Rakesh K. Pai MD FACC

Cardiac Catheterization

Discusses test used to check your heart and coronary arteries. Covers reasons cardiac catheterization is done. Looks at how to prepare. Explains how the test is done in the cardiac catheterization laboratory (cath lab) by a cardiologist. Covers risks.

Av node ablation for atrial fibrillation

How the heart’s electrical system works In a normal heart, electrical impulses pace the rhythm at which the heart contracts and relaxes. The sinoatrial (SA) node triggers the electrical impulse, causing the upper chambers (atria) to contract. The signal travels through the atrioventricular (AV) node to the…

Implantable Cardioverter-Defibrillator (ICD)

An implantable cardioverter-defibrillator (ICD) is a battery-powered device that can fix an abnormal heart rate or rhythm and prevent sudden death. The ICD is placed under the skin of the chest. It’s attached to one or two wires (called leads). Most of the time, these leads go into the heart through a vein. An ICD is…