Stress perfusion | Rest perfusion | Delayed enhacement | Pathophysiological implication |
---|---|---|---|
Non-segmental PD (+) | PD (-) | DE (+) | Microvascular impairment with myocarditis or fibrosis |
Non-segmental PD (+) | PD (-) | DE (-) | Microvascular impairment without myocarditis and fibrosis |
Segmental PD (+) | PD (-) | DE (-) | Macrovascular impairment |
Segmental PD(+) | Matched PD (+) | Matched DE (+) | Myocardial infarction |
PD (-) | PD (-) | DE (+): Intermediate or Subepicardial layer | Myocarditis or fibrosis without micro- and macrovascular impairment |
PD (-) | PD (-) | DE (+): Subendocardial layer | Focal myocardial infarction (fibrosis) without micro- and macrovascular impairment |
PD (-) | PD (-) | DE (-) | Normal |