Ask The Experts
Q&A from the most trusted names in audiology.
Caloric Inversion on ENG
December 9, 2002
I recently performed a VNG where everything was normal except for an abnormal gain and morphology for slow and fast sinusoidal tracking, diminished gain values for slow and fast OPK testing, and a cal... Read More
Vestibular Issues and Balance Disorders
Tinnitus Maskers
December 2, 2002
I have tinnitus, and wonder, regarding the ear mounted or table top maskers that you or others sell, whether any or all have:a) volume controlsb) frequency or other sound pitch controls?I would like t... Read More
Tinnitus and Hyperacusis
Hearing Aid-Compatible Stethoscopes
December 2, 2002
Is there an electronic stethoscope you can recommend for a canal aid user other than one that utilizes a headset? Headsets seem to alienate other staff and patients as well. Are there any other choice... Read More
Hearing Aids - Adults Assistive Devices
Spontaneous Nystagmus
November 25, 2002
I would like to ask about the diagnosis of spontaneous nystagmus through ENG tests: the idea behind it, as well as what's the implication of the diagnosis: what does it tell us if the results are posi... Read More
Vestibular Issues and Balance Disorders
ICD-9s for Newborn Follow-Up
November 25, 2002
When we see children for UNHS follow-up testing, we frequently see normal OAEs at both ears after failing the initial screening from either ear in the hospital. There is some disagreement regarding th... Read More
Hearing Evaluation - Children Otoacoustic Emissions Practice Management and Professional Issues Pediatrics
Tone Burst ABR (TB-ABR)
November 18, 2002
I am looking for normative data regarding stimulus and recording parameters, and also, I'd like to get some idea as to reasonable values for the TB-ABRrecordings. Read More
Electrophysiology
Loudness of Movies in Theaters
November 18, 2002
Are there laws or public safety recommendations regarding acceptable noise volume in public movie theaters? Read More
Hearing Conservation and NIHL
Decreased Discrimination Following Trauma to the Head
November 11, 2002
I saw a patient who was hit by a baseball on the left temple three months ago. Since the injury she has noticed difficulty hearing in background noise. There was no loss of consciousness at the time o... Read More
Medical and Surgical Hearing Evaluation - Adults
Flying on Plane With Ear Pain
November 4, 2002
I am a 3rd year audiology student. Today, I had a patient walk in with ear pain. He was flying in 2 hours and wanted to know what I could do to help. I informed him about ear plugs and taking somethin... Read More
Medical and Surgical
Billing for Real Ear Measurements
November 4, 2002
What CPT code do you use for Real Ear Measurements? Read More
Practice Management and Professional Issues Hearing Aids - Adults
Up/Down Beating Nystagmus
October 28, 2002
Can you please address the following four issues relating to up/down nystagmus? 1- Is up beating nystagmus only seen in the up or down gaze test? 2- Is down beating nystagmus only seen on lateral gaze... Read More
Vestibular Issues and Balance Disorders
Lateral (Horizontal) Canal BPPV
October 28, 2002
I've been performing Semont and Epley procedures for 10 years with great success and I have a strong understanding of the differences between canal vs. cupulolithiasis. However, when a person has hori... Read More
Vestibular Issues and Balance Disorders Practice Management and Professional Issues
Normative Data for Tone Burst ABR
October 21, 2002
Is it necessary to obtain normative data with your ABR system for tone bursts prior to evaluating tone burst responses from your patients? If so, how many samples are considered sufficient? Read More
Coding for Sinusoidal Vertical Axis Rotational Testing
October 21, 2002
I am reading conflicting information regarding CPT code 92546, Sinusoidal Vertical Axis Rotational testing. I have read that audiologists may only bill 1x for this test, although other sources say 3x... Read More
OAE Stimulus Intensity
October 14, 2002
What is the highest SPL that you should use if you're trying to record valid OAEs? Read More
Otoacoustic Emissions
Digital Hearing Aids for Children
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October 14, 2002
Why should I consider DIGITAL hearing aids for children with severe to profound hearing loss? Read More
Hearing Aids - Children Pediatrics
Connection between tinnitus and wisdom teeth?
October 7, 2002
Years ago I read that tinnitus can be caused when wisdom teeth are not being pulled. The teeth put pressure on nerves, and this causes the tinnitus. I've been told my wisdom teeth are severely impacte... Read More
Tinnitus and Hyperacusis
Central Auditory Processing Disorders in Adults
October 7, 2002
A fair amount of research has been published on CAPD in children. Where can I find more information about CAPD in adults, specifically on CAPD phonologic dyslexia? Read More
Central Auditory Processing Disorder (CAPD)
Normal Hearing Variants
September 30, 2002
I often see a configuration of hearing of approximately 15 or 20 dB HL flat from 250-2000Hz and up sloping from 4000Hz to -5dB at 8000Hz in older children or adolescents. Bone conduction is in agreeme... Read More
Hearing Evaluation - Children Pediatrics
ECoG Evaluation Criteria
September 30, 2002
What SP/AP ratio percentages or parameters are most often used to differentiate between normal and abnormal ECoG tracings? Does this criteria change depending upon the type of electrode used, specific... Read More
Electrophysiology
