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HEARING

SPEECH

AUDIOMETRY

SCREENING

ISAACK WAHOME

Master Clinical audiology & Hearing therapy

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Epidemiology

Currently more than 1.5 billion people

(nearly 20% of the global population) live with hearing loss;

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430 million of them have disabling hearing loss.

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Chronic Otitis Media

One of the major causes of deafness in developing countries.

Potential for adverse complications

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RELATED CAUSES

60% of childhood hearing loss is preventable

31% is due to Infections

17% birth related causes

4% Ototoxicity

8% Others

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THE IMPACTS OF HEARING LOSS

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Delayed language development in children

    • Social isolation
    • Loneliness and
    • Frustration
    • Educational performance
    • Employment prospects

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Genetic

Ageing

Noise

Ototoxic medications

Prenatal- antenatal complications

Torches

Wax impaction

Trauma

Tumours

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MAJOR CAUSES OF HEARING IMPAIREMENT

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RISK FACTORS

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INADEQUATE ANTIBIOTIC TREATMENT

FREQUENT UPPER RESPIRATORY TRACT INFECTIONS,

NASAL DISEASE

POOR LIVING CONDITIONS

POOR ACCESS TO MEDICAL CARE

POOR HOUSING, HYGIENE AND NUTRITION

BOTTLE-FEEDING

PASSIVE EXPOSURE TO SMOKING

ATTENDANCE IN CONGESTED CENTRES SUCH AS DAY-CARE FACILITIES

A FAMILY HISTORY OF OTITIS MEDIA

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  • Prevention - Half of all cases of hearing loss can be prevented through primary prevention
    • Primary Prevention: preventing a disease that causes hearing impairment either occurring or reaching the stage where an impairment results
    • Secondary Prevention: Preventing an impairment progressing to disability
    • Tertiary prevention: preventing a disability progressing to a handicap

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FOCUS OF INTERVENTION IN RELATION

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Advocacy

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  • Health Care Workers at all levels
    • Immunization services
    • Prompt referrals
    • Curative treatment
  • Community
    • Ear Hygiene
    • Routine hearing evaluation
  • Policy makers
    • Legislation /laws
  • National level

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  • Global level
    • World hearing day

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Screening has been defined as a process by which individuals are identified who have diseases or disorders that are otherwise undetected.

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OAE

ABR

VOICE TEST

PTA

TYMPANOMETRY

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SCREENING

DIAGNOSTIC

PTA/VRA

Tymp

ABR

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HUMAN RESOURSE TRAINING

AUDIOLOGY NURSES SURGEONS

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THANK YOU

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