Brain Health, Cognition, and Audition-Brain Health, Cognition, and Audition Handout 3

Brain Health, Cognition, and Audition Handout 3

Pdf Summary

Many adults with difficulty hearing speech in noise are not properly diagnosed through traditional threshold-based hearing tests. These tests focus on loudness rather than clarity, which is the main issue for most individuals seeking help. To accurately diagnose and treat these patients, it is important to assess speech in noise, word/speech recognition in quiet, and listening and communication abilities. Current audiological testing practices often fail to address these crucial elements, with only about 15-20% of audiologists routinely conducting speech-in-noise testing. This is a significant concern considering that most individuals with hearing loss have mild-to-moderate sensorineural hearing loss, which is often accompanied by difficulty understanding speech in noisy environments.<br /><br />Threshold-based testing for hearing loss does not provide a complete picture of a patient's hearing ability and does not reveal the primary problem of difficulty hearing speech in noise. To address this, comprehensive evaluations that assess both loudness and clarity are necessary. Measures such as speech-in-noise screening, listening and communication assessments, and cognitive screening should be included in audiological evaluations. These assessments help identify the specific communication difficulties experienced by the patient and distinguish between hearing loss, suprathreshold listening disorders, and cognitive impairments.<br /><br />Improving the signal-to-noise ratio (SNR) is a primary goal in improving speech understanding in noisy situations. Hearing assistive technologies, such as FM systems, pocket talkers, and digital remote mics, can significantly improve SNR and alleviate listening difficulties for individuals experiencing hearing and speech-in-noise problems. Furthermore, early treatment of hearing loss may help mitigate cognitive decline and reduce the risk of dementia.<br /><br />It is essential for audiology practice to evolve and adapt to the changing needs of patients. Audiologists should prioritize whole-person care by conducting comprehensive evaluations, considering the patient's communication and listening abilities, and screening for cognitive impairments. By expanding beyond threshold-based testing and incorporating best practices, audiologists can provide more accurate diagnoses and better outcomes for their patients.

Keywords

difficulty hearing speech in noise

traditional threshold-based hearing tests

clarity in speech

diagnose and treat

speech in noise testing

word/speech recognition

listening and communication abilities

audiological testing practices

sensorineural hearing loss

speech understanding in noisy situations