impaired decision making
neurofibromatosis
signs for central dysfunction
remaining vestibular function
Patients are advised not to participate in the gentamicin arm if
hearing is better than 30 deciBel (dB) in pure tone average (500, 1000, 2000, 3-4000 Hz) and speech discrimination better than 70%
the neurosurgeon aim at hearing preservation surgery and do not want to risk gentamicin associated hearing loss

NCT02415257_exc_T1
Condition
impaired decision making
NCT02415257_exc_T2
Condition
neurofibromatosis
NCT02415257_exc_T3
Mood
signs
NCT02415257_exc_T4
Condition
central dysfunction
NCT02415257_exc_T5
Condition
remaining vestibular function
NCT02415257_exc_T7
Measurement
hearing
NCT02415257_exc_T8
Value
better than 30 deciBel (dB)
NCT02415257_exc_T9
Qualifier
pure tone average
NCT02415257_exc_T10
Qualifier
500, 1000, 2000, 3-4000 Hz
NCT02415257_exc_T11
Measurement
speech discrimination
NCT02415257_exc_T12
Value
better than 70%