Tag Paul Schurmann

Cardiovascular

Implantable cardioverter defibrillators

1 What are the components of an implantable cardioverter defibrillator (ICD)? Implantable cardioverter defibrillators (ICDs) are composed of a pulse generator (typically implanted in the left upper chest) and one or more leads. The generator is composed of the electrical…

Cardiology Secrets
September 15, 2023

Cardiovascular

Cardiac pacing for bradycardia, conduction abnormalities, and heart failure

1 What is sick sinus syndrome? Sinus node dysfunction, commonly referred to as sick sinus syndrome, refers to a broad array of abnormalities of the sinus node, ranging from atrial impulse formation through propagation of the depolarization impulse. Sick sinus…

Cardiology Secrets
September 15, 2023