São Paulo. Rheumatic and congenital heart disease accounted
for approximately 75% of all cardiac abnormalities, with the
remaining causes of cardiac anomalies evenly distributed
(Table I). Miscellaneous conditions included 32 cases with mitral
valve prolapse (8 with cardiac arrhythmia and 24 with
valve regurgitation); 14 cases with coronary artery disease (all
with coronary stenosis of > 70% proven by coronary angiogram
and 7 with prior myocardial infarction); 13 presented
with pulmonary vascular disease (in 8 associated with schistosomiasis);
7 had Takayasu’s arteritis; 3 patients had thoracic
aortic aneurysm, 3 had Marfan’s syndrome, and 1 patient had
undergone cardiac transplantation.