accordingly , signs of severe left ventricular damage were found in most of these patients : in 69 % global ventricular dilation was present in the echocardiogram , in 64 % the global heart size , determined by chest-ray was enlarged , in 42 % the exercise tolerance on the bicycle ergometer was limited to 25 watts or less , 29 % had congestive heart failure , and 17 % severe ventricular arrhythmias .
C0817096
chest
C0018802
congestive heart failure