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CM – (AU_Feb23v8.1_Eng) Occupational Audiometry Testing

2023-02-15
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Chapter 1 – Background & General Overview to Audiometry – (AE-2302v8.1-Mstr) 21 Topics | 1 Quiz

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Chapter Outline

Brief history of occupational audiometry

Anatomy of the ear and mechanism of hearing

Types of audiograms in occupational health

Components of the hearing conservation programme

Quality assurance in audiometry

Characteristics of a Type 4 audiometer²:

Calibration of Puretone Audiometers

Acoustic Environment

Employee preparation

Manual testing technique^14,15

Automated testing technique

Recording the audiogram

Characteristics of the 4 main types of hearing loss

Evaluate the audiogram

Management of the audiometric result and referral

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Chapter 2 – Anatomy and Physiology of the Ear and Physics of Sound – (AE-2302v8.1-Mstr) 7 Topics | 1 Quiz

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The Structures of the Ear

The Mechanism of Hearing

Effect of the most common otopathologies on the mechanism of hearing¹⁴

Protective Reflexes

Physics of Sound

(AE2302v8) Chapter 2 Self-assessment Questions

Chapter 3 – Audiometry in the Occupational Setting – (AE-2302v8.1-Mstr) 20 Topics | 1 Quiz

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Estimating potential noise in the occupational setting

Top Six Industries Exceeding 85 dB(A)

Top Seven Occupations Causing Hearing Loss

Use of personal dosimetry vs noise thermometer vs dosimeter

Similar exposure groups (SEG)

The possible effects of noise

Types of hearing tests

Occupational Health Surveillance Program

Types of audiograms in occupational health

The Baseline Audiogram

The Entry Level Audiogram

How to construct an entry level audiogram

The Periodic Audiogram

The Monitoring Audiogram

The Exit Audiogram

The Diagnostic Audiogram

The Milestone Baseline Audiogram

(AE2302v8) Chapter 3 – Self-assessment Questions

Chapter 4 – Legislative Framework to Occupational Audiometry – (AE-2302v8.1-Mstr) 8 Topics | 1 Quiz

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Legislative Framework

Occupational Health and Safety Act No. 85 of 1993

Noise Induced Hearing Loss Regulation R307 of 7 March 2003

Mine Health and Safety Act No. 29 of 1996

Compensation of Occupational Diseases Act No. 103 of 1993

South African National Standards

(AE2302v8) Chapter 4 – Self-assessment Questions

Chapter 5 – Hearing Conservation – (AE-2302v8.1-Mstr) 5 Topics | 1 Quiz

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Hearing Conservation Programme

Hazard Identification and Risk Assessment (HIRA)

(AE2302v8) Chapter 5 – Self-assessment Questions

Chapter 6 – Quality Assurance in Audiometry – (AE-2302v8.1-Mstr) 5 Topics | 1 Quiz

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Quality Assurance in Audiometry

Audit tools in audiometry

Becoming a competent registered person in Audiometry

(AE2302v8) Chapter 6 – Self-assessment Questions

Chapter 7 – Quality control in the preparation of audiometric equipment – (AE-2302v8.1-Mstr) 12 Topics | 1 Quiz

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Audiometric equipment

Types of Audiometers

Characteristics of a Type 4 audiometer

Employee response buttons and cables

Audiometry booth

Calibration of Puretone Audiometers

What does an electro-acoustic calibration entail ?

Biological calibration

Daily Functional checks

(AE2302v8) Chapter 7 – Self-assessment Questions

Chapter 8 – Quality Control in the Preparation of the Acoustic Environment – (AE-2302v8.1-Mstr) 8 Topics | 1 Quiz

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Acoustic Environment

Electro-Acoustic Certificate information

Psycho-Acoustic Verification Test

Fixed Site Audiometers

Standard Healthcare Precautions in Healthcare Settings

(AE2302v8) Chapter 8 – Self-assessment Questions

Chapter 9 – Quality Control in the Preparation of the Employee for Occupational Audiometric Test – (AE-2302v8.1-Mstr) 9 Topics | 1 Quiz

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Quality Control: Employee preparation for an audiogram

History taking for audiometry

Introduction to otoscopy

Audiometry Questionnaire

Audiogram Results

Factors influencing the validity of audiometry

How to deal with a malingering employee

(AE2302v8) Chapter 9 – Self-assessment Questions

Chapter 10 – Conducting a Manual Audiometric Test – (AE-2302v8.1-Mstr) 4 Topics | 1 Quiz

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Manual testing technique

(AE2302v8) Chapter 10 – Self-assessment Questions

Chapter 11 – Conducting an Automated Audiometric Test – (AE-2302v8.1-Mstr) 7 Topics | 1 Quiz

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Automated testing method

Advantage and disadvantage of the manual vs automated techniques

Indications of when to change from the automated method to the manual method

Audiometric Testing Issues

(AE2302v8) Chapter 11 – Self-assessment Questions

Chapter 12 – Evaluate the Type of Occupational Audiogram – (AE-2302v8.1-Mstr) 4 Topics | 1 Quiz

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Occupational health audiogram

(AE2302v8) Chapter 12 – Self-assessment Questions

Chapter 13 – Calculate and Interpret Hearing Loss on an Audiogram – (AE-2302v8.1-Mstr) 23 Topics | 1 Quiz

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Introduction to Hearing Loss

Percentage Loss of Hearing (PLH)

Percentage Loss of Hearing Shift (PLHS)

Four tables for calculation of contribution to PLH by hearing losses

Referral threshold shift (RTS) calculation

Milestone Baseline

STS Calculation

Recording PLH, PLHS, RTS & STS

Temporary Threshold Shift (TTS)

Back to basics – how to read an audiogram

The severity / degree of hearing loss

Configuration of hearing loss

Types of hearing loss

Conductive hearing loss

Sensori-neural hearing loss

Noise Induced Hearing Loss (NIHL)

Mixed hearing loss

Auditory Neuropathy Spectrum Disorder

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Chapter 14 – Recording, Reporting and Record Keeping of the Audiogram – (AE-2302v8.1-Mstr) 14 Topics | 1 Quiz

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Baseline audiogram

Screening audiometric tests

Diagnostic audiograms

General notes on to include on an audiogram

Notification of Noise Induced Hearing Loss

Notification of Noise Induced Hearing Loss to the Compensation Commissioner

National standards reports for safe keeping

Audiogram Results

(AE2302v8) Chapter 14 – Self-assessment Questions

Chapter 15 – Management of the Audiometric Result and Referral – (AE-2302v8.1-Mstr) 10 Topics | 1 Quiz

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Occupational Health Surveillance

Action criteria for audiograms

Periodic audiogram

Entry level audiogram

Monitoring audiogram

Exclusion criteria

Follow up of employees at risk

(AE2302v8) Chapter 15 – Self-assessment Questions

Addendums (AE-2302v8.1-Mstr) 7 Topics

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Addendum 1 – Theory Assessment

Addendum 2 – Portfolio of Evidence

Addendum 3 – Practical Assessment

Addendum 4 – Related Source

Addendum 5 – Abbreviations, Terms and Definitions

Addendum 6 – References

Addendum 7 – EFHA Buddy Mentorship Support Programme