RECOrd-LBBB: Clinical Observational Registry of Patients With Left Bundle Branch Block
Study Details
Study Description
Brief Summary
The electromechanical dyssynchrony induced by the presence of LBBB is in some patients, but not all, the cause of progressive left ventricular systolic dysfunction and heart failure.
Aims
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To investigate the clinical, ECG, imaging-derived features in a large cohort of patients affected by LBBB on ECG.
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To identify predictors of LBBB-induced LV systolic dysfunction and predictors of outcome in this population.
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To derive data which may have an impact on therapeutic management.
Condition or Disease | Intervention/Treatment | Phase |
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Study Design
Outcome Measures
Primary Outcome Measures
- Left ventricular dysfunction [20 years]
Echocardiographic left ventricular ejection fraction - EF (%)
Secondary Outcome Measures
- Adverse cardiovascular events (e.g., heart failure) [20 years]
Heart failure (incidence and prevalence) Hospitalizations due to heart failure MACE
Eligibility Criteria
Criteria
Inclusion Criteria:
- LBBB on ECG
Exclusion Criteria:
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Previous extensive anterior myocardial infarction
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Previous cardiac surgery or transcatheter aortic valve implantation (TAVI)
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Congenital structural heart disease
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Patients implanted with permanent right ventricular stimulation devices and permanent pacing
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Denial to consent
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
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1 | Cardiology, AOU Sassari | Sassari | Italy | 07100 |
Sponsors and Collaborators
- Azienda Ospedaliero Universitaria di Sassari
Investigators
None specified.Study Documents (Full-Text)
None provided.More Information
Publications
- Moccia E, Sanna GD, Parodi G. Transient left bundle branch block and intraventricular dyssynchrony as a cause of reversible left ventricular dysfunction: The "in vivo" documentation of spontaneous electrical remodeling. Ann Noninvasive Electrocardiol. 2019 Nov;24(6):e12667. doi: 10.1111/anec.12667. Epub 2019 May 29.
- Sanna GD, De Bellis A, Zecchin M, Beccu E, Carta P, Moccia E, Canonico ME, Parodi G, Sinagra G, Merlo M. Prevalence, clinical and instrumental features of left bundle branch block-induced cardiomyopathy: the CLIMB registry. ESC Heart Fail. 2021 Dec;8(6):5589-5593. doi: 10.1002/ehf2.13568. Epub 2021 Sep 12.
- Sanna GD, Merlo M, Moccia E, Fabris E, Masia SL, Finocchiaro G, Parodi G, Sinagra G. Left bundle branch block-induced cardiomyopathy: a diagnostic proposal for a poorly explored pathological entity. Int J Cardiol. 2020 Jan 15;299:199-205. doi: 10.1016/j.ijcard.2019.06.008. Epub 2019 Jun 4. Review.
- PG/2019/8862