“…Different examiners have different eyes, but there is excellent concordance between experienced observers after a limited learning curve.22) Therefore, qualitative image analysis of wall motion remains the current standard with minimal interobserver variability . 23,24) CLINICAL IMPLICATIONS This study indicates that intraoperative transesophageal echocardiography with NTG appears to be a safe, noninvasive, feasible, cost-effective and widely available method to identify myocardial viability under the condition supported …”