Table 1.
Demographic and Clinical Data of adenoid (A-GBM), true epithelial (TE-GBM) and Epithelioid (E-GBM) glioblastomas
| A-GBM | E-GBM | TE-GBM | |
|---|---|---|---|
| Frequency n(%) | 28 (48) | 10 (17) | 20 (35) |
| Age in years (median,IQR) | 57 (50, 67) | 53 (44, 63) | 56(51, 71) |
| Gender (M:F) | 20:8 | 5:5 | 13:7 |
| Location n(%) | |||
| Temporal lobe | 11 (44) | 1 (11) | 8 (40) |
| Frontal lobe | 2 (8) | 1(11) | 5 (25) |
| Parietal lobe | 4 (16) | 3 (33) | 1 (5) |
| Occipital lobe | 1 (4) | 0 (0) | 0 (0) |
| Two lobes | 5 (20) | 2 (22) | 4 (20) |
| Cerebellum | 2 (8) | 0 (0) | 0 (0) |
| Spinal cord | 0 (0) | 0 (0) | 1 (5) |
| Lateral ventricle | 0 (0) | 2 (22) | 1 (5) |
| Size in cm (median, IQR) | 4 (3.5-6.2) | 4.7(3.5-5.5) | 5 (2.5-5.5) |
| 1Imaging Features n(%) | |||
| Heterogeneous enhancement | 3 (33) | 6 (67) | 5 (42) |
| Ring-enhancement | 5 (56) | 1 (11) | 7 (58) |
| Leptomeningeal enhancement | 1 (11) | 0 (0) | 1 (8) |
| Circumscribed | 2 (22) | 0 (0) | 0 (0) |
| Cystic component | 1 (11) | 2 (22) | 2 (17) |
| Satellite lesions | 4 (44) | 0 (0) | 1 (8) |
1
-radiologic data was available in 9 (of 28) A-GBM (32%), 9 (of 10) E-GBM (90%) and 12 (of 20) TE-GBM (60%).