Left ventricular<unk>  is the condition where the left ventricle can only manage to eject less than 40% (occasionally less than 35%) of the blood in it, with each contraction. The term is used when the echocardiogram shows this but the patient isn’t in overt heart failure.
Systolic dysfunction
Diastolic dysfunction
Cardiac fibrosis
Ventricular remodeling pathophysiology
Myocardial disarray
Ventricular remodeling
Ventricular hypertrophy
Cardiomyopathy pathophysiology