| Ischemic stroke | Stroke-like epsiode | |
|---|---|---|
| Acute stage (<6h) | ||
| T2 | Normal | Swelling, subtle hyperintensity |
| DW | Hyperintensity, vascular territory | Hyperintensity outside vascular territory |
| ADC | Hypointense | Hypo- and hyperintensity |
| PWI | Hypoperfusion | Hyperperfusion |
| Subacute stage (5 days) | ||
| T2 | Hyperintens | Hyperintens |
| DWI | Hyperintens | Hyperintens |
| ADC | Hypointensity | White matter hypointens |
| Cortex: hyperintens | ||
| Chronic stage | ||
| FLAIR | Hyperintensity, atrophy | Hyperintensity, atrophy, |
| ADC | Isointens | Isointens, hyperintensity |
| PWI | Normo- hypoperfusion | Hypoperfusion |
| Laminar cortical necrosis | ||