Low grade and high grade astrocytomas
| Type of astrocytoma (no of cases) | Grade | Group |
|---|---|---|
| HGA, high grade astrocytoma; LGA, low grade astrocytoma. | ||
| Subependymal (1) | I | LGA: mean age, 39.7 (range, 11–71) years |
| Pilocytic (3) | I | |
| Fibrillar (18) | II | |
| Oligoastrocytoma (6) | II | |
| Anaplastic (8) | III | HGA: mean age, 52.1 (range,28–84) years |
| Glioblastoma (32) | IV | |









