Low Vision and Rehabilitation 

Teacher

Sravani Mereddy

Category

Core Courses

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Course Name : Low Vision and Rehabilitation

Code: CUTM 1797

Credits: 3+1+0

Course Objectives:

  • Understand the epidemiology of visual impairment and the different types of low vision devices, including their optical principles.

  • Learn the clinical approach to managing low vision patients, including the use of assistive devices for those who are totally visually challenged.

  • Master the art of prescribing low vision devices, training patients in their use, and implementing other rehabilitation measures.

Course Outcomes:

After Completion of this course the students will be able to:

CO 1: Define Low Vision and Clinical examination of Low vision subjects, Optical, Non-Optical, Electronic, and Assistive devices.

CO 2: Identify Low Vision subjects with Low vision devices.

CO 3: Execute identification of low vision patients.

CO 4: Evaluate low vision patients with low vision devices.

CO 5: Construct proper skills and abilities



Course Syllabus

MODULE-I: 

Introduction to Low Vision and Examination Techniques

Introduction

  • Definition & Classification of Low Vision;
  • Causes of Low Vision;
  • Optometrist’s role in Low Vision management;

Examination of a Low-Vision Patient

  • Case history and visual acuity (distant and near);
  • Charts, measurement, and documentation;
  • Refraction: significance and technique;
  • Diagnostic procedures in low vision examination;
  • Pre-clinical evaluation: prognostic & psychological factors; psycho-social impact;

MODULE-II

Low Vision Aids and Magnification;

Types of Low-Vision Aids

  • Optics & Characteristics of low vision aids;
  • Magnification principles;
  • Galilean vs. Keplerian telescopes;
  • Spectacle magnifiers, hand magnifiers, stand magnifiers, CCTV, Bioptic telescopes;
  • Accessory low-vision aids;

MODULE-III: 

Selection and Training for Low-Vision Aids;

Selection and Training

  • Selection of low vision aids for distance, intermediate & near;
  • Guidelines & training for using various aids;

 

MODULE-IV: 

Pathological Conditions and Specific Low-Vision Aids;

Pathological Conditions

  • Choices of tests & aids for various pathological conditions;
  • Conditions causing overall blurring of the visual field;
  • Conditions causing central and peripheral field defects;
  • Light, glare, and contrast management in low-vision care;
  • Rehabilitation for children with low vision;

;

MODULE-V: 

Genetics, Rehabilitation, and Special Investigations;

Genetics and Rehabilitation

  • Genetics and the rehabilitation of visually handicapped individuals;
  • Common conditions leading to low vision and their special investigations;
  • Rehabilitation methods;

Practice: 

  •  Case history, visual acuity measurement & documentation, refraction and recording;
  • Application, trial & selection of devices (optical and non-optical);
  • Training patients to use low-vision aids effectively;
  • Pediatric and geriatric low-vision care;
  • Selection, trial & dispensing of visual aids, special investigations, and rehabilitation methods;

 

REFERENCE BOOKS:

Christine Dickinson: Low Vision: Principles and Practice Low vision care, 4th edition, Butterworth-Heinemann, 1998.

  1. Sarika G, Sailaja MVSE Vaithilingam: practice of Low vision –A guide book, Medical Research Foundation, 2015.
  2. Richard L. Brilliant: Essentials of Low Vision Practice, Butterworth-Heinemann,1999
  3. Helen Farral: optometric Management of Visual Handicap, Blackwell scientific publications, 1991
  4. A J Jackson, J S Wolffsohn: Low Vision Manual, Butterworth Heinnemann, 2007

Session Plan

Session 1

Number of Module - 05

Total Number of hours - 40 

Session Plan

 

Session 1 - 1 hr

Definitions & classification of Low vision

VIDEO: https://www.youtube.com/watch?v=Sm6d4t873oI

Practice

Case history

Session 2 - 1 hr

Epidemiology of low vision

Practice

Low Vision Assessment

VIDEO:https://www.youtube.com/watch?v=E1HFwIWCnLI

 

Session 3 - 2 hrs

Causes of Low Vision

VIDEO:https://www.youtube.com/watch?v=bQ4cxCpxxRs

Practice

Application of devices

Session 4 - 2 hrs

Optometrist’s role in Low Vision management

VIDEO:https://www.youtube.com/watch?v=EbLnURSG0lc

Practice 4

Rehabilitation

VIDEO:https://www.youtube.com/watch?v=aak9TyL2EAs

 

Session 5 - 2 hrs

Examination of a Patient with Low vision, Case history

Practice

Demonstration followed by evaluation of a low vision patient by students

VIDEO:https://www.youtube.com/watch?v=fBZAojctnFg

Session 6 - 2hrs

Visual acuity

  • Distant vision – Charts, measurement & Documentation
  • Near vision - Charts, measurement & Documentation
  • Refraction – Significance & Technique

