Increasing Detection of Sub-Clinical Atrial Fibrillation in Defibrillator Patients With the Use of a VDD-ICD Lead "Dx-AF"

Recruiting

Phase N/A Results N/A

Eligibility Criteria

Inclusion Criteria

- Patients with ischemic or non-ischemic cardiomyopathy,
- LVEF<50%, scheduled for primary or secondary prevention ICD
- Treating physicians feel that the use of single chamber ICD is appropriate
- No ECG-documented history of AF or flutter
- Age > 50 years

Exclusion Criteria

- Known AF or flutter
- Current use of class I or III anti-arrhythmic medications
- Participants unwilling to attend study follow-up visits, considered unreliable for compliance or with an anticipated life expectancy less than 3 years