New chest pain in 60-year-old male.

J. Stewart Edmunds, MD, PhD

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Abstract: 

New chest pain in 60-year-old male.   Four years prior he suffered a myocardial infarction with coronary artery stenting.  A PET cardiac viability study was performed.

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Question Text 

Paired three plane N-13 ammonia PET perfusion images and FDG PET
images of the myocardium. Which terms best describe the myocardial
lesion and vascular territory involved?
 

Answers
 Answer: Infarcted myocardium, left anterior descending artery  
Correct Answer? 
No
Answers
 Answer: Stunned myocardium, left circumflex 
Correct Answer? 
No
Answers
 Answer: Hibernating myocardium, left anterior descending artery 
Correct Answer? 
No
Answers
 Answer: Hibernating myocardium, left circumflex 
Correct Answer? 
Yes
Answers
 Answer: Infarcted myocardium, left circumflex 
Correct Answer? 
No
 
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