Practice

Visual acuity measurement & Documentation

VIDEO:https://www.youtube.com/watch?v=jtAFLUENmpM

Session 7 - 2 hrs

Pre-clinical evaluation of low vision patients – prognostic & psychological factors; psycho-social impact of low vision

Practice

Refraction

VIDEO: https://www.youtube.com/watch?v=wxCEZfL0Q_0

 

Session 8 - 2 hrs

Pre-clinical evaluation of low vision patients – prognostic & psychological factors; psycho-social impact of low vision

 

Session 9 - 2 hrs

Pre-clinical evaluation of low vision patients – prognostic & psychological factors; psycho-social impact of low vision

 

Session 10 - 2 hrs

Pre-clinical evaluation of low vision patients – prognostic & psychological factors; psycho-social impact of low vision

 

Session 11 - 2 hrs

Types of low vision aids – Optics & Characteristics of Low vision aids

Practice

Diagnostic tests for each pathological condition

VIDEO1: https://www.youtube.com/watch?v=Vp7LBSe7DcI

VIDEO2:https://www.youtube.com/watch?v=ZiDSznhjpqg

VIDEO3: :https://www.youtube.com/watch?v=k_y06QCLUz4

Session 12 - 2 hrs

Magnification

Practice

Selection of low vision devices

VIDEO: https://www.youtube.com/watch?v=qgfBRGncUfc

Session 13 - 2 hrs

Galilean telescope Vs Keplarian Telescopes

VIDEO1:https://www.youtube.com/watch?v=CHnl8uszOt8

VIDEO2: https://www.youtube.com/watch?v=4DANl-2SsPM

Practice

Trial of low vision devices

VIDEO: https://www.youtube.com/watch?v=9Vk5bAEwV4g

Session 14 - 1 hr

Spectacle magnifiers

VIDEO: https://www.youtube.com/watch?v=RNGxHF_QZ6A

Practice

Dispensing of visual aids

VIDEO: https://www.youtube.com/watch?v=E1HFwIWCnLI

Session 15 - 1 hr

Hand Magnifiers

VIDEO:https://www.youtube.com/watch?v=AQkpmAsJ-OY

Practice

Rehabilitation methods

VIDEO:https://www.youtube.com/watch?v=aak9TyL2EAs

Session 16- 1 hr

Stand Magnifiers

VIDEO:https://www.youtube.com/watch?v=CKbRCU0B8RY

Session 17 - 1 hr

CCTV

VIDEO: https://www.youtube.com/watch?v=lPQSZqGEWRE

Session 18 - 1 hr

Bioptic telescopes

VIDEO:https://www.youtube.com/watch?v=SP4Crk-8qeE

Session 19 - 1 hr

Accessory low vision aids

VIDEO:https://www.youtube.com/watch?v=K9MMUZe0DTA

Session 20 - 2 hr

Selection of Low vision aids for distance, intermediate & near. Guidelines & training to use various aids

Session 21 - 2 hr

Conditions causes overall blurring of the visual field, Conditions causes central field defects, Conditions causes peripheral field defects

Session 22 - 2 hr

Conditions causes overall blurring of the visual field, Conditions causes central field defects, Conditions causes peripheral field defects

 

Session 23 - 2 hr

Conditions causes overall blurring of the visual field, Conditions causes central field defects, Conditions causes peripheral field defects

Session 24 - 2 hr

Conditions causes overall blurring of the visual field, Conditions causes central field defects, Conditions causes peripheral field defects

 

Session 25 - 2hrs

Light, glare & Contrast in Low vision care & Rehabilitation

VIDEO:https://www.youtube.com/watch?v=fj4l3mNIP5U

Session 26  - 2 hrs

Rehabilitation

VIDEO:https://www.youtube.com/watch?v=aak9TyL2EAs

Session 27 - 2 hrs

Children with low vision

Session 32 - 2 hrs

Genetics

VIDEO:https://www.youtube.com/watch?v=dKbh6eky0I0

 

Session 39 - 2 hrs

Genetics

Session 40 - 6 hrs

Rehabilitation of visually handicapped

VIDEO:https://www.youtube.com/watch?v=LdhWhH1z8Ko



Case Study presentations

Case presentation 1

Case presentation 1 Link:http://courseware.cutm.ac.in/wp-content/uploads/2020/05/Case-presentation-1-HEREDOMACULAR-DEGENERATION.pdf

Youtube link for Macular Degeneration examination:https://www.youtube.com/watch?v=nZhgPSSk6aE

Case presentation 2

Case presentation 2 Link:http://courseware.cutm.ac.in/wp-content/uploads/2020/05/Case-presentation-2-ALBINISM.pdf

Youtube link for Albinism:https://www.youtube.com/watch?v=rbY8unLLSnU

Case presentation 3

Case presentation 3 Link:http://courseware.cutm.ac.in/wp-content/uploads/2020/05/case-presentation-3-RETINITIS-PIGMENTOSA.pdf

Youtube link for Albinism:https://www.youtube.com/watch?v=Ss5oGiOiDMw


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