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

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Hearing concerns?


Doctor, I had a hearing test and my left ear showed 75 dB and my right ear showed 70 dB.
Additionally, the results were marked in red.
What does this mean? Do I need further examination? Thank you.

Wei Ge, 30~39 year old female. Ask Date: 2013/01/24

Dr. Zheng Jueyi reply Otolaryngology


Dear Wei-Ge,
Hello.
If the average hearing levels are 75 dB and 70 dB, it may indicate hearing impairment, as the normal range is within 25 dB.
Higher values suggest that louder sounds are needed to be heard.
It is recommended to visit a hospital for a detailed hearing examination to determine the cause of the hearing impairment.

Wishing you safety and health,
Dr.
Cheng Jue-Yi
Attending Physician, Department of Otolaryngology
Taoyuan General Hospital, Ministry of Health and Welfare

Reply Date: 2013/01/24

More Info


Understanding your hearing test results is crucial for assessing your auditory health. The values you provided, 75 dB for your left ear and 70 dB for your right ear, indicate a level of hearing loss. In audiology, hearing thresholds are measured in decibels (dB), and a normal hearing threshold is typically considered to be 25 dB or lower. When thresholds exceed this range, it suggests varying degrees of hearing impairment.

In your case, a threshold of 75 dB in the left ear and 70 dB in the right ear suggests moderate hearing loss. This means that sounds must be significantly louder than normal for you to hear them. For example, while a person with normal hearing can hear sounds at 25 dB, you would require sounds to be at least 70 dB or 75 dB to perceive them, which is quite loud. The red color you mentioned in your results often indicates the right ear, while blue typically represents the left ear in audiograms.
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. Factors such as age, exposure to loud noises, ear infections, or even genetic predispositions can contribute to hearing impairment.
Additionally, if you are experiencing difficulties in communication or if your hearing loss is affecting your quality of life, the use of hearing aids may be beneficial. Hearing aids can amplify sounds, making it easier for you to engage in conversations and enjoy daily activities. The decision to use hearing aids should be made in consultation with a healthcare professional who can assess your specific needs and recommend appropriate devices.

It's also important to consider that hearing loss can have broader implications for your overall health. Studies have shown that untreated hearing loss can lead to social isolation, depression, and cognitive decline. Therefore, addressing your hearing issues promptly is essential not only for communication but also for maintaining your mental and emotional well-being.

In summary, your hearing test results indicate moderate hearing loss, and it is recommended that you pursue further evaluation with a specialist. They can provide a detailed assessment and discuss potential treatment options, including the possibility of hearing aids. Taking proactive steps now can help you manage your hearing health effectively and improve your quality of life.

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