All of the following statements regarding subendocardial infarction are true, except:: (A) These are multifocal in nature, (B) These often result from hypotension or shock, (C) Epicarditis is not seen, (D) These may result in aneurysm
Answer is D. Ans. (d) These may result in aneurysm(Ref: R 9th/pg 544)Subendocardial (Nontransmural) InfarctionResult of a plaque disruption followed by a coronary thrombus Q that becomes lysed (therapeutically or spontaneously) before necrosis extends across major thickness of wallLocalized to inner third of the ventricular wall QSubendocardium- least perfused Q region of myocardium- most Q vulnerable to any reduction in coronary flow (hypotension/shock) QIn this case infarct can be multifocal-option a and b is true Option d- is complication of transmural infarct.