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heart attack: Media

pathology

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The role of coronary artery disease in heart attack
This micrograph shows a cross section of a coronary artery narrowed by an atherosclerotic...
National Heart, Lung, and Blood Institute (NHLBI)
In severe cases, treatment of blocked blood flow in the heart may involve double coronary artery bypass
Double coronary artery bypass surgery, showing the grafting of a section of saphenous...
Encyclopædia Britannica, Inc.