CT
- Brain (axial non-contrast)
Day 1
18 hours later
Day 2
Day 1: Hyperdense left intracranial ICA (cavernous and supraclinoid portions) & middle cerebral arteries.
18 Hours later: Large hypodense acute infarction in a left MCA distribution.
Day 2: Increased edema, hypodensity and mass effect of the infarction.