How Does Abr Test Work

How Is an ABR Done? An audiologist places small earphones in the child’s ears and soft electrodes (small sensor stickers) near the ears and on the forehead. Clicking sounds and tones go through the earphones, and electrodes measure how the hearing nerves and brain respond to the sounds.

What does an abnormal ABR test mean?

An abnormal ABR may be a consistent finding with high frequency hearing loss or profound deafness, it may also be an indication that further testing is required. However, only the referring physician will be able to determine if further tests or procedures are required. Caring, Competence, and Credentials TM.

Can an ABR test be wrong?

The false-positive rate for ABR testing is approximately 4% when testing is done during the first three days of life. The false positive rate for OAE testing is 5%-21% for testing done during the first three days of life.