Nonsurgical Transthoracic Epicardial Approach in Patients with Ventricular Tachycardia and Previous Cardiac Surgery

Introduction: The subxyphoid pericardial mapping approach can be used to facilitate catheter ablation of postmyocardial-infarction ventricular tachycardia (post-MI VT), but the presence of dense adhesions is thought to preclude this approach in patients who have previously undergone open-chest cardiac...