<prompt> Hibernating myocardium isirreversibleRecovery is spontaneousSeen in chronic severe coronary stenosisMismatch between flow and function  <response>: Hibernating myocardium refers to a state of chronic reversible myocardial contractile dysfunction, that is almost completely restored after myocardial repercussion. Recovery occurs after revascularization, not spontaneous. Acute coronary occlusion results in stunned myocardium. Whereas chronic occlusion results in hibernating myocardium. 