Comparison of demographic and morphologic features of hemangioblastoma and posterior fossa tumors other than hemangioblastoma
| ASL-related variables | Hemangioblastoma (n = 4) | Nonhemangioblastoma (n = 38) | OR [95% CI] | P Value |
|---|---|---|---|---|
| High perfusion | 4 (100%) | 13 (34.2%) | — | .03 |
| Lightbulb sign | 4 (100%) | 0 (0%) | — | < .001 |