Thrombus migration from the left circumflex to the distal left anterior descending artery during primary percutaneous coronary intervention: an unexpected complication

An 82-year-old woman with a high-risk non-ST-elevation myocardial infarction was admitted. Urgent coronary angiography revealed a proximal left circumflex total occlusion with a very high thrombus burden, a super-dominant right coronary artery, and an unobstructed left anterior descending artery.