From: CMR of microvascular obstruction and hemorrhage in myocardial infarction
Study | Method of MO assessment (yes/no for all) | Imaging time post-MI | Prevalence of MO | Findings |
---|---|---|---|---|
Positive studies | ||||
Wu et al.[43] N = 44 | · Early | · 10 days | 25% | Early MO predicted LV remodeling |
· 16 months | ||||
Hombach et al.[20] N = 110 | · LGE | · 6 days | 46% | Late MO, infarct size predicted LV remodeling |
· 7.5 months | ||||
Nijveldt et al.[49] N = 60 | · First-pass | · 2-9 days | · 68% (FP | Late MO was the strongest predictor of LV remodeling |
· LGE | · 4 months | · 57% (LGE) | ||
Orn et al.[30] N = 42 | · First-pass | · 2 days | Day 2: | Late MO was associated with the worst LV remodeling indices at all timepoints |
· LGE | · 1 week | · 38% (FP) | ||
· 2 months | · 33% (LGE) | |||
· 1 year | ||||
· 1 week: | ||||
· 34% (FP) | ||||
· 21% (LGE) | ||||
Weir et al.[50] N = 100 (LVEF < 40%) | · Early | · 4 days | · 69% (Early) | Late MO was associated with the greatest change in LV remodeling indices |
· LGE | · 24 weeks | |||
· 56% (LGE) | ||||
Negative studies | ||||
Mather et al.[33] N = 48 | · LGE | · 2 days | Day 2 & 1 week | 1 week infarct size & LVEF best predicted 3 month infarct size & LVEF |
· 1 week | · 60% | |||
· 1 month | ||||
·3 months |