Table 1.
The area at risk (AAR), myocardial infarction (MI) core and myocardial salvage index (MSI) determined by different cMRI techniques in comparison to postmortem multifunctional staining histopathology.
| cMRI | Postmortem | ||||
|---|---|---|---|---|---|
| AAR | T2WI | 56.63±8.87%* | DR | 38.07±8.4% | |
| PWI90' | 40.53±6.87% | RIO | 38.52±8.58% | ||
| PWI24h | 36.39±5.06% | ||||
| MI-core | DE | 31.13±8.55% | EB | 29.80±7.97% | |
| MIS | (T2WI-DE)/T2WI | 45.52±7.5%* | (DR-EB)/DR | 21.97±9.41% | |
| (PWI90'-DE)/PWI90' | 24.17±9.5% | (RIO-EB)/RIO | 22.68±9.65% | ||
| (PWI24h-DE)/PWI24h | 15.15±7.34%* | ||||
Data are presented as mean±SD
cMRI: cardiac magnetic resonance imaging; T2WI: T2 weighted imaging; PWI: perfusion weighted imaging; DE: delayed enhancement; DR: digital radiography; RIO: red-oil-O stained region; EB: Evens blue stained region
*: significantly difference (p<0.05) as compared with postmortem.