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Inner ear SNHL
‐
RECOMMENDED DOSE–
VOLUME LIMITS FROM
QUANTEC:
4 kHz
Because a threshold for
SNHL cannot be determined
from the present data, to
SNHL h d
prevent
, t e ose to
the cochlea should
be kept
as low as possible.
0.5‐2 kHz
For conventionally
fractionated RT, the mean
dose to the cochlea should
be limited to
<45 Gy
All frequencies
Deasy (QUANTEC 2010) Int. J.
Radiation Oncology Biol. Phys