Barnett, Melissa.

Contemporary Scleral Lenses : Theory and Applications. - 1st ed. - 1 online resource (508 pages) - Ophthalmology: Current and Future Developments ; v.4 . - Ophthalmology: Current and Future Developments .

Intro -- CONTENTS -- FOREWORD -- PREFACE -- ACKNOWLEDGEMENTS -- List of Contributors -- PROLOGUE -- DON EZEKIEL -- PERRY ROSENTHAL -- RIENTS VISSER -- KEN PULLUM -- MELISSA BARNETT AND LYNETTE JOHNS -- REFERENCES -- History of Scleral Lenses -- Timothy J. Bowden1,† and Melissa Barnett2,* -- INTRODUCTION -- EARLY THEORISTS -- THE EVOLUTION OF THE SCLERAL LENS -- THE RE-EMERGENCE OF SCLERAL LENSES -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- SCLERAL LENS TIMELINE -- REFERENCES -- Scleral Lens Anatomy -- Lynette K. Johns1,* and Melissa Barnett2 -- INTRODUCTION -- ISO TERMINOLOGY -- THE OPTIC ZONE -- Optic Zone Terminology -- Optic Zone Functionality -- MID-PERIPHERAL ZONE -- Fenestrations -- INTERMEDIATE ZONE -- LANDING ZONE -- Features of the Landing Zone -- Toricity -- Breaches and Channels -- Notch / Microvault / Edge Vault -- Lens Dots and Laser Markings -- SUMMARY -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Understanding Anterior Ocular Surface Shape -- Eef van der Worp1,2,*, Gregory DeNaeyer3 and Patrick Caroline2 -- INTRODUCTION -- TOPOGRAPHY -- Keratometry & -- Corneal Topography -- Elevation Data -- Beyond the Corneal Borders -- Tangential Shape -- Nasal Flattening -- Ocular Sagittal Height (OC-SAG) -- Terminology -- The Model Eye -- Comparing Instruments -- LENS FITTING -- Corneal GP or Scleral GP? -- Scleral Lens Fitting & -- Anterior Ocular Surface Shape -- Optics -- Scleral Lens Blanching & -- Compression -- Conjunctival Prolapse -- CLINICAL CASES -- Case #1 -- Case #2 -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Scleral Lens Optics -- Muriel Schornack* -- INTRODUCTION -- Tear Lens Power -- Further Optical Considerations -- Future Possibilities -- Improved Lens Stabilization/Centration -- Correction of Higher Order Aberrations -- Incorporation of Scleral Lenses into Telescope Systems. CONCLUSION -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Medical Indications for Scleral Lens Use -- Muriel Schornack* -- INTRODUCTION -- Visual Improvement -- Primary Corneal Ectasia -- Acquired Corneal Ectasia -- Corneal Transplant -- Post-refractive Surgery -- Corneal Scarring/Ocular Trauma -- Ocular Surface Protection and Restoration -- Inflammatory Ocular Surface Disease -- Immune-Complex Mediated Ocular Surface Disease -- Autoimmune Disease-Associated Keratoconjunctivitis Sicca -- Neuropathic Ocular Surface Disorders -- Neurotrophic Keratopathy -- Exposure Keratopathy -- Ocular and Orbital Trauma -- Limbal Stem Cell Deficiencies -- Corneal Dystrophy/Degeneration -- Persistent Epithelial Defects -- Undifferentiated Dry Eye Disease -- NOVEL APPLICATIONS -- SUMMARY OF MEDICAL INDICATIONS -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Scleral Lenses for the Regular / Normal / Non-Diseased Cornea -- Langis Michaud* -- INTRODUCTION -- Why Consider Scleral Lenses for Regular Corneas? -- Conventional Contact Lens Dropout Rates -- Benefits of Scleral Lenses for Regular Corneas -- Comfort -- Visual Acuity/Optics -- Lens Behavior in Presbyopia -- Scleral Lens Limitations -- Physiological Issues -- Handling -- Scleral Lenses Compared to other Options, Including Refractive Surgery -- Specific Populations with Regular Corneas -- Higher-Order Aberration Control -- Risk/Benefit Ratio -- Lens-Induced Astigmatism -- Design/Fit and Wear -- Lens Care -- Environmental Factors -- CONCLUSION -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Instrumentation -- Jeffrey Sonsino1, S. Barry Eiden2,* and Randy Kojima3 -- INTRODUCTION -- Anterior Segment Optical Coherance Tomography -- What is OCT? -- Pachymetry -- Scleral Topography -- Scheimpflug Tomography -- Specular Microscopy -- Confocal Microscopy. Placido-Based Corneal Topography -- SUMMARY -- DISCLOSURES -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Initial Lens Selection -- Jason Jedlicka* -- INTRODUCTION -- PRE-LENS SELECTION CONCEPTS: WHAT CONSTITUTES AN IDEAL FIT? -- Proper Corneal Clearance: Recognize the Corneal Shape -- Achieving Limbal Clearance: Recognize the Corneal Diameter -- Scleral Alignment: The Next Frontier -- Choosing a Diagnostic Set -- Preparing for Initial Lens Selection: Considerations -- Measuring Sagittal Depth of the Eye -- Sagittal Height at 10mm -- Sagittal Height by OCT or Tomographer -- Putting in the Effort: Benefits to the Practitioner and Patient -- Opening up the Fitting Set: Which Lens to Select? -- Use of Fitting Guides -- Software Guided Fitting for Initial Lens Selection -- Corneal Topography Guided Software -- Scleral Topography Guided Software -- SUMMARY -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Scleral Lens Evaluation -- Lynette K. Johns1,*, Jennifer Anne McMahon2 and Melissa Barnett3 -- GROSS EVALUATION OUTSIDE OF THE SLIT LAMP -- Bubble Check -- Surface Wettability -- Movement -- Scleral Landing Zone Patterns -- SLIT LAMP EVALUATION OF THE SCLERAL LENS -- Apical Clearance with Fluorescein and Diffuse Cobalt Illumination -- Apical and Limbal Clearance with Fluorescein and Optic Section -- Measurement of Apical Clearance -- How Much Clearance is Ideal? -- Scleral Landing Zone Evaluation -- Compression -- Impingement -- Edge Lift/Standoff -- Utilizing Toric or Quadrant-Specific Designs -- Movement -- Lens Decentration -- Conjunctival Prolapse -- FOLLOW-UP SCLERAL LENS AND EYE EVALUATION -- Follow-up Case History -- Visual Acuity -- Follow-up Slit Lamp Evaluation of Lens -- Front Surface -- Measurement of Clearance -- Evaluation of the Post-Lens Tear Reservoir -- Landing Zone Evaluation -- Fluorescein Assessment. Assessment of Lens Removal -- Assessment of the Cornea -- Assessment of Conjunctiva and Sclera -- Hyperemia -- Conjunctival Staining -- Impression Ring -- Determination of Quality of Lens Optics -- SUMMARY -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Documentation -- Bruce Baldwin* -- INTRODUCTION -- Initial Encounter - New Patient -- Consultation -- Self-Referral -- Fitting After Examination by Another Provider -- Medical and Ocular History -- History of Present Illness (HPI) and Medical History -- Ocular Trauma -- Ocular Surgery -- Neurological and Motility Disorders -- Anterior Segment Disease -- Past Ocular Treatments -- Contact Lens History -- Visual Function -- Visual Acuity -- Manifest Refraction -- Eye Examination Data -- Slit Lamp Findings -- Eyelids and Eyelashes -- Cornea -- Conjunctiva -- Assessment and Documentation of Common Conditions in the Scleral Lens Practice -- Other Systemic Conditions -- Autoimmune Conditions -- Stevens-Johnson Syndrome (SJS) -- Graft vs Host Disease (GvHD) -- Radiation Therapy -- Other Systemic Conditions -- Documentation of Scleral Lens Fit -- Lens Clearance (Vault) -- The Landing/Landing Zone -- Tear Exchange -- Additional Fit Parameters and Observations -- Centration and Movement -- Surface and Chamber Debris -- Documentation of Ordered Lens Parameters -- Subsequent Encounter - Dispensing or Follow-up -- Dispensing a New Lens -- Documentation with Imaging -- Scheimpflug Imagery -- Slit Lamp Camera -- Anterior Segment Optical Coherence Tomography (OCT) -- SUMMARY -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Examination Flow for Scleral Lens Fitting -- Brooke Messer1,* and Stephanie Woo2 -- THE INITIAL EXAMINATION -- Insurance Authorization -- Case History -- Visual Acuity -- Refraction -- Slit Lamp Evaluation and Photodocumentation -- Eyelids and Lashes -- Conjunctiva. Anterior Chamber and Iris -- Lens -- Cornea -- Retina -- Contact Lens Evaluation -- Special Testing -- INITIAL SCLERAL LENS FITTING -- Lens Diameter -- Lens Shape -- Diagnostic Lens Selection -- Lens Evaluation -- FOLLOW UP EXAMINATIONS -- Initial Dispensing Visit -- Continuation of Care Schedule -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Scleral Lens Complications and Problem Solving -- Karen G. Carrasquillo1,*, Michael J. Lipson2, Damon J. Ezekiel3, Lynette K. Johns4 and Melissa Barnett5 -- INTRODUCTION -- Corneal Edema -- Problem Solving Corneal Edema -- Bullae -- Problem Solving Bullae -- Epithelial Bogging -- Problem solving Epithelial Bogging -- Corneal Neovascularization -- Problem Solving Neovascularization -- Limbal Bearing -- Problem Solving Limbal Bearing -- Corneal and Conjunctival Staining/Excessive Hyperemia -- Problem Solving Corneal and Conjunctival Staining/Hyperemia -- Conjunctival Impression Ring -- Problem Solving Impression Ring -- Conjunctival Hypertrophy -- Problem Solving Conjunctival Hypertrophy -- Conjunctival Keratinization -- Problem Solving Conjunctival Keratinization -- Conjunctival Prolapse -- Problem Solving Conjunctival Prolapse -- Midday Fogging -- Mucus Debris -- Fogging Associated with Atopic Disease -- Meibomian Debris -- Managing Reservoir Debris -- Optimizing the Tear Reservoir -- Poor Anterior Surface Wettability -- Front Surface Debris -- Alternative Strategies -- Problem Solving Midday Fogging -- Poor Vision -- Problem Solving Poor Vision -- Asthenopia and Visual Adaptation -- Problem Solving Asthenopia and Visual Adaptation -- Comfort -- Problem Solving Comfort -- Handling Complications -- Application -- Removal -- Problem Solving Handling Complications -- SUMMARY -- CONFLICT OF INTEREST -- ACKNOWLEDGEMENTS -- REFERENCES -- Scleral Lens Handling -- Melissa Barnett1,* and Mindy Toabe2. INTRODUCTION.

9781681085661


Contact lenses-Complications.


Electronic books.

RE977.C6 .C668 2017

617.7523