Table 1.
The distribution of tumors in the examined population of 109 patients
| Distribution of tumors | |||
|---|---|---|---|
| Location | Total | Aetiology | Frequency |
| Epidural | 45 | Aneurymatic cyst | 3 |
| Carcinom metastases | 10 | ||
| Cavernous angioma | 1 | ||
| Chondroma | 2 | ||
| Chordoma | 8 | ||
| Epidermoid cyst | 1 | ||
| Fibrous dysplasia | 1 | ||
| Glomus tumor | 2 | ||
| Hemangiopericytoma | 3 | ||
| Lipoma | 2 | ||
| Liposarcoma | 1 | ||
| Neurofibroma | 1 | ||
| Osteoblastoma | 4 | ||
| Plasmocytoma | 2 | ||
| Teratoma | 4 | ||
| Intradural extramedullary | 41 | Enchondroma | 1 |
| Epidermoid cyst | 1 | ||
| Ganglioneuroma | 1 | ||
| Gangliopericytoma | 1 | ||
| Chronic leptomeningitis | 5 | ||
| Lipoma | 1 | ||
| Meningeoma | 13 | ||
| Neurinoma | 14 | ||
| Neurofibroma | 4 | ||
| Intramedullar | 23 | Ependymoma | 10 |
| Lipoma | 1 | ||
| Neurinoma | 1 | ||
| Syringomyelia | 9 | ||
| Teratoma | 2 | ||