A consensus classification for Chagas cardiomyopathy was developed in Brazil based on the cardiac findings.
Parameters:
(1) ECG
(2) echocardiogram
(3) left ventricular ejection fraction (LVEF)
(4) congestive heart failure
ECG |
Echo |
LVEF |
CHF |
Grade |
normal |
normal |
normal |
none |
0 |
abnormal |
normal |
NA |
none |
A |
abnormal |
abnormal |
>= 45% |
none |
B1 |
abnormal |
abnormal |
< 45% |
none |
B2 |
abnormal |
abnormal |
< 45% |
compensated |
C |
abnormal |
abnormal |
< 45% |
refractory |
D |
Specialty: Infectious Diseases