2024-2025 / 2437
Natural History
•
>50% of all VS grow at an average of 2–4
mm/year
•
10% regress
•
Extrameatal tumours are more likely to grow
compared with intrameatal tumors
•
VS of 2 cm is more likely to grow compared with a
smaller VS
•
Growth rates of 2 mm/year are associated with
decreased rates of hearing preservation
24/10/2017