1;Foreword;5 2;Preface;7 3;Contents;8 4;Contributors;22 5;Optic Nerve: The Glaucomatous Optic Nerve;31 5.1;1.1 Why is the Optic Nerve Important in the Diagnosis and Management of Glaucoma?;31 5.1.1;1.1.1 The Optic Nerve Head (ONH) is the Principal Site of Glaucomatous Damage to the Visual System;31 5.1.2;1.1.2 The Pathophysiology of Glaucomatous Damage is Separate from the Clinical Phenomenon of "Cupping";33 5.1.3;1.1.3 The Clinical Appearance and Behavior of the ONH Holds Clues as to the Etiology of a Given Optic Neuropathy;36 5.1.4;1.1.4 The Aged ONH Holds Important Clues About Susceptibility;37 5.1.5;1.1.5 How Age Influences the Susceptibility and Clinical Behavior of the ONH;37 5.1.6;1.1.6 Apart from the Aged ONH, Are There Some Nerves That are Mechanically More Sensitive to Damage?;39 5.2;Summary for the Clinician;39 6;Optic Nerve: Clinical Examination;44 6.1;2.1 How Should I Examine the Optic Nerve?;44 6.2;Summary for the Clinician;45 6.3;2.2 How Does One Establish the Borders of the Nerve and Follow the Neuroretinal Rim Contour?;46 6.4;Summary for the Clinician;46 6.5;2.3 How Does One Avoid Misinterpreting Rim Loss?;46 6.6;Summary for the Clinician;47 6.7;2.4 How Much Asymmetry Between Neuroretinal Rims and Nerves Is Important?;47 6.8;Summary for the Clinician;47 6.9;2.5 How Can I Estimate Disc Size and Compare Disc Size Between the Two Eyes?;47 6.10;Summary for the Clinician;48 6.11;2.6 How Quickly Can I Expect Optic Nerve Change to Occur?;48 6.12;Summary for the Clinician;48 6.13;2.7 If I See a Disc Hemorrhage on Healthy Appearing Neuroretinal Rim, How Soon Can I Expect to See a Change in the Rim?;48 6.14;Summary for the Clinician;49 7;Optic Nerve: Heidelberg Retinal Tomography;51 7.1;3.1 What Indices Should I Use to Help Me Interpret the Heidelberg Retinal Tomograph (HRT) Printout?;51 7.2;Summary for the Clinician;55 7.3;3.2 How Big a Change is Meaningful in the Numbers on an HRT Printout?;56 7.4;Summary for the Clinician;57 7.5;3.3 How Does the HRT Detect Progression?;57 7.5.1;3.3.1 Trend Analysis;57 7.5.2;3.3.2 Topographical Change Analysis (TCA);58 7.6;Summary for the Clinician;61 7.7;3.4 Can I Use the HRT Clinically to Diagnose Glaucoma and Glaucomatous Progression? How Certain Can I Be that the Progressio;61 7.8;Summary for the Clinician;62 8;Optic Nerve: Scanning Laser Polarimetry;63 8.1;4.1 What is the Physical Principle Behind Scanning Laser Polarimetry (SLP)?;63 8.1.1;4.1.1 How has Scanning Laser Polarimetry Evolved?;63 8.1.2;4.1.2 What is GDxVCC (Variable Corneal Compensation)?;64 8.1.3;4.1.3 What is GDxECC (Enhanced Corneal Compensation)?;64 8.2;Summary for the Clinician;64 8.3;4.2 How is Image Quality and Artifact Assessed on the GDxVCC Printout?;65 8.4;Summary for the Clinician;66 8.5;4.3 Can I Use the Scanning Laser Polarimetry Report to Diagnose Glaucoma?;66 8.6;Summary for the Clinician;68 8.7;4.4 Can I Use Scanning Laser Polarimetry to Assess Progression of Optic Nerve Damage?;68 8.7.1;4.4.1 Detection of Progression with SLP;68 8.8;Summary for the Clinician;69 9;Optic Nerve: Optical Coherence Tomography;72 9.1;5.1 What Indices Should I Use to Help Me Interpret the OCT Optic Nerve Head Analysis Report?;72 9.2;Summary for the Clinician;75 9.3;5.2 What Indices Should I Use to Help Me Interpret the "RNFL Thickness Average Analysis Report" Printout?;75 9.4;Summary for the Clinician;76 9.5;5.3 Can OCT Detect Progression? How Big a Change is Meaningful in the Numbers on an OCT Printout?;76 9.6;Summary for the Clinician;78 9.7;5.4 Can I Use OCT Clinically to Diagnose Glaucoma? How Certain Can I Be that the Diagnosis is Real?;78 9.8;Summary for the Clinician;79 9.9;5.5 Should I Incorporate Spectral Domain-OCT into My Practice?;79 9.10;Summary for the Clinician;80 10;Optic Nerve: Comparison of Technologies;81 10.1;6.1 Why Image the Optic Nerve?;81 10.1.1;6.1.1 Confocal Scanning Laser Ophthalmoscope;81 10.1.2;6.1.2 Optical Coherence Tomography (OCT);83 10.1.3;6.1.3 Scanning Laser Polarimetry (SLP);85 10.2;Summa