The eye book. A complete guide to eye disorders and health

593 Pages·2001·0.68 MB·English

by  Cassel G.

L A R G E P R I N T
e d i t i o n
T H E E Y E B O O K
A JOHNS HOPKINS PRESS HEALTH BOOK
The Eye Book
A Complete Guide
to Eye Disorders and Health
Gary H. Cassel, M.D.
Michael D. Billig, O.D.
Harry G. Randall, M.D.
                
The Johns Hopkins University Press
Baltimore & London
Note to the Reader:This book is not meant to substitute for professional eye care,
and decisions about treatment should not be based solely on its contents.In-
stead,treatment must be developed in a dialogue between the individual and
his or her eye care professional.Our book has been written to help with that di-
alogue.
© 1998 The Johns Hopkins University Press
All rights reserved.First edition 1998
LargePrintEdition2000
Printed in the United States ofAmerica on acid-free paper
9 8 7 6 5 4 3 2 1
The Johns Hopkins University Press
2715 North Charles Street
Baltimore,Maryland 21218-4363
www.press.jhu.edu
   -- 
Cassel,Gary H.,1953–
The eye book :a complete guide to eye disorders and health / Gary H.
Cassel,Michael D.Billig,Harry G.Randall.—Large print ed.
p. cm.— (A Johns Hopkins Press health book)
Includes bibliographical references and index.
ISBN 0-8018-6520-4 (pbk.:alk.paper)
1.Eye—Diseases—Popular works. 2.Eye—Popular works. 3.Large
type books. I.Billig,Michael D.,1956– II.Randall,Harry G.,1934–
III.Title. IV.Series.
RE51.C34 2001
617.7—dc21 00-055275
A catalog record for this book is available from the British Library.
Illustrations by Jacqueline Schaffer
A webpage for this book and an e-mail link to the authors are located within
the Johns Hopkins University Press website at www.press.jhu.edu.
This book is dedicated to all our patients, who over the
years have helped us realize that caring is one of the
most important aspects of eye care.

Contents
List of Figures ix
Foreword,by Morton F.Goldberg,M.D.,F.A.C.S. xii
Preface xiv
PART I Introduction
1.A Guide to the Adult Eye 3
2.How Our Vision Changes over Time 21
PART II Getting to 20/20
3.The Eye Exam 51
4.All about Eyeglasses 79
5.Contact Lenses:Everything You Need to Know 117
6.Refractive Surgery:Don’t Discard Those Spectacles
Just Yet 174
PART III The Big Problems for Aging Eyes
7.Cataracts 191
8.Glaucoma,the “Silent Thief ” 244
9.Age-Related Macular Degeneration 291
viii / CONTENTS
PART IV Other Eye Problems: Diagnosis
and Treatment
10.The Eyelids 313
11.The Cornea 329
12.The Conjunctiva 342
13.The Complicated World of Tears 353
14.The Uvea:Iris,Ciliary Body,and Choroid 372
15.The Retina and Vitreous 378
16.The Optic Nerve 396
PART V Other Things You Need to Know
17.Eye Trauma and Emergencies 407
18.General Health Problems That Can Affect the Eyes 419
19.Coping with Low Vision 476
20.Common Medications That Affect the Eyes 492
APPENDIX A Guide to Eye Medications and
Their Side Effects 505
Signs and Symptoms Index 538
General Index 546
Figures
1.1. Anatomy of the Eye 6
1.2. The Cornea, Iris, Pupil, and Lens 12
1.3. The Lens 12
1.4. Retina, Choroid, and Sclera, and Neural
Connections in the Retina 14
1.5. The Retina 16
1.6. Eye Muscles 16
1.7. How We See 18
1.8. Crossover System between the Eyes and the Brain
19
2.1. Normal Eye, Nearsighted Eye, and Farsighted Eye
24
2.2. Astigmatism 28
2.3. Presbyopia 30
2.4. Binocular Fusion System 38
3.1. Slit Lamp Biomicroscope 62
3.2. Slit Lamp Biomicroscope with Applanation
Tonometer 62