AAO-HNSF Certificate Program for Otolaryngology Personnel

Pitfalls in Testing Bone • Oscillator can easily slip and touch the pinna causing vibrotactile responses

• Listeners tend to only respond when they hear the tone on the side where the oscillator is placed

• Listeners don’t respond to vibrotactile sensations at lower frequencies

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

16

Pitfalls in Testing Bone (Continued)

• When masking is required, listeners tend to respond to the narrow band masking noise and not the tone

• There is usually a small air-bone gap at 250 Hz without having a true conductive loss

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

17

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

18