Left bundle branch block causes
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Cafer Zorkun, M.D., Ph.D. [2]; Raviteja Guddeti, M.B.B.S. [3]; Aarti Narayan, M.B.B.S [4]
Causes
Common Causes
The most common causes of LBBB include:
- Hypertension[1]
- Coronary heart disease[1]
- Congestive heart failure
- Hypertrophic obstructive cardiomyopathy[1]
- Valvular heart disease
Causes by Organ System
Cardiovascular | Aortic insufficiency, aortic valve replacement, alcoholic cardiomyopathy, hypertrophic cardiomyopathy, hypertensive cardiomyopathy, ischemic cardiomyopathy, postpartum cardiomyopathy, restrictive cardiomyopathy, coronary Artery Disease, dilated cardiomyopathy, endocarditis, hypertension, hypertrophic obstructive cardiomyopathy (HOCM), ischemic heart disease, left ventricular hypertrophy, left ventricular noncompaction (LVNC), left ventricular outflow tract surgery, myocardial infarction, myocardial ischemia, myocarditis, primary disease of the cardiac electrical conduction system, progressive conduction system disease, rheumatic fever with aortic valve involvement, septal myomectomy |
Chemical / poisoning | No underlying causes |
Dermatologic | Scleroderma |
Drug Side Effect | No underlying causes |
Ear Nose Throat | No underlying causes |
Endocrine | No underlying causes |
Environmental | No underlying causes |
Gastroenterologic | No underlying causes |
Genetic | Hemochromatosis |
Hematologic | No underlying causes |
Iatrogenic | No underlying causes |
Infectious Disease | Chagas disease, Lyme disease |
Musculoskeletal / Ortho | No underlying causes |
Neurologic | No underlying causes |
Nutritional / Metabolic | No underlying causes |
Obstetric/Gynecologic | No underlying causes |
Oncologic | No underlying causes |
Opthalmologic | No underlying causes |
Overdose / Toxicity | No underlying causes |
Psychiatric | No underlying causes |
Pulmonary | No underlying causes |
Renal / Electrolyte | No underlying causes |
Rheum / Immune / Allergy | No underlying causes |
Sexual | No underlying causes |
Trauma | No underlying causes |
Urologic | No underlying causes |
Dental | No underlying causes |
Miscellaneous | Exercise-induced LBBB, Sarcoidosis |
Causes of LBBB in Alphabetical Order
- Chagas disease[4]
- Coronary Artery Disease
- Endocarditis
- Exercise-induced LBBB[6]
- Hemochromatosis
- Hypertension
- Hypertrophic obstructive cardiomyopathy (HOCM)
- Ischemic heart disease
- Left ventricular hypertrophy
- Left ventricular noncompaction (LVNC)[7][8]
- Left ventricular outflow tract surgery
- Lyme disease [9]
- Myocardial infarction
- Myocardial ischemia
- Myocarditis
- Primary disease of the cardiac electrical conduction system
- Progressive conduction system disease
- Rheumatic fever with aortic valve involvement
- Sarcoidosis[10]
- Scleroderma
- Septal myomectomy
- TAVI[11][12]
References
- ↑ 1.0 1.1 1.2 Imanishi R, Seto S, Ichimaru S, Nakashima E, Yano K, Akahoshi M (2006). "Prognostic significance of incident complete left bundle branch block observed over a 40-year period". The American Journal of Cardiology. 98 (5): 644–8. doi:10.1016/j.amjcard.2006.03.044. PMID 16923453. Unknown parameter
|month=
ignored (help) - ↑ Nakajima M, Aomi S, Matsuda N, Kasanuki H, Endo M, Kurosawa H (2003). "Simultaneous biventricular pacemaker implantation for a surgical case of aortic regurgitation with severe left ventricular dysfunction and left bundle branch block". The Journal of Thoracic and Cardiovascular Surgery. 125 (5): 1167–9. doi:10.1067/mtc.2003.304. PMID 12771896. Unknown parameter
|month=
ignored (help) - ↑ Wieslander B, Wu KC, Loring Z; et al. (2013). "Localization of myocardial scar in patients with cardiomyopathy and left bundle branch block using electrocardiographic Selvester QRS scoring". Journal of Electrocardiology. doi:10.1016/j.jelectrocard.2013.02.006. PMID 23540937. Unknown parameter
|month=
ignored (help) - ↑ 4.0 4.1 Arce M, VAN Grieken J, Femenía F, Arrieta M, McIntyre WF, Baranchuk A (2012). "Permanent pacing in patients with Chagas' disease". Pacing and Clinical Electrophysiology : PACE. 35 (12): 1494–7. doi:10.1111/pace.12013. PMID 23078655. Unknown parameter
|month=
ignored (help) - ↑ Grimm W (2012). "Prophylactic implantable defibrillators in dilated cardiomyopathy". Herz. 37 (8): 859–66. doi:10.1007/s00059-012-3687-9. PMID 23052902. Unknown parameter
|month=
ignored (help) - ↑ Stein R, Ho M, Oliveira CM; et al. (2011). "Exercise-induced left bundle branch block: prevalence and prognosis". Arquivos Brasileiros De Cardiologia. 97 (1): 26–32. PMID 21552647. Unknown parameter
|month=
ignored (help) - ↑ Rodrigues B, Correia E, Ferreira Santos L; et al. (2013). "Left bundle branch block, atrioventricular block, torsade de pointes and long QT syndrome: is this too much for a rare cardiomyopathy?". Revista Portuguesa De Cardiologia : Orgao Oficial Da Sociedade Portuguesa De Cardiologia = Portuguese Journal of Cardiology : an Official Journal of the Portuguese Society of Cardiology. doi:10.1016/j.repc.2012.06.018. PMID 23618687. Unknown parameter
|month=
ignored (help) - ↑ Gerecke B, Engberding R (2012). "[Isolated noncompaction cardiomyopathy with special emphasis on arrhythmia complications]". Herzschrittmachertherapie & Elektrophysiologie (in German). 23 (3): 201–10. doi:10.1007/s00399-012-0226-6. PMID 23008085. Unknown parameter
|month=
ignored (help) - ↑ http://onlinelibrary.wiley.com/doi/10.1111/j.1540-8159.1990.tb04009.x/abstract
- ↑ Dechering DG, Kochhäuser S, Wasmer K; et al. (2013). "Electrophysiological characteristics of ventricular tachyarrhythmias in cardiac sarcoidosis versus arrhythmogenic right ventricular cardiomyopathy". Heart Rhythm : the Official Journal of the Heart Rhythm Society. 10 (2): 158–64. doi:10.1016/j.hrthm.2012.10.019. PMID 23070261. Unknown parameter
|month=
ignored (help) - ↑ Urena M, Mok M, Serra V; et al. (2012). "Predictive factors and long-term clinical consequences of persistent left bundle branch block following transcatheter aortic valve implantation with a balloon-expandable valve". Journal of the American College of Cardiology. 60 (18): 1743–52. doi:10.1016/j.jacc.2012.07.035. PMID 23040577. Unknown parameter
|month=
ignored (help) - ↑ Colombo A, Latib A (2012). "Left bundle branch block after transcatheter aortic valve implantation: inconsequential or a clinically important endpoint?". Journal of the American College of Cardiology. 60 (18): 1753–5. doi:10.1016/j.jacc.2012.07.034. PMID 23040576. Unknown parameter
|month=
ignored (help)