Cardiophile MD

Conventional implantable defibrillators have a subcutaneous device and lead which is placed within the heart, through the venous system. Bardy GH et al has evaluated an entirely subcutaneous ICD and reported the preliminary results in NEJM. Initially they compared the thresholds for various configurations in 78 patients and later the best configuration in 49 patients [...]

Late arrhythmias after cardiac surgery is common and associated with ventricular dysfunction. TOF, D-TGA (after atrial switch), Congenital AS and palliated univentricular heart are the important risk fators for post operative cardiac arrhythmias and sudden cardiac death. QRS width more than 180 msec is a risk factor for SCD after TOF repair. Positive predictive value [...]