Heart failure tensd to occur more easily in rheumaticheartdiseases than in congenital heart diseases.
风湿性心脏病（风心病）较先天性心脏病（先心病）易发生心衰；
2
Results: The underlying diseases included the congenital heartdiseases in 35 patients(67.3%), rheumaticheartdiseases in 10(19.2%) and no underlying diseases in 7(13.5%).
The results showed that:(1)50% of the cases (29/58) were based on rheumatic or congenital heartdiseases, while the other 50% without organic heart diseases.