Resolving dilemmas in perimetry : illustrated manual of visual field defects / / edited by Sagarika Patyal and Monica Gandhi

• Record Nr.: UNINA9910495238103321
• Pubbl/distr/stampa: Singapore : , : Springer, , [2021]; ©2021
• ISBN: 981-16-2601-4
• Descrizione fisica: 1 online resource (185 pages)
• Disciplina: 617.715
• Soggetti: Perimetry; Perimetria; Llibres electrònics
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Nota di contenuto: Intro -- Preface -- Contents -- About the Editors -- 1: What Is Perimetry and How to Obtain the Best Results? -- References -- 2: Incorporating Perimetry in Managing Glaucoma -- 2.1 Introduction -- 2.2 The Role of Perimetry in the Management of Glaucoma is Multifold -- 2.2.1 To Help in Diagnosis of Glaucoma -- 2.2.2 Staging the Disease Based on Visual Fields -- 2.2.3 Detecting and Monitoring Progression -- 2.3 Limitations of Standard Automated Perimetry (SAP) -- 2.4 Other Forms of Visual Field Testing -- 2.5 Conclusion -- References -- 3: Interpretation of a Humphrey Single Visual Field Printout -- 3.1 Sequence for Interpretation of a Single Field -- 3.2 Summary -- References -- 4: Challenges in Interpreting Perimetry in Glaucoma -- 4.1 Introduction -- 4.1.1 Challenge 1: Is This the Printout of My Patient? -- 4.1.2 Challenge 2: Why Do I Need the Date of Birth to Be Accurate? -- 4.1.3 Challenge 3. What Is the Fixation Loss Telling Me? -- 4.1.4 Challenge 4: What Should I Do with a Field with High False Positives? -- 4.1.5 Challenge 5: What Is the Interpretation for High False Negative? -- 4.1.6 Challenge 6: What Can I Pick Up from the Gray Scale? -- 4.1.7 Challenge 7: If the Total Deviation Plot Is Similar to the Pattern Deviation Plot. What Does it Mean? -- 4.1.8 Challenge 8: What Do the Probability Symbols Tell us? -- 4.1.9 Challenge 9: How Much Importance Do I Attach to the GHT? ; -- 4.1.10 Challenge 10: How Should the VFI Be Assessed? -- 4.2 Practical Tips Which Can Help Standardize the Process -- 4.3 Factors Affecting the Variability of the Visual Field Tests [11] -- 4.4 Summary -- References -- 5: Evaluating Progression on Perimetry -- 5.1 Progression -- 5.2 Patterns of Progression -- 5.3 Criteria for Progression Are as Follows -- 5.4 Importance of Finding Out Progression.; 5.5 The Guided Progression Analysis (GPA) Software on HFA -- 5.5.1 Event Analysis -- 5.5.2 Trend Analysis -- 5.6 Rate of Progression -- 5.7 The Guided Progression Analysis (GPA -- Carl Zeiss Meditec, Inc., Dublin, CA) -- 5.8 Reading the GPA Printout -- 5.8.1 First Part -- 5.8.1.1 Baseline Tests (Fig. 5.1) -- 5.8.2 Second Part: I -- 5.8.2.1 Progression Analysis (Fig. 5.2) -- 5.8.3 Second Part: II -- 5.8.3.1 Progression Bands (Fig. 5.3) -- 5.8.4 Third Part -- 5.8.4.1 Recent Visual Field Report with Progression Analysis (Fig. 5.4) -- 5.9 Progression Artifacts -- 5.10 Case 1 -- 5.10.1 OD ONH Color Photo -- 5.10.2 OS ONH Color Photo -- 5.10.3 OD GPA -- 5.10.4 OS GPA -- 5.11 Case 2 -- 5.11.1 OS ONH Color Photo -- 5.11.2 OS ONH Red-Free Photo -- 5.11.3 OS OCT -- 5.11.4 OS GPA -- 5.12 Case 3 -- 5.12.1 OD ONH Colour Photo -- 5.12.2 OD ONH Red-Free Photo -- 5.12.3 OD GPA -- 5.13 Case 4 -- 5.13.1 OS ONH Color Photo -- 5.13.2 OS ONH Red-Free Photo -- 5.13.3 OS GPA -- 5.14 Case 5 -- 5.14.1 OD ONH Colour Photo -- 5.14.2 OD ONH Red-Free Photo -- 5.14.3 OD GPA -- 5.14.3.1 Advanced Glaucoma -- 5.15 Case 6 -- 5.15.1 OD ONH Colour Photo -- 5.15.2 OD ONH Red-Free Photo -- 5.15.3 OD GPA 1 -- 5.15.4 OD GPA 2 -- 5.16 Case 7 -- 5.16.1 OD GPA 1 -- 5.16.2 OD GPA 2 -- 5.17 Case 8 -- 5.17.1 OD ONH Color Photo -- 5.17.2 OD ONH Red-Free Photo -- 5.17.3 OD GPA -- 5.18 Case 9 -- 5.18.1 OD ONH Color Photo -- 5.18.2 OD ONH Red-Free Photo -- 5.18.3 OU Combined Visual Field and ONH OCT Analysis Report -- 5.18.4 GPA -- 5.19 Case 10 -- 5.19.1 OD ONH Color Photo -- 5.19.2 OD ONH Red-Free Photo -- 5.19.3 OD GPA -- 5.19.4 OD: 10-2 Overview -- References -- 6: