Myocardial viability as shown by left ventricular lead pacing threshold and improved dyssynchrony by QRS narrowing predicts the response to cardiac resynchronization therapy.
Masaki TakenakaYasuya IndenSatoshi YanagisawaAya FujiiMonami AndoJunya FunabikiYosuke MuraseNoriaki OtakeYusuke SakamotoRei ShibataToyoaki MuroharaPublished in: Journal of cardiovascular electrophysiology (2018)
Both myocardial viability and improved electrical dyssynchrony may be essential to predict a good response to CRT.