Genetic Bases of Music-Genetic Bases of Music-related hearing lossrelated hearing loss

Thresholds, exposure and Thresholds, exposure and susceptibilitysusceptibility

Who is at higher risk of Who is at higher risk of music-related hearing loss?music-related hearing loss?

Rock musiciansRock musiciansClassical musiciansClassical musicians

32%32%44-52%44-52%

Who is at greater risk of MIHL?Who is at greater risk of MIHL?

Voice majorVoice majorPercussion major Percussion major Brass majorBrass majorWoodwind majorWoodwind majorString majorString majorKeyboard majorKeyboard major

Percentage of students with MIHLPercentage of students with MIHL

Tests you will participate inTests you will participate in

Middle Ear TestsMiddle Ear Tests

A tympanogram will determine the health A tympanogram will determine the health and mobility your middle ear system and mobility your middle ear system Acoustic reflexes will examine the function of Acoustic reflexes will examine the function of

middle ear musclesmiddle ear muscles If these results are not normal, you may be If these results are not normal, you may be

referred to the Student Health Centerreferred to the Student Health Center

Test of Inner Ear HealthTest of Inner Ear Health

For this test you will hear some tones at For this test you will hear some tones at different pitchesdifferent pitches

Results will tell us about the health of the Results will tell us about the health of the organ of hearing in the inner earorgan of hearing in the inner ear

This test may show damage from This test may show damage from exposure to loud sound before a regular exposure to loud sound before a regular hearing test willhearing test will

Poor results mean you should be very Poor results mean you should be very sure to protect your hearingsure to protect your hearing

Hearing TestHearing Test

This will be the typical “raise your hand This will be the typical “raise your hand when you hear the beeps”when you hear the beeps”

This test will tell us if you have any hearing This test will tell us if you have any hearing lossloss

If you do, we may recommend that you get If you do, we may recommend that you get a full hearing test at an audiology clinic on a full hearing test at an audiology clinic on campus or in your home towncampus or in your home town

Genetic testingGenetic testing

We will collect cheek cells by rubbing a We will collect cheek cells by rubbing a swabbed stick inside each cheekswabbed stick inside each cheek

These samples will be identified only by a These samples will be identified only by a numbered codenumbered code

We will analyze these samples for specific We will analyze these samples for specific genes suspected of causing a genes suspected of causing a susceptibility to noise-induced hearing losssusceptibility to noise-induced hearing loss

DoseBadge exposure DoseBadge exposure measurements measurements

Your last task will be to wear a doseBadge Your last task will be to wear a doseBadge on your shoulder or on a hat for 2 school on your shoulder or on a hat for 2 school daysdays

This device will measure the loudness of This device will measure the loudness of your exposure all day longyour exposure all day long

It will not record any sounds themselves, It will not record any sounds themselves, like your music or speechlike your music or speech

Then you get

A $20 gift card!