Time Interval between Initial and Follow-Up MR Imaging | No. of Scans | Follow-Up MR (Appearances Compared with Initial MRI) | |
---|---|---|---|
Subpial Hemorrhage | Underlying Cerebral Infarct | ||
1–6 days | 8 | Similar size and shape | Similar size and shape |
7–13 weeks | 4 | Evolved into fluid collection with less mass effect | Decreased size |
13–28 weeks | 6 | Evolved into fluid collection with no mass effect | Decreased size |