In this article, we will discuss various Causes of Left Ventricular Failure. So, let’s get started.
Causes
1. Left Ventricular Outflow Obstruction (pressure overload)
- Systemic hypertension
- Aortic valvular stenosis (congenital or acquired)
- Hypertrophic cardiomyopathy
2. Left Ventricular Inflow Obstruction
- Mitral stenosis
- Left atrial myxoma
- Endomyocardial fibrosis (left ventricle)
3. Left Ventricular Volume Overload
- Mitral regurgitation or mitral valve prolapse
- Aortic regurgitation (rheumatic and non-rheumatic)
- Ventricular Septal Defect
- Patent ductus arteriosus
- High output states (anemia, thyrotoxicosis, beri beri, AV fistula, Paget’s disease)
- Papillary muscle dysfunction
4. Reduced left ventricular contractility
- Dilated cardiomyopathy (LV predominant)
- Anterior wall MI
- Myocarditis and left ventricle endocarditis