Comparative analysis of MRI sematic features of medulloblastoma in the present study with previous studies by Hussain et al. [26] and Yeom et al. [27]
| Medulloblastoma | Present study n = 21 | Study by Hussain et al. [26] n = 29 | Study by Yeom et al. [27] n = 38 | |
|---|---|---|---|---|
| Tumor location | Midline | 90.5% | 89.7% | 82% |
| Others i.e., lateral | 9.5% | 10.3% | 18% | |
| Tumor margins | Well defined | 90.5% | 51.7% | 82% |
| Ill defined | 9.5% | 48.3% | 18% | |
| Enhancement | Homogeneous | 23.8% | 24.1% | - |
| Heterogeneous | 76.2% | 75.9% | ||
| Cyst | 90.5% | 69% | ≤ 1 cm (55%) > 1 cm (24%) | |
| Necrosis | 4.8% | 20.7% | - | |
| Peritumoral oedema | 28.6% | - | 50% | |
-: blank cell
