Table 2.
Electrocardiogram, transthoracic echocardiogram alterations of acute Chagas' disease patients before and after treatment
| Variable | Group (n = 63) | ||
|---|---|---|---|
| Pre-treatment | Post-treatment | ||
| Electrocardiogram | (n = 63) | (n = 48) | |
| Ventricular reporalization alteration | 8 (13%) | 4 (8%) | |
| Left anterior fascicular block | 1 (2%) | 1 (2%) | |
| Right bundle branch block | 1 (2%) | 1 (2%) | |
| Right bundle branch block + left anterior fascicular block | 2 (3%) | 2 (4%) | |
| Low QRS voltage | 2 (3%) | - | |
| Bradycardia | - | 3 (6%) | |
| Incomplete right bundle branch block | 1 (2%) | 2 (4%) | |
| Ventricular extrasystols | 1 (2%) | 1 (2%) | |
| Atrial fibrillation | 1 (2%) | - | |
| Tachycardia | 2 (3%) | - | |
| Normal | 44 (70%) | 34 (71%) | |
| Echocardiogram | (n = 31) | (n = 25) | |
| Pericardial effusion | 3 (10%) | - | |
| Left ventricular dysfunction | 1 (3%) | - | |
| Normal | 27 (87%) | 25 (100%) | |
Data are expressed as frequency and in parenthesis are the corresponding percentage for each group.