Final chapter 13

Infant hearing screening

Specialized testing, typically completed before a newborn leaves the hospital doesn’t require a response from infant.

Hearing loss is classification and terminology

Typically classified according to its etiology, its manifestation and impact, and its severity.

Genetic or environmental cause

Age of onset

Type of loss

Children with hearing loss and placement

Hearing loss assessment pediatric/adults

1. Referral

2. Screening

3. Comprehensive audiological evaluation

4. Assistive tech evaluation

Hearing loss assessment in adults

Mainly cause by noise exposure & aging; treatment includes:

1. Counseling

2. Amplification device fittings

3. Aural rehab

Goals of aural rehabilitation

Ensuring an appropriate listening environment

Maximizing audition

Supporting listening development

Speech discrimination and auditory perception testing

Ability to differentiate/understand individual phonemes & words, even in noisy environments

Auditory perception testing

Auditory processing disorder

Adversely affects an individual’s processing, or interpretation, of auditory messages.

Hearing aids

Amplification device used before a cochlear implant

1. Digital

2. Behind the ear

3. In the ear

4. Directional microphones

How hearing loss is identified early and addressed

Deaf Community

Individuals who share a common language asl Culture, values or beliefs

What happens when a child is not identified early with a hearing loss?

1. Not develop relationships

2. Not succeed academically

3. Not be involved with extracurricular activities

4. Parental response is key

Development

Present at birth

Acquired

Occurs sometime after birth

Prelingual

Occurring before language is acquired

Postlingual

Occurring after language is acquired

Sensory neural hearing loss

Damage to the inner ear, or cochlea, and the auditory nerve

Conductive hearing loss

Damage to the outer or middle ear

Mixed hearing loss

A permanent reduction of sound, additional temporary loss of hearing from the conductive component

Invisible disorder

Hearing loss; there is typically no outward physical sign that a problem exists.