All of the following statements are true of a transmural infarct except which one?
A.it is usually located in the perfusion territory of a particular coronary artery.
B.the occluding thrombus often lyses spontaneously and this may prevent the development of an infarct or minimize its size.
C.it involves more than half the thickness of the ventricular wall.
D.if there is pre-existing severe narrowing of another coronary artery, it is possible for an infarct to occupy the territory of this artery in addition to or in place of the one which is thrombosed.
E.a single transmural infarct involving 40% or more of the ventricular myocardium invariably will lead to cardiogenic shock.
AnswerTags:
MCQ, Pathology, Myocardial Infarction
Category:
Pathology MCQs
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