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Mastering Corneal Collagen Cross-linking Techniques
Ashok Garg, David O Brart, A John Kanellopoulos, Carlo F Lovisolo
CHAPTER 1:
Corneal Collagen Cross linking (C3-R)-A Promising Technique
INTRODUCTION
WHAT IS CROSS-LINKING?
PHYSIOLOGY OF COLLAGEN CORNEAL CROSS-LINKING
INDICATIONS FOR C3-R TREATMENT
EXCLUSION CRITERIA
PARAMETERS FOR C3-R TREATMENT
PREOPERATIVE WORK UP FOR C3-R TREATMENT
STEPS OF C3-R TECHNIQUE (FIG. 1.4)
POSTOPERATIVE FOLLOW-UP
FUTURE PROSPECTS
CHAPTER 2:
Corneal Biomechanical Properties
INTRODUCTION
TERMINOLOGY
Corneal Hysteresis
Corneal Resistance Factor
OCULAR RESPONSE ANALYZER ORA
CORNEAL BIOMECHANICAL PROPERTIES IN NORMAL, KERATOCONIC EYES AND POSTLASIK EYES
CHAPTER 3:
Assessment and Risk Factors for Corneal Ectasia following Laser In Situ Keratomileusis and its Assessment
INTRODUCTION
ASSESSMENT
CORNEAL TOPOGRAPHY
ORBSCAN
PENTACAM
RISK FACTORS
ACKNOWLEDGMENTS
CHAPTER 4:
Avoiding Keratoconus in Patients undergoing Refractive Surgery
INTRODUCTION
CHAPTER 5:
Clinical Significance of Collagen Corneal Cross-linking in Post-LASIK Corneal Ectasia
POST-LASIK CORNEAL ECTASIA
RISK FACTORS
THERAPEUTIC OPTIONS
COLLAGEN CROSS-LINKING
SURGICAL TECHNIQUES
RESULTS
Clinical Results
Biomechanical Results
COMBINED TREATMENTS
POTENTIAL COMPLICATIONS AND PREVENTIONS
CHAPTER 6:
Biophysical Aspects of Collagen, Corneal Cross-linking Covering Details about UV-A and Riboflavin and their Mechanism of Action on the Cornea
RELEVANT ANATOMY
BACKGROUND
SURGICAL TECHNIQUE
STUDIES
Risks and Side Effects
CHAPTER 7:
The Importance of Epithelial Debridement for Riboflavin Absorption Prior to Riboflavin/ Ultraviolet-A (UV-A) Corneal Collagen Cross-linkage Therapy: A Laboratory Study Using Spectrophotometry in Porcine Corneas
INTRODUCTION
METHODOLOGY OF OUR STUDIES18,19
RESULTS FROM OUR STUDIES18–19
DISCUSSION
CONCLUSION
CHAPTER 8:
Indication and contraindications: Traditional Technique Vs Transepithelial Technique
INTRODUCTION
PRESENT
PERSONAL EXPERIENCE
RESULTS
FUTURE
CHAPTER 9:
Considerations Endothelial on Safety in UV-A-Cross-linking Treatment
ABSTRACT
INTRODUCTION
MATERIALS AND METHODS
Materials
Methods
RESULTS
DISCUSSION
ACKNOWLEDGEMENTS
CHAPTER 10:
Corneal Collagen Crosslinking with Riboflavin and Ultraviolet-A light Step by Step Technique
INTRODUCTION
TECHNIQUE BACKGROUND
RIBOFLAVIN AND ULTRAVIOLET A LIGHT
PREPARATION OF 0.1% RIBOFLAVIN SOLUTION
STEP BY STEP TECHNIQUE
SAFETY
MORE RESEARCH REQUIRED
CHAPTER 11:
Advances in CorneoplastiqueTM: Art of Laser Vision Surgery
INTRODUCTION
Corneoplastique™ IN ACTION
CHAPTER 12:
Applications of Collagen Corneal Cross linking
INTRODUCTION
BASIC SCIENCE BEHIND C3-R TREATMENT
MECHANISM OF C3-R TREATMENT
APPLICATIONS
C3R AND POSTLASIK ECTASIA
C3-R WITH INTACS
C3-R ENHANCED PRK IN KERATOCONIC EYES
C3-R FOR PROGRESSIVE HYPEROPIC FOLLOWING RK
C3-R TREATMENT IN PELLUCID MARGINAL DEGENERATION
PREGNANCY AND ESTROGEN
C3-R AND PSEUDOPHAKIC BULLOUS KERATOPATHY
C3-R AND IOP VALUES
CORNEAL MELTS AND C3-R
INFECTIOUS CORNEAL ULCERS AND C3-R
CONCLUSIONS
CHAPTER 13:
Cross-linking Plus Topography guided PRK for Post-LASIK Ectasia Management
INTRODUCTION
OPTIONS FOR TREATMENT
IMPROVEMENT IN VISUAL ACUITY
TREATMENT OF IATROGENIC KERATECTASIA
