Results for presence of nonenhancing adjacent cortical FLAIR signal abnormality
| Nonenhancing adjacent cortical FLAIR signal abnormality | Glioma | Metastasis | |
|---|---|---|---|
| Present | 16 | 3 | PPV = 84% |
| Not present | 20 | 31 | NPV = 61% |
| Sensitivity 44% | Specificity 91% |
Note:—FLAIR indicates fluid-attenuated inversion recovery MR sequences; PPV, positive predictive value; NPV, negative predictive value.