Circumferential subendocardial infarct involving both the left and right ventricles is a consequence of
A. occlusion of the anterior descending branch of the left coronary artery
B. occlusion of the posterior branch of the right coronary artery
C. occlusion of the right coronary artery at its orifice
D. occlusion of the left coronary artery at its orifice
E. hypoperfusion of the myocardium due to hypotension in shock
E
Subendocardial circumferential infarcts of the heart are typically a consequence of hypoperfusion of the heart and not of coronary artery occlusion.
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