A nurse is providing health teaching for a group of nursing students regarding the diagnostic...

Audiometry is the most important diagnostic test for assessing hearing loss. This test measures a person's ability to hear sounds, varying in pitch and loudness. It is a comprehensive evaluation that helps determine the degree and type of hearing loss, whether it is conductive, sensorineural, or mixed. Tympanogram, middle ear endoscopy, and auditory brain stem response are also valuable diagnostic tools, but audiometry provides the primary assessment necessary for diagnosing hearing loss and guiding subsequent treatment.