Vision Screening of The Preschool ChildPDF电子书下载

Ⅰ INTRODUCTION 1

Ⅱ MATERIALS AND METHODS:background and description 4

Page 6．Picture caption should read＂Allen Picture Cards＂ 7

Page 7．Picture caption should read＂Osterberg Chart＂ 8

Page 15．Line 10，right column，should read 8

＂project at 962 Parker Street＂ 9

Dominance 11

Color 12

Questionnaire 12

Ⅲ THE SUBJESTS 14

Ⅳ OPERATING PROCEDURES 17

Ⅴ FINDINGS 19

Testability and nontestability on individual tests 19

Visual acuity-＂Stycar＂ 20

Visual Acuity-Naming pictures and toys 22

Visual Acuity-Indicating directions 24

Visual Acuity-Eliciting OKN 26

Muscle Balance 27

Performance 29

Dominance 32

Color 34

Findings on Questionnaire 34

Composite Test Findings：Testability and Nontestability 36

Visual Acuity 36

Muscle Balance 39

Performance 39

Dominance 40

Color 40

Composite Test Findings：Passing and Failing 42

Visual Acuity＂Stycar＂ 42

Visual Acuity-Naming pictures and toys 45

Visual Acuity-Indicating directions 45

Visual Acuity-Eliciting OKN 45

Muscle Balance 46

Performance 46

Dominance 46

Color 46

Questionnaire 47

Ⅵ．FOLLOWUP OF SUBOPTIMAL FINDINGS 48

Children Recommended for Followup 48

Retests 51

Ⅶ．DISCUSSION 55

Tests 55

Visual Acuity-＂Stycar＂ 55

Visual Acuity-Naming pictures and toys 57

Visual Acuity-Indicating directions 57

Visual Acuity-Eliciting OKN 58

Muscle Balance 58

Performance 59

Dominance 60

Color 61

Questionnaire 61

Referrals 62

Ⅷ．CONCLUSIONS AND RECOMMENDATIONS 64

Possible Program for Immediiate Use 64

Age of children to be screened 64

Tests 64

Place 64

Major Problems of Preschool Vision Screening Programs 65

Tests 65

Followup 65

Areas for Further Investigation 65

Objective vision tests 65

Normal visual development 65

Current preschool screening programs 66