Question: what are the causes of systolic heart failure?
Answer: Coronary artery disease.
Diabetes mellitus.
Hypertension.
Valvular heart disease (stenosis or regurgitant lesions)
Arrhythmia (supraventricular or ventricular)
Infections and inflammation (myocarditis)
Peripartum cardiomyopathy.
Congenital heart disease.