Results of MR readings for negative leptomeningeal metastases cases
| Imaging Technique | |||
|---|---|---|---|
| Unenhanced FLAIR | Contrast-enhanced T1-weighted MR | Contrast-enhanced FLAIR | |
| Negative | 53 | 53 | 50 |
| Positive | 4 | 4 | 7 |
| Specificity | 93% (53/57) | 93% (53/57) | 88% (50/57) |
Note.—FLAIR indicates fluid-attenuated inversion recovery.