CMR data (n = 160) | |
---|---|
LV parameters | |
 Endsystolic volume | 74 ± 53 ml |
 Enddiastolic volume | 158 ± 60 ml |
 Ejection fraction | 55 ± 12% |
 Regional wall motion abnormality | 36 (23%) |
Myocardial characterisation | |
 Mean T1 relaxation timea | 1266 ± 89 ms |
 Maximum T1 relaxation timeb | 1343 ± 98 ms |
 Number of segments with increased T1 relaxation time(> 1300 ms[first quartile of the study population]) | 2.5 ± 4.1 |
 Mean T2 relaxation timea | 49.7 ± 5.4 ms |
 Maximum T2 relaxation time b | 58.1 ± 9.7 ms |
 Number of segments with increased T2 relaxation time (> 55 ms) | 2.3 ± 3.9 |
 Mean ECVa | 30.6 ± 4.6% |
 Maximum ECVb | 34.3 ± 5.5 ms |
 Number of segments with increased ECV relaxation time (> 34%) | 4.3 ± 5.4 |
 Number of segments with increased signal intensity in T2w DB | 1.8 ± 2.7 |
 Positive EGE | 43 (27%) |
 Positive LGE | 65 (41%) |
Diagnosis from CMR report | |
 Acute myocarditis | 19 (12%) |
 Chronic myocarditis | 21 (13%) |
 Structural heart disease | 18 (11%) |
 Unclear or unspecific diagnosis | 26 (16%) |
 Systemic disease | 15 (9%) |
 Ischemic heart disease | 12 (8%) |
 No finding in CMR report or minor unspecific findings (e.g. slightly increased amount of pericardial fluid) | 49 (31%) |