artery
C) Left main coronary artery
D) Right coronary artery
E) Right marginal branch

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free