Table 2.
Details of cardiac diseases in MIS-C cases of the study.
| Cardiac diagnosis | N(%) | Age | Echo or ECG findings | Troponin I (ng/ml) | Initial FS | FS at 1 m |
|---|---|---|---|---|---|---|
| Isolated coronary artery disease | 5(50) | 5 months | Diffuse ectasia of RCA and LCA (z-score 2, 2.2) | <0.01 | 35% | 36% |
| 18 months | Diffuse Ectasia of RCA and LCA (z-score 2.2, 2.4) | <0.01 | 33% | 36% | ||
| 2 years | Small aneurysm in RCA (z-score 2.7) | <0.01 | 37% | 37% | ||
| 5 months | Medium aneurysm main LCA (z-score, 5), ectasia of LAD (z-score, 2.3). and diffuse ectasia of RCA (z-score, 3) | <0.01 | 29% | 33% | ||
| 3 months | Multiple medium and giant aneurysms in LAD, LCX, and LAD up to z-score of 11.5 | <0.01 | 28% | Died on second day of admission | ||
| Coronary artery disease with myopericarditis | 2(20) | 21 months | Ectasia of RCA (z-score, 2.2), mild pericardial effusion with decreased contractility | 0.70 | 24% | 30% |
| 6 months | Ectasia of RCA, LCA, and LAD (z-score, 2.2–2.4) with decreased contractility | 0.50 | 22% | 35% | ||
| Myocarditis or myopericarditis | 2(20) | 3 years | Dilated LV, subnormal contractility, mild mitral regurgitation, and mild pericardial effusion | 0.65 | 23% | 33% |
| 4.5 years | Dilated LV, poor contractility, mild mitral regurgitation, mild TR, and septal dyskinesia | 0.80 | 14% | Died on seventh day of admission | ||
| Arrhythmia | 1(10) | 36 days | Supraventricular tachycardia | 0.047 | 28% | 35% |
ECG = electrocardiogram; FS = fractional shortening; LAD = left anterior descending; LCA = left coronary artery; LCX = left circumflex; LV = left ventricle; RCA = right coronary artery.