Hearing loss can run in families, though you aren’t always as susceptible as your relatives. At Advanced Hearing Aid & Diagnostics, LLC, on Esplanade Drive in Corpus Christi, hearing instrument specialist Audrey Gonzalez, B.S., and board-certified ENT physician Todd M. Weiss, MD, can evaluate your hearing within the context of your family history. If hearing loss is a known condition in your family, early testing and protective habits should come first, so you can preserve your hearing and address changes sooner.
Which Part of the Ear Do Altered Genes Usually Affect?
Altered genes that cause hearing loss usually affect the hair cells of the inner ear or the auditory nerve, which is why most genetic hearing loss is called sensorineural. Genetic hearing loss is caused by changes in genes that affect how the ear develops or functions, and it may be present at birth or develop later in life.
Experts generally divide genetic hearing loss into two categories. Nonsyndromic hearing loss accounts for about 70% of genetic cases and occurs without other medical symptoms. Syndromic hearing loss makes up the remaining 30% and occurs alongside other health conditions, such as Usher, Pendred, and Waardenburg syndromes.
Is a Child Guaranteed to Inherit a Parent’s Hearing Loss?
A child isn’t guaranteed to inherit a parent’s hearing loss, because the chance depends on the inheritance pattern of the specific gene involved. Depending on the pattern, that chance may range from no risk to 50% or higher, and in many cases, parents with normal hearing can still have a child with genetic hearing loss.
The main inheritance patterns include:
- Autosomal dominant: Only one changed gene from one parent is needed, giving each child a 50% chance of inheriting the condition.
- Autosomal recessive: Both parents carry one changed gene without having hearing loss themselves, giving each child a 25% chance of inheriting the condition.
- X-linked: The changed gene is on the X chromosome, so males are more likely to be affected, while females are often carriers.
- Mitochondrial: The condition is passed only by the mother and can affect all of her children.
Autosomal recessive inheritance accounts for about 80% of nonsyndromic genetic hearing loss, which explains why most infants with hearing loss are born to parents with normal hearing. Even within the same family, severity and age of onset can vary from one person to another.
Could Inherited Hearing Loss Stay Hidden Until Adulthood?
Inherited hearing loss can stay hidden until adulthood, because while some forms appear at birth or in childhood, others develop slowly over many years. Some forms are congenital and identified through newborn hearing screening, while others are progressive and develop gradually over years or decades.
Congenital hearing loss affects up to three in every 1,000 babies, and inherited genetic factors contribute to about 60% of hearing loss in infants. In young children, signs may include not reacting to loud sounds, not turning toward voices, or delays in speech and language development.
Later-onset genetic hearing loss often develops slowly, which can make it easy to overlook. Adults may notice:
- Difficulty following conversations in noisy places
- Asking others to repeat themselves
- Turning up the television or phone volume
- Ringing or buzzing in the ears
Because gradual changes can go unnoticed, family members are often the first to recognize them.
Why Get a Hearing Test in Corpus Christi Before You Notice Symptoms?
A hearing test before you notice symptoms gives you a baseline, which is especially useful with a family history of hearing loss, and you should have your hearing tested as soon as you notice changes.
Almost all hospitals screen newborns for hearing loss within the first few days of life. Children who pass newborn screening but have a family history of hearing loss may still benefit from monitoring, since some genetic forms develop later.
For adults, a baseline hearing evaluation provides a reference point for tracking changes over time. Audrey Gonzalez can perform a comprehensive hearing test, discuss your family history, and recommend how often you should return for follow-up testing. When a genetic cause is suspected, Todd M. Weiss may recommend a referral for genetic counseling or testing. Currently, no genetic test can predict whether a person will develop age-related hearing loss, which makes regular hearing evaluations especially important.
How Do You Protect Hearing With a Family History of Hearing Loss?
With a family history of hearing loss, you can protect your hearing by limiting noise exposure, using hearing protection, reviewing medications with your healthcare providers, managing your overall health, and scheduling regular hearing evaluations.
Because some genes can make the inner ear more vulnerable to damage, avoiding additional strain is especially important. Wearing earplugs or earmuffs around loud equipment, concerts, or firearms and keeping headphone volume at moderate levels can reduce noise exposure. Some medications can affect hearing, so let your healthcare providers know about a family history of hearing loss before starting new prescriptions.
Overall health also plays a role. Conditions such as high blood pressure, heart disease, and diabetes may increase the risk of hearing loss, so managing these conditions supports long-term hearing health.
When hearing loss does develop, our hearing instrument specialist can recommend options such as hearing aids and track changes over time to adjust your care as needed.
Schedule a Hearing Test With Audrey Gonzalez in Corpus Christi
If hearing loss runs in your family, a hearing evaluation with Audrey Gonzalez is a practical first step, and Todd M. Weiss, MD, can weigh in when a medical cause needs attention. Your first visit establishes a baseline and helps determine whether treatment or continued monitoring is right for you.
Call 361-204-2679 or contact Advanced Hearing Aid & Diagnostics to schedule an appointment at our Esplanade Drive office in Corpus Christi.