FIG 2. CT scans in a 65-year-old woman with left-sided hemiplegia, hemianopia, and neglect less than 3 hours after symptom onset.

A and B, Baseline CT scans show hypoattenuation with swelling and effacement in regions M1, M2, insula (I), M4, and M5 (ASPECTS = 5). Intravenous thrombolysis was administered.

C and D, Follow-up CT scans show a large area of hypoattenuation involving much of the MCA territory. The patient was dependent at 3 months.