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Guidelines of treatment in Acoustic Neuroma (Non-cystic acoustic neuroma, size as largest diameter in c.p.a.).
| Size | Hearing | Treatment |
|---|---|---|
| ≤ 10 mm | Good hearing Bad hearing |
→ HPS → * Observation |
| 10 to 15 mm | (Good/ Bad hearing) MRI 1 year |
Growth → S or RT No growth → Observation |
| 15 to 25 mm | → Surgery or RT | |
| > 25 mm | → Surgery |
Observation involves MRI follow-up after 1, 2, 3, 4, 5, 7, 9,14, 20 years. Age, comorbidity, surgical risk can address to non-surgical treatment.
