How to Tell If Hearing Loss is Permanent or Temporary?

7 MIN READ - December 3, 2024
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How to tell if hearing loss is permanent or temporary is covered in this comprehensive guide from the Medstar Clinic. As a healthcare provider in London and the surrounding areas, we understand how concerning hearing loss can be. 

In this article, we explore the differences between permanent and temporary hearing loss and provide insights on diagnosis and treatment options. Let’s start by understanding the most common cause of sudden hearing loss!

What is the Most Common Cause of Sudden Hearing Loss?

One of the leading causes of sudden hearing loss that patients experience is viral infections. Viruses are believed to account for approximately 60-80% of sudden hearing loss cases. 

Viral infections such as colds, flu, measles, mumps, and chickenpox impacting the inner ear or auditory nerve can cause temporary or potentially permanent damage. While most viral infections resolve without hearing loss, in some cases the virus damages delicate inner ear structures.

Other potential causes of sudden hearing loss include head or ear injuries, buildup of earwax, autoimmune diseases, tumours, and conditions affecting blood flow like hypertension. Identifying the root cause helps determine the likelihood and timeframe of recovery. 

At Medstar Clinic, our doctors perform thorough examinations, hearing tests, and diagnostic imaging to investigate possible triggers. This detailed evaluation by our Ear, Nose, and Throat (ENT) Clinic guides personalised treatment plans for optimal outcomes.

Permanent Hearing Loss

If damage to sensitive inner ear structures or auditory nerves is severe, permanent hearing loss can occur. Permanent implies that natural recovery is highly unlikely and medical or surgical interventions do not restore hearing to previous levels. Some indicators of potential permanence include:

  • Hearing does not improve after 2-3 months of initial loss despite treatment.

  • Individuals cannot hear low or high frequencies, indicating damage beyond repair.

  • Diagnostic imaging reveals atrophied nerve bundles, fractures, or abnormalities inconsistent with temporary impairment.

  • Underlying conditions linked to irreversible hearing damage, like genetic disorders, noise trauma, or ototoxic medications, are present.

While distressing, permanent hearing loss can be managed through assistive devices, interpretive services, and focused rehabilitation. Our clinicians provide guidance on hearing aids, cochlear implants, coping strategies, and support programs. Quality of life adjustments are emphasised rather than dwelling on the inability to regain hearing naturally.

Temporary Hearing Loss

In many instances of sudden hearing impairment, damage may prove fleeting rather than long-lasting. Factors correlated with temporary hearing loss include viral infections that run their course, mild head injuries, and nonrecurring blockages or pressure changes in the ear. 

Recovery can take anywhere from a few weeks to several months with or without intervention, depending on severity. Our specialists closely monitor patients to map progress. Some promising signs include:

  • Steady, gradual improvement of hearing thresholds over 1-3 months post-onset.

  • Resolves completely within 3-6 months without residuals.

  • No abnormalities detected on imaging of cochlea, nerve bundles, or brain.

  • Underlying triggers are time-limited or promptly addressed through acute hearing treatment.

With temporary conditions, the goal is supportive care and removal of exacerbating elements to give natural healing processes space to work. Steroids, blood thinners, and other tailored therapies may speed recovery time. Most cases resolve, though a small risk of incomplete or permanent damage still exists without knowing the root cause.

How Long is Temporary Hearing Loss?

The timeframe for temporary hearing loss resolution varies considerably based on severity and individual intrinsic factors. As a general range:

  • Mild cases caused by mild head injuries, ear infections, or pressure changes often improve within 2-6 weeks.

  • Moderate impairments linked to viruses typically show progress after 1-3 months under observation with or without short-term steroid treatment.

  • More profound but still temporary hearing losses are resolved anywhere from 3-6 months on average without long-term deficits.

There are no firm cut-offs, so our specialists avoid labelling a loss permanent too hastily if underlying triggers are addressable. Improvement may plateau then resume, especially in the first few months. 

We continue monitoring patients up to 6-12 months from onset for lingering issues before changing prognosis or long-term management needs. When in doubt, consulting proven experts at Medstar Clinic can provide invaluable clarity. If you are in search of “Best Private Health Clinic for ENT in London Near Me”, Medstar is the right choice!

What Causes Temporary Hearing Loss in One Ear?

Hearing loss impacting only a single ear is normally considered temporary hearing loss in one ear unless further evaluation reveals an asymmetrical condition affecting one side more severely. Common unilateral triggers include:

  • Earwax impaction obstructing the ear canal on one side.

  • Middle ear infections, fluid buildup, or pressure equalisation problems confined to one ear.

  • Minor ear trauma, like a puffed ear during takeoff/landing that resolves quickly.

  • Sudden loud noise exposure close to one ear, i.e., from headphones, that doesn't cause permanent cochlear damage.

