Answer of example 11

Associate Editor-In-Chief:

The answer is
Infarct related artery in this case is the circumflex artery.

Videos provided below are courtesy of C. Michael Gibson MS. MD and copylefted.

Video 1: Left coronary Artery
The left coronary artery injection shows a total occlusion of circumflex artery.

Video 2: Right coronary Artery
RCA injection shows angiographically normal RCA.

Video 3: Post PCI; Left Coronary Artery
Post Percutaneous Coronary Intervention Myocardial Perfusion Grade observation in left circumflex artery territory. A quite good example of TIMI MPG 1

Additional Reading

 * Hurst's the Heart, Fuster V, 12th ed. 2008, ISBN 978-0-07-149928-6
 * Willerson JT, Cardiovascular Medicine, 3rd ed., 2007, ISBN 978-1-84628-188-4