Ask The Experts
Q&A from the most trusted names in audiology.
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
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
Mis-Match Negativity (MMN) in Tinnitus
September 23, 2002
Can we use MMN in evaluation of tinnitus patients before and after retraining therapy? Read More
Tinnitus and Hyperacusis Electrophysiology
Hearing Aid Battery Testers
September 23, 2002
Is it true that the battery testers are not accurate for testing zinc-air batteries? Read More
Batteries
Transcranial CROS Update
September 16, 2002
Approximately 10 years ago there was quite a buzz about transcranial CROS hearing aid fittings. I haven't seen anything recently about this fitting. Do you have anything new regarding this type of fit... Read More
Hearing Aids - Adults
CAP Tests Available to Test an 8 Year Old
September 16, 2002
What CAP tests are available to test an 8 year old with an asymmetric bilateral hearing loss? Are these available CAP tests normed on the hearing impaired? Read More
Central Auditory Processing Disorder (CAPD)
