Contact Lens & Anterior Eye
Volume 33, Issue 3 , Pages 112-118 , June 2010

The use of video-keratoscopy in predicting contact lens parameters for keratoconic fitting

References 

  1. Mandell RB. Contemporary management of keratoconus. Int Contact Lens Clin. 1997;24:43–58
  2. Rabinowitz Y. Keratoconus. Surv Ophthalmol. 1998;42:297–319
  3. Mannis M, Kadnik K. Contact lens fitting in keratoconus. CLAO J. 1989;15:283–288
  4. Betts AM, Mitchell LG, Zadnik K. Visual performance and comfort with the Rose K lens for keratoconus. Optom Vis Sci. 2002;79:493–501
  5. Crews MJ, Driebe WT, Stern GA. The clinical management of keratoconus: a 6 year retrospective study. CLAO J. 1994;20:194–197
  6. Rabinowitz YS. Keratoconus. Surv Ophthalmol. 1998;42:297–319
  7. Crews M, Driebe W, Stern GA. The clinical management of keratoconus: a 6 year retrospective study. CLAO J. 1994;20:194–197
  8. Szczotka LB, Thomas J. Comparison of axial and instantaneous videokeratographic data in keratoconus and utility in contact lens curvature prediction. CLAO J. 1998;24:22–28
  9. Chan JS, Mandell RB. Alignment effects in videokeratography of keratoconus. CLAO J. 1997;23:23–28
  10. Burger D, Zadnik K. Keratoconus: contact lenses for pre- and post-surgery. St. Louis, MO: Mosby; 1997;p. 21–52
  11. Mannis MJ, Zadnik K. