Hearing Test Results: What Do 75dB and 70dB Mean? - Otolaryngology

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Hearing problems


I had a hearing test at my company's health check, and my results were 75 dB for the left ear and 70 dB for the right ear.
I would like to ask the doctor what these numbers represent.
Thank you.

wei, 30~39 year old female. Ask Date: 2013/01/18

Dr. Hu Kexin reply Otolaryngology


This data indicates hearing abnormalities, and it is recommended to consult an otolaryngologist for further diagnosis and management.

Reply Date: 2013/01/18

More Info


Understanding hearing test results, particularly the values of 75dB in the left ear and 70dB in the right ear, is crucial for assessing your auditory health. These values indicate the minimum sound level at which you can hear tones during a pure-tone audiometry test. In general, normal hearing thresholds range from 0 to 25dB. Values above this range suggest varying degrees of hearing loss.

In your case, a threshold of 75dB in the left ear and 70dB in the right ear indicates a moderate hearing loss. This means that sounds must be significantly louder than normal for you to perceive them. For instance, while a person with normal hearing can hear sounds at lower decibel levels, you would require sounds to be at least 75dB and 70dB, respectively, to hear them clearly. This level of hearing loss can impact daily communication and overall quality of life, making it challenging to engage in conversations, especially in noisy environments.

The color coding you mentioned, with red typically representing the right ear and blue for the left ear in audiograms, helps in quickly identifying which ear is being referred to in the results. The fact that your left ear has a higher threshold indicates that it may be more affected than your right ear.

Given these results, it is advisable to seek further evaluation from an Ear, Nose, and Throat (ENT) specialist or an audiologist. They can conduct more comprehensive tests to determine the underlying causes of your hearing loss, which may include age-related factors, exposure to loud noises, ear infections, or other medical conditions.
In terms of treatment options, if your hearing loss is confirmed to be moderate, the use of hearing aids may be recommended. Hearing aids can significantly improve your ability to hear and understand speech, especially in challenging listening situations. They amplify sounds to a level that is more accessible to your hearing thresholds, thereby enhancing your communication abilities and overall quality of life.

Additionally, it is essential to consider any family history of hearing loss or other health issues, such as diabetes or high cholesterol, which may contribute to your auditory health. Regular monitoring and follow-up appointments with your healthcare provider can help manage any potential progression of hearing loss.

In summary, your hearing test results indicate moderate hearing loss, and it is crucial to follow up with a specialist for further evaluation and potential treatment options. Early intervention can lead to better outcomes and help maintain your auditory health as well as your overall well-being.

Similar Q&A

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