Table 6.
Maximum MET-uptake relative to corresponding control region within tumors of different histological types and non tumorous lesions
| Histological diagnosis and WHO grade | n | n a | Relative MET-uptake (mean ± SDb) |
|---|---|---|---|
| Relative MET uptake in different tumors | |||
| Pilocytic astrocytoma I | 6 | 6 | 2.11 ± 0.88 |
| Astrocytoma II | 6 | 8 | 1.69 ± 0.50 |
| Pleomorphic xanthoastrocytoma II | 1 | 5 | 2.23 ± 0.48 |
| Astrocytoma III | 4 | 5 | 2.61 ± 0.73 |
| Oligoastrocytoma III | 2 | 3 | 2.61 ± 0.24 |
| Glioblastoma IV | 2 | 2 | 1.70 ± 0.55 |
| Medulloblastoma IV | 4 | 4 | 1.78 ± 0.55 |
| Atypical teratoid rhabdoid tumor IV | 2 | 2 | 1.36 ± 0.71 |
| Ependymoma II | 1 | 1 | 0.97 |
| Ependymoblastoma IV | 1 | 1 | 1.95 |
| DNT I | 1 | 1 | 2.04 |
| Desmoplastic infantile ganglioglioma I | 1 | 1 | 2.01 |
| Non tumor lesions | 8 | 9 | 1.04 ± 0.22 |
| Total | 39 | 48 | |
A total of 48 PET investigations were performed in 39 patients
aNumber of MET-PET investigations
bStandard deviation