Table 2.
Parameters
| Monofocal | AGE < 60 |
|
|---|---|---|
| Tenth CN Status | Treatment | |
| CN, cranial nerve. | ||
| SIZE < 2 cm | Tenth CN loss | Surgery |
| No tenth CN loss | Observation | |
| SIZE > 2 cm evolutive tumor | Tenth CN loss | Surgery |
| No tenth CN loss | Observation | |
| Tenth/No tenth CN loss | Surgery | |
| Plurifocal | ||
| SIZE < 2 cm, nonevolutive | Tenth CN loss | Surgery |
| No tenth CN loss | Observation | |
| SIZE > 2 cm, nonevolutive | Tenth CN loss | Surgery |
| No tenth CN loss | Observation (or surgery)* | |
| SIZE any, evolutive | Tenth CN loss | Surgery |
| No tenth CN loss | Observation (or surgery)* | |
| AGE > 60 | ||
| Monofocal/Plurifocal | Observation (surgical morbidity > natural morbidity)Surgery† | |
*
To prevent the natural morbidity of other cranial nerves.
†
In rare cases with oversized tumor.