Adds to your expertise in the field of Heart Rhythm and connected diseases! Find the following Key Messages in this App: 2019. Cardiac Implantable Electronic Device infections. Catheter-based Left Atrial Appendage Occlusion. 2018. Arrhythmias in congenital heart diseases. Screening for atrial fibrillation. 2018 EHRA Practical Guide for NOACs in AF.