A strong magnetic field can cause the ICD to either pause its normal operation or deliver an inappropriate therapy. More about Pacemakers and EMI , ICDs and EMI . Electrophysiologists are experts in the electrical function of the heart. Using a camera to look into a body cavity and perform surgery without making large incisions. More about Coronary Artery Disease .
Essential tremor is a progressive disease and tends to run in families.
Many physicians identify abnormal activity of brain cells as the suspected mechanism of tremor. More about Activa Tremor Control Therapy . Using an external defibrillator, strong electric shocks are passed between paddles electrodes placed on a patient's chest. More about Coronary Artery Disease .