Congestive heart failure is an abnormality of the heart functioning wherebyheart is unable to pump sufficient blood to the body tissues or has to compensate with increased pressure in the ventricle while pumping out blood.It is described as an end stage of cardiac disease.
Congestive heart failure contributes to significant disability and death worldwide with occurrence of new cases and of total number of all cases showing an increase. The incidence of the disease increases with age. It is more commonly found in males than in females. the American Heart association estimates a total of about 5.7 million with similar occurrence in western European countries. In the Indian subcontinent, the prevalence is estimated at 18.8 million with new cases of about 1.57 million per year.