hibernating myocardium


hi·ber·nat·ing my·o·car·di·um

ventricular dysfunction following months or years of ischemia that is reversible when blood flow is restored. Must be carefully distinguished from dysfunction due to necrotic or scarred myocardium.

hibernating myocardium

Cardiology Regional dysfunction of myocardial tissue due to prolonged local hypoperfusion, which is completely reversible upon restoration of adequate blood flow; hibernation occurs in Pts with CAD and impairment of left ventricular function at rest. Cf 'Stunned' myocardium, Thallium imaging.