When Hearing Tests Are Normal but Listening Is Still Difficult: Understanding Auditory Processing Disorder

In a quiet office in Clinton, Mississippi, families are traveling from across the country for help. What many people don’t realize is that Clinton has quietly become a destination for specialized auditory processing services.

At Auditory Processing Center, most patients come from Mississippi and surrounding states, but others travel much farther for evaluation and specialized treatment, including from states as far away as California, Massachusetts, and Missouri. The clinic has also supported families internationally through consultations and online programs. Yet many local residents still have no idea the clinic exists. For families who feel something isn’t quite adding up, auditory processing may help explain what they are experiencing.

Auditory Processing Center specializes in the evaluation and treatment of Auditory Processing Disorder (APD), a condition that affects how the brain interprets sound. Many people with APD have normal hearing tests, which can make the difficulty easy to overlook.

“Your child is smart. Their hearing tests are normal. But they still miss things, forget what you said, or seem tuned out and distracted.”

APD occurs when the brain has trouble interpreting what it hears, even when the ears are working normally. It affects clarity, timing, and organization of sound, especially in noisy or fast-paced settings.

Children with APD may:

• have trouble hearing small sound differences in words
• struggle with reading, spelling, or phonics\
• mishear similar-sounding words such as “50” and “15”
• have difficulty remembering verbal information
• struggle to follow multi-step verbal directions
• seem to lose track of instructions halfway through
• perform better with written directions than spoken ones
• struggle more when multiple people are talking
• frequently ask people to repeat what they said

Some children appear distracted or off task and may be labeled inattentive or defiant. These behaviors are often mistaken for attention difficulties such as ADHD and may overlook the real, invisible struggle of processing spoken language.

Adults can experience many of the same challenges. Loud environments often feel chaotic because the brain struggles to filter out background sounds.

“Background sounds like conversations in restaurants or surrounding noise can feel like they are the same volume as voices, making it almost impossible to follow one conversation.”

Common signs include:

• difficulty understanding song lyrics
• trouble following conversations in groups
• constantly saying “what?” to buy time to process what was heard
• taking longer to respond in conversations
• needing closed captions because speech sounds like gibberish
• difficulty with phone conversations
• misunderstanding jokes, sarcasm, or indirect language
• listening fatigue after long periods of listening.

APD is often confused with dyslexia, but the two involve different underlying processes. Dyslexia primarily affects how the brain processes written language, while APD affects how the brain processes spoken language. These differences can affect how a child understands and remembers spoken information. In many cases, both can occur together, and children may need support in both areas to fully succeed.

Despite how common these challenges are, many families, educators, and even medical professionals may not be aware that Auditory Processing Disorder exists or that effective treatment options are available.

“Auditory processing difficulties are very common, but they often go unrecognized because hearing tests look normal,” said Alicia Swann, audiologist and founder of Auditory Processing Center in Clinton. “When the brain struggles to interpret sound clearly, it can affect learning, communication, and daily life. The good news is that once we identify the specific processing weaknesses, we can target them with the right type of therapy and support. In some cases, these skills can be significantly improved or even fully remediated with the right intervention.”

For families who feel something isn’t quite adding up,  auditory processing may be the missing piece.

Note: This article is being submitted in recognition of Auditory Processing Disorder Awareness Day on April 4.