Table 2.
Demographic data, imaging findings, and histopathological diagnosis in 24 children (< 4 years) with posterior fossa tumors operated in the semi-sitting position
| Case no | Sex | Age at operation (years) | Bodyweight (kg) | Height (cm) | Tumor localization | Tumor size | Histopathology |
|---|---|---|---|---|---|---|---|
| 1 | m | 3.6 | 15.6 | 101 | IV. ventricle and CPA | 4.0 × 2.0 × 1.8 | Medulloblastoma |
| 2 | m | 3.7 | 16.0 | 128 | IV. ventricle | 2.0 × 2.0 × 1.5 | Medulloblastoma |
| 3 | m | 3.1 | 14.0 | 110 | IV. ventricle | 5.0 × 3.5 × 3.4 | Anaplastic ependymoma |
| 4 | m | 1.4 | 11.0 | 80 | Cerebellum/vermis | 5.0 × 4.3 × 3.8 | Glioblastoma |
| 5 | f | 1.9 | 13.0 | 95 | Cerebellum/vermis | 5.8 × 5.2 × 4.8 | Pilocytic astrocytoma |
| 6 | f | 2.8 | 12.0 | 92 | Middle cerebellar peduncle | 2.0 × 1.3 × 1.2 | Ganglioglioma |
| 7 | m | 2.2 | 12.0 | 86 | IV. ventricle | 3.5 × 4.4 × 3.4 | Medulloblastoma |
| 8 | f | 1.7 | 11.0 | 85 | Cerebellum/vermis | 4.6 × 4.9 × 4.2 | Medulloblastoma |
| 9 | f | 2.0 | 11.0 | 83 | Cerebellum/vermis | 5.3 × 3.6 × 2.9 | Pilocytic astrocytoma |
| 10 | f | 1.2 | 14.0 | 90 | IV. ventricle | 4.9 × 4.1 × 3.8 | Medulloblastoma |
| 11 | m | 1.6 | 12.0 | 85 | Cerebellar | 5.9 × 4.2 × 4.0 | Pilocytic astrocytoma |
| 12 | m | 3.8 | 20.0 | 105 | Cerebellum/vermis | 4.2 × 4.0 × 3.7 | Pilocytic astrocytoma |
| 13 | m | 3.0 | 15.0 | 93 | IV. ventricle | 4.2 × 4.6 × 3.7 | Medulloblastoma |
| 14 | m | 2.8 | 15.0 | 98 | Cerebellum/vermis | 5.5 × 5.0 × 4.8 | Pilocytic astrocytoma |
| 15 | m | 0.4 | 9.0 | 63 | IV. ventricle | 3.8 × 1.9 × 1.6 | Anaplastic ependymoma |
| 16 | m | 3.9 | 17.0 | 107 | CPA and foramina Luschkae | 4.2 × 4.3 × 3.5 | Pilocytic astrocytoma |
| 17a | m | 0.8 | 11.5 | 80 | IV. ventricle and foramina Luschkae | 1.1 × 0.7 × 0.5 | Ganglioglioma |
| 17b | m | 1.7 | 15.0 | 94 | Cerebellum/vermis | 1.3 × 0.9 × 0.6 | Ganglioglioma |
| 18 | f | 3.1 | 13.0 | 97 | CPA and brainstem | 3.5 × 3.7 × 2.9 | Anaplastic ependymoma |
| 19 | m | 2.0 | 14.0 | 93 | IV. ventricle | 6.0 × 4.5 × 4.0 | Medulloblastoma |
| 20 | m | 2.2 | 13.7 | 92 | IV. ventricle and foramina Luschkae | 3.8 × 2.9 × 2.7 | Anaplastic ependymoma |
| 21a | f | 2.0 | 10.0 | 71 | IV. ventricle and middle cerebellar peduncle | 2.9 × 3.7 × 2.5 | Pilocytic astrocytoma |
| 21b | m | 1.7 | 10.0 | 81 | Cerebellum/vermis | 4.9 × 4.0 × 3.8 | Pilocytic astrocytoma |
| 22 | m | 3.7 | 15.0 | 96 | IV. ventricle | 5.4 × 5.6 × 5.0 | Medulloblastoma |
| 23 | m | 1.3 | 11.0 | 90 | IV. ventricle and pinealis region | 5.9 × 4.2 × 3.8 | AT/RT |
| 24 | f | 2.8 | 13.0 | 91 | IV. ventricle and middle cerebellar peduncle | 2.8 × 2.7 × 2.5 | Pilocytic astrocytoma |
CPA Cerebellopontine Angle, tumor size: largest diameter in 3 axes in cm, AT/RT Atypical Teratoid/Rhabdoid Tumor