Table 5. Stress test identification of stunned myocardium, hibernating myocardium, and myocardial scar.
Items | CFR | Contractile Reserve | Myocardial Perfusion | Viable Myocardium | Myocardial Fibrosis |
CFR: coronary flow reserve. ↓: decrease, ↑: increase, +: normal or present, -: abnormal or absent, +/- indicates uncertain. The number of arrows represents the degree of change. | |||||
Stunned Myocardium | ↓ | + | + | + | - |
Hibernating Myocardium | ↓↓ | "+/-" | "+/-" | + | - |
Myocardial Scar | ↓↓↓ | - | - | "+/-" | + |