Implantable Cardiac Defibrillators

Key points

• ICD indications: long QT syndrome.
• Hypertrophic obstructive cardiomyopathy (high-risk).
• Previous cardiac arrest due to VT/VF.
• Previous MI with non-sustained VT on 24-h monitoring + inducible VT on electrophysiology testing + EF < 35%.
• Brugada syndrome.