| Age* | Sex** | Clinical data | Topography | Treatment | Histology | Evolution |
01 | 12 | F | ICH, DVA | Lateral ventricle (left) | Parieto-occipital approach Resection: 20% | Glioma | Dead 5 days after surgery |
02 | 11 | F | ICH, Cerebellar syndrome | Brainstem and cerebellum | VP-shunt |
| Refusal of surgical resection |
03 | 15 | F | ICH, cerebellar syndrome Tétraparesia | Fourth ventricle Brainstem Cervical spinal cord | VP-shunt Suboccipital transcerebellar approach Resection: 90% | Ependymoma | Dead 2 months after surgery |
04 | 5 | F | ICH, ataxia Blindness | Cerebellum | VP-shunt Suboccipital transcerebellar approach Resection: 90% | Medulloblastoma | Tumor recurrence after 9 months. Surgical resection again. Dead 17 months after first surgery. |
05 | 4 | F | ICH | Lateral ventricle Occipital lobe (right) | Biopsy |
| Dead 7 days after surgery |
06 | 8 | F | ICH, seizure | Suprasellar | VP-shunt |
| Dead 7 months after VP-shunt |
07 | 12 | F | ICH, blindness, seizure | Suprasellar | VP-shunt |
| Postoperative meningitis treated by antibiotics. Seizure |
08 | 4 | M | ICH, facial nerve palsy Loss of consciousness | Brainstem | Not operated | Brainstem glioma?*** | Dead 2 months after surgery |
09 | 5 | M | ICH | Lateral ventricle (left) | VP-shunt |
| Lost sight |
10 | 2 | M | Hypotonia | Cerebellum | VP-shunt |
| Refusal of surgical resection |
11 | 11 | M | ICH, palsy of abducens | Brainstem | VP-shunt | Brainstem glioma?*** | Stationary at 12 months |