Patterns of hypoperfusion encountered at clinical spin-tag perfusion imaging
| Hypoperfusion Pattern | Causes |
|---|---|
| Focal | Ischemic core |
| Ischemic penumbra | |
| At-risk tissue | |
| Leukoaraiosis | |
| Remote insult | |
| Seizure activity (interictal) | |
| Ventriculomegaly | |
| Global | Poor cardiac output |
| Vasospasm | |
| Brain death | |
| Cerebral atrophy | |
| Exogenous drugs |