A Similar Example Follows (Figures 13.2A to E)
MINIMAL CORNEAL THICKNESS
CHAPTER 14:
INTACS and Corneal Collagen Cross-linking with Riboflavin and Ultraviolet-A as a combined Treatment for Irregular Astigmatism
INTRODUCTION
INTRACORNEAL RING SEGMENTS' AND IRREGULAR ASTIGMATISM
Clinical Outcomes
CORNEAL COLLAGEN CROSS-LINKING AND IRREGULAR ASTIGMATISM
Clinical Outcomes
INTACS COMBINED WITH CORNEAL COLLAGEN CROSS-LINKING AND IRREGULAR ASTIGMATISM
CONCLUSION
CHAPTER 15:
Transepithelial Cross-linking for the Treatment of Keratoconus: Concepts
INTRODUCTION
CORNEAL COLLAGEN NETWORKS
PHOTOCHEMICAL CROSS-LINKING
RIBOFLAVIN-UV-A TREATMENT
CORNEAL EPITHELIUM
CHAPTER 16:
Corneal Collagen Cross linking in Keratoconus
INTRODUCTION
EFFECTS OF CROSS-LINKING ON CORNEAL STROMA
Biomechanical Effects
Thermomechanical Effects
Morphological Effects
Effect on Collagenase Resistance
Biochemical Effects
Effects on Hydration Behavior
EFFECTS OF CROSS-LINKING ON KERATOCYTES
Indications in Keratoconus
Contraindications in Keratoconus
The Surgical Procedure
Follow-up
CLINICAL RESULTS
RISKS AND SIDE EFFECTS
CHAPTER 17:
Corneal Collagen Cross-linking with Riboflavin (C3-R) Combined with Intrastromal Ring Segment Implantation and Overnight Contact Lens Molding in Keratoconus
INTRODUCTION
PURPOSE, METHODS AND MATERIALS
LINK TO THE VIDEO
LINK TO THE VIDEO
RESULTS
DISCUSSION AND CONCLUSION
CHAPTER 18:
Transepithelial Cross-linking Treatment in Eyes with INTACS
INTACS EFFECT ON KERATOCONIC EYES
CROSS-LINKING EFFECT IN EYES WITH INTACS
Epithelium and Cornea Permeability
Surgical Technique
Statistical Analysis
RESULTS
CONCLUSION
CHAPTER 19:
Re-shaping Keratoconus: Laser PRK followed by Corneal Cross-linking
INTRODUCTION
GULANI CLASSIFICATION SYSTEM FOR LASER SURGERY IN KERATOCONUS
Laser as Primary Treatment
Laser as Staged Secondary Treatment
DISCUSSION AND RESULTS
C3-R® (COLLAGEN CROSS-LINKING)
BOXER WACHLER 10 STEP C3-R® PROTOCOL
C3-R®, A MANDATED STAGE II FOLLOWING THE RESHAPING OF KERATOCONUS?
CHAPTER 20:
Cross-linking in Keratoccinus: Advantages and Disadvantages
INTRODUCTION
CHAPTER 21:
Corneoplastics using Corneal Collagen Cross linking and Intracorneal Rings for Keratoconus and LASIK Ectasia
INTRODUCTION
COMBINING NEW AND OLD TECHNIQUES
UNFINISHED BUSINESS
COMBINING TREATMENTS EXPERIENCES
CROSS-LINKING AND PRK
CHAPTER 22:
Collagen Corneal Cross-linking Different Techniques
INTRODUCTION
SEILER CROSS-LINKING TECHNIQUE
CLINICAL TRIAL CONFIRMS EFFICACY OF COLLAGEN CROSS-LINKING
CAPOROSSI CROSS-LINKING TECHNIQUE SIENA EYE CROSS PROJECT
WHAT IS DIFFERENT ABOUT SIENA EYE CROSS PROJECT?
THE RESULTS
KANELLOPOULOS INTRALASE CROSSLINKING TECHNIQUE
METHODS
RESULTS
SANCHEZ-LEÓN MODIFIED TECHNIQUE FOR LASIK ECTASIA
PTK CROSS-LINKING TECHNIQUE
SIMULTANEOUS TOPO-GUIDED PRK AND CROSS-LINKING
CHAPTER 23:
Posterior Corneal Changes in Refractive Surgery
INTRODUCTION
TOPOGRAPHY
ORBSCAN
PRIMARY POSTERIOR CORNEAL ELEVATION
Posterior Corneal Topography
Preexisting Posterior Corneal Abnormalities
Agarwal Criteria to Diagnose Primary Posterior Corneal Elevation
IATROGENIC KERATECTASIA
EFFECT OF POSTERIOR CORNEAL CHANGE ON IOL CALCULATION
CHAPTER 24:
Complications with the Use of Collagen Cross-linking
INDEX
TOC
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