Cardiac Resynchronization Therapy in Adult Congenital Heart Disease With Systemic Right Ventricle: RIGHT-CRT

Prior treatment

• Current participation in another interventional clinical study or being in the exclusion period at the end of a previous study.

Other illness

• Cardiac surgery during the last 3 months or planned during the next 6 months,
• Percutaneous structural cardiac intervention planned during the next 6 months,
• Persistent atrial arrhythmia with catheter ablation planned during the next 6 months,
• Acute congestive heart failure,

Other

• Pregnancy or breastfeeding
• Women of childbearing potential who do not have a negative pregnancy test and do not use one of the following methods of birth control: hormonal contraception or intrauterine device or bilateral tubal occlusion
• Patient benefiting from a measure of legal protection (guardianship, curatorship, under judicial safeguard, activated future protection mandate and family authorization),
• Dysfunction of at least one CRT device lead that compromise biventricular pacing,
• Patient on AME

• systemic right ventricle (SRV),
• CRT-P or CRT-D device implanted for at least 1 month,
• Age ≥18 years old,
• One of the two following CRT indications:
  • NYHA II-IV, right ventricular ejection fraction ≤ 35% and spontaneous QRS duration ≥ 150 ms Or
  • NYHAI-IV, atrioventricular conduction disorders with ventricular pacing \> 40% (regardless right ventricular ejection fraction).
• Affiliation to a french social security system (beneficiary or legal)
• Informed and signed consent