Table 3.
Summary of Lake Louise Criteria and Ventricular dysfunction.
| All patients, baseline | ||||
|---|---|---|---|---|
| A | COVID-19 (N = 32) | Myocarditis (N = 22) | ||
| 2018 Lake Louise for myocarditis fulfilled N (%) | 3 (9) | 22 (100) | ||
| Myocardial edema (T2-mapping or T2W images) | 8 (25) | 22 (100) | ||
| Non-ischaemic myocardial injury (abnormal T1, ECV or LGE) | 10 (31) | 22 (100) | ||
| Pericarditis (effusion in cine images or abnormal LGE, T2 STIR) | 8 (25) | 14 (64) | ||
| Systolic LV dysfunction (regional and or global WMA) | 8 (25) | 15 (68) | ||
| Depressed LVEF, N (%) | 6 (19) | 11 (50) | ||
| LV dilatation, N (%) | 3 (9) | 13 (59) | ||
| LV increased wall thickness, N (%) | 7 (22) | 4 (18) | ||
| Depressed RVEF, N (%) | 9 (28) | 13 (59) | ||
| RV dilatation, N (%) | 4 (13) | 9 (41) | ||
| Only patients will follow-up | ||||
| B | COVID-19 (N = 10) | Myocarditis (N = 13) | ||
| Baseline | Follow-up | Baseline | Follow-up | |
| 2018 Lake Louise for myocarditis fulfilled, N (%) | 2(20) | 1(10) | 13 (100) | 5 (38) |
| Myocardial edema (T2-mapping or T2W images) | 4 (40) | 2 (20) | 13 (100) | 6 (46) |
| Non-ischaemic myocardial injury (abnormal T1, ECV or LGE) | 4 (40) | 2 (20) | 13 (100) | 11(85) |
| Pericarditis (effusion in cine images or abnormal LGE, T2 STIR) | 2 (20) | 1 (10) | 9 (69) | 3 (23) |
| Systolic LV dysfunction (regional and or global WMA) | 4 (40) | 2 (20) | 8 (62) | 8 (62) |
| Depressed LVEF, N (%) | 3 (30) | 1 (10) | 5 (38) | 4 (31) |
| LV dilatation, N (%) | 1 (10) | 0 (0) | 7 (54) | 4 (31) |
| LV increased wall thickness, N (%) | 3 (30) | 3 (30) | 2 (15) | 2 (15) |
| Depressed RVEF, N (%) | 7 (70) | 2 (20) | 7 (54) | 7 (54) |
| RV dilatation, N (%) | 2 (20) | 1 (10) | 6 (46) | 5 (38) |
A: All patients with COVID-19 (N = 32) and Myocarditis (N = 22), B: only patients with follow-up with COVID-19 (N = 10) and Myocarditis (N = 13).
T2W, T2 weighted; STIR, Short-TI Inversion Recovery; LGE, late gadolinium enhancement; WMA, wall motion abnormalities; LV, left ventricle; RV, right ventricle; EF, ejection fraction.