Commonest cause of hea failure in infancy is -

Ans. is 'd' i.e., Congenital hea disease Congestive hea failure o Congestive hea failure is state in which the hea cannot produce the cardiac out required to sustain the metabolic needs of the body, without evoking ceain compensatory mechanism. o The most common cause of CHF in infants --> Congenital hea disease. o The most common cause of CHF in the older children --> Rheumatic fever & rheumatic hea disease.