Microvascular Obstruction in Acute Myocardial Infarction

Abstract

Introduction: The no-reflow phenomenon has been described in 20–40% of patients with acute ST-segment elevation myocardial infarction, despite restoration of TIMI 3 myocardial flow. It is associated with adverse left ventricular remodeling and an unfavorable long-term prognosis.

Keywords

• st-segment elevation myocardial infarction
• coronary wedge pressure
• microvascular obstruction
• inflammation
• interstitial edema