Interpretation of Octopus Visual Fields -- 6.1 Introduction to Octopus Perimeter -- 6.2 Interpretation of a Visual Field Test Report.; 6.2.1 Values: Sensitivity Threshold Display -- 6.2.2 Comparisons: With Normal Age Match -- 6.2.3 Corrected Comparisons: Eliminate the Effect of Diffuse Defect -- 6.2.4 Cumulative Defect Curve: The Bebie Curve -- 6.2.5 Probabilities Plots -- 6.2.6 Visual Field Global Indices -- 6.2.7 Patient and Examination Data -- 6.2.8 Symbols and Representations -- 6.3 Interpretation and Reporting of the 7 in 1 Single Field -- 6.3.1 Summary -- References -- 7: Progression Monitoring with an Octopus Perimeter -- 7.1 Introduction to Visual Field Progression on Octopus Perimeter -- 7.2 The EyeSuite Progression Analysis of Octopus Perimeter -- 7.2.1 Global Trend Analysis (GTA) -- 7.2.2 Cluster Progression of Visual Field Defects in Glaucoma -- 7.2.3 Polar Trend Analysis -- 7.2.3.1 Case Example [4] -- 7.2.3.2 Interpretation -- References -- 8: Structure-Function Relation in Humphrey Perimetry -- 8.1 Optic Nerve Head and Visual Fields -- 8.2 Preperimetric Glaucoma -- 8.3 Conclusion -- References -- 9: Structure-Function Relation in Octopus Perimetry -- 9.1 Introduction to Structure and Function on an Octopus Perimeter -- 9.2 Octopus Perimeter Representations Useful in Diagnosis -- 9.2.1 Cluster Analysis -- 9.2.2 Polar Analysis -- 9.3 Octopus Perimeter Representations Useful in Follow-up -- 9.3.1 Illustrative Example -- 9.4 Structure and Function the Current Status in Detecting Progression -- References -- 10: Check-Recheck: Visual Field Dilemmas in Retinal Disorders -- 10.1 Introduction -- 10.2 Clinical Situation 1: Humphrey ; Visual Field in Retinal Detachment -- 10.2.1 Case 1 -- 10.2.2 Case 2 -- 10.2.3 Case 3: Does Pars Plana Vitrectomy Carry the Same Results in Visual Field Changes as in Scleral Buckling? Does the Extent of Retinal Detachment Affect the Field Loss? -- 10.3 Clinical Situation 2: Humphrey Visual Field in Retinoschisis.; 10.3.1 Case 4: A Typical Retinoschisis -- 10.3.2 Case 5: Retinoschisis with Glaucoma -- 10.4 Clinical Situation 3: Humphrey Visual Field in Age-Related Macular Degeneration (ARMD) -- 10.4.1 Case 6: Correlation Between Humphrey Visual Field and Optical Coherence Tomography -- 10.4.2 Case 7: Humphrey Visual Field to Aid in Rehabilitation of Advanced ARMD Patient -- 10.5 Clinical Situation 4: The Vascular Occlusions -- 10.5.1 Case 8: Hemi-Central Retinal Vein Occlusion -- 10.5.2 Case 9: Old Lasered Branch Retinal Vein Occlusion -- 10.6 Clinical Situation 5: The Neurosensory Detachments -- 10.6.1 Case 10: Central Serous Chorioretinopathy or Glaucoma? -- 10.6.2 Case 11: Sudden Onset Visual Defect! -- 10.7 Clinical Situation 6: Macular Dystrophy and Visual Field Defect -- 10.7.1 Case 12: Central Scotomas -- References -- 11: Perimetry in Neurological Disorders -- 11.1 Introduction -- 11.2 Points to Ponder -- 11.3 Scenario 1: Orientation of the Visual Field Printouts for Interpretation -- 11.4 Scenario 2: Interpreting the Visual Field Test -- 11.4.1 Gray Zone Versus Pattern Standard Deviation Plot -- 11.5 Scenario 3: Correlation of Visual Fields with Patient's Clinical Findings -- 11.5.1 Localization of Lesions -- 11.6 Scenario 4: Lesions Involving the Optic Nerve -- 11.6.1 Case 5A -- 11.6.2 Case 5B -- 11.6.3 Case 5C -- 11.6.4 Case 5D -- 11.7 Scenario 5: Is it Glaucoma or Neuro-Ophthalmic-Related Field Damage? -- 11.7.1 Case 6.1 -- 11.7.2 Case 6.2 -- 11.8 Scenario 6: Visual Pathway Lesions -- 11.8.1 Case 7.1 -- 11.8.2 Case 7.2 -- 11.8.3 Case 8.1 -- 11.8.4 Case 8.2 -- 11.8.5 Case 8.3 -- 11.8.6 Case 8.4 -- 11.8.7 Case 8.5 -- 11.8.8 Case 8.6 -- 11.9 Scenario 7: Visual Field Defect Due to Raised Intracranial Pressure -- 11.9.1 Case 9 -- References -- 12: Effect of Media Opacities on Perimetry: A Vexing Clinical Problem.; References -- 13: Visual Field Defects with Tilted and Torted Optic Discs -- References.