  • Transitory viral, allergic, or inflammatory issues isolated to one inner ear or auditory nerve.

Most one-sided cases see recovery within 2-6 months as the underlying cause is time-limited or promptly treated. Ongoing monitoring is still advised to rule out additional risk factors prolonging recovery or leading to incomplete resolution. 

At our Medstar London Clinics, comprehensive examinations can identify unilateral problems and get patients on the path to natural or assisted healing. You can easily book an appointment via our website or the Medstar app which is available both on the Google Play Store and App Store.

If you also want to learn more about ENT diseases, make sure to check out “Viral Chest Infection Treatment in London”, “Can Vaping Cause Tonsillitis?”, “Can Tonsils Cause Ear Infections?”,  “How to Recover from Glandular Fever?”, “How to Cure Hay Fever Permanently?”, and “Sore Throat and Itchy Ears”, “Can a Sinus Infection Cause a Hoarse Voice?”, and “Can Adenoids Affect Speech Development?”.

How to Fix Temporary Hearing Loss?

For those experiencing temporary hearing loss, the goal is supporting the body's innate healing abilities wherever possible. Some evidence-backed recovery to fix temporary hearing loss we recommend include:

  • Oral steroids (prednisone): These anti-inflammatory drugs reduce swelling/pressure when used short-term under medical guidance.

  • Intranasal steroids (fluticasone): These moisturise the Eustachian tubes to help pressure equalise and drain fluid buildup linked to some temporary losses.

  • Decongestants (pseudoephedrine): By shrinking swollen membranes, congestion is relieved, permitting drainage and restoring airflow/pressure regulation.

  • Antibiotics: Doctors may prescribe these if fluid analysis confirms bacterial infection as part of the problem.

  • Diuretics: For some patients, these water pills help flush excess fluid accumulation associated with conditions like Ménière's disease that may be causal.

  • Noise protection: Avoiding loud environments allows the ears to rest and speeds healing where noise exposure temporarily damages sensitive hair cells.

Natural remedies, including rest, hydration, and steam inhalation, also nurture recovery. While waiting to see improvement, options like captioning, written materials, and interpreters maintain quality of life. Medstar Ear, Nose, and Throat Clinic in London can help coordinate care or evaluate for hearing aids/implants if loss persists longer term.

What Percent of Hearing Loss Qualifies for Disability UK?

Understanding what qualifies as a disabling level of hearing loss is crucial for accessing support as needed. In the UK, benefits for hearing impairment through Personal Independence Payment require:

  • Binaural/bilateral losses averaging 71 decibels (dB) or worse across tones of 500Hz, 1,000Hz, and 2,000Hz.

  • Or a cochlear implantation (CI) or a severe-to-profound loss in one ear with limited hearing in the other, medically assumed to progress to a similarly severe loss.

  • Substantial daily communication restrictions or required aids/interpretation demonstrated on functional listening assessments.

Conditions not covered under disability payments may still warrant adaptations, equipment, or reasonable adjustments from employers under the Equality Act 2010 if significantly impeding work or daily activities. Our dedicated specialists can examine patients, order appropriate tests, and assist in applications for authorised benefits as necessary and appropriate based on clinical findings.

What Level of Hearing Loss Requires a Hearing Aid?

Knowing when it is time for hearing aids or other amplification options brings relief to many permanently hard-of-hearing individuals. Generally, professionals advise considering devices:

  • At or above 25 dB hearing level across frequencies: Perceptible difficulties that aids can remedy.

  • Between 25-40 dB HL: Conversation in noise is impaired, though one-to-one talking may suffice without aids in quiet.

  • Above 40 dB HL: Face-to-face communication grows effortful even in quiet, clearly impacting quality of life. Devices can compensate.

Factors like asymmetry, frequency range, listening environment demands, communication preferences, cost coverage, and self-perception also play roles. Our team can perform comprehensive evaluations, provide device demos, assist with funding applications, and ensure proper fittings/follow-ups for maximum benefit and compliance. 

Alternative solutions like bone conduction, Bluetooth streamers, and cochlear implants may apply based on individual circumstances. There are often clear distinctions between temporary and permanent hearing impairments, but diagnosis requires professional assessment. 

By getting evaluated at our trusted facility, our expert clinicians can determine root causes, prognosis, and customised care pathways optimised for natural or assisted recovery and long-term management options. 

At Medstar Clinic, we aim to empower patients with comprehensive insights and personalised support tailored to each unique situation. Please book an appointment online or contact us directly to start your customised care journey today!

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* Please note that the content of this blog has been reviewed by healthcare professionals, the views expressed herein are solely those of the author and should not be construed as expert advice. We value the input of our readers and encourage thoughtful engagement with the content provided. If you are willing to use this information stated here please advise with healthcare professionals.

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