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Hearing
•
Hearing preservation rates of 60%–70% initially
reported
•
Follow-up studies serviceable hearing was
preserved in:
–
only 23%–24% patients at 10 years
•
Risk Factors:
–
Older age,
–
Larger tumors
–
Poorer pretreatment hearing was found to be a risk
factor for progressive post treatment hearing loss
24/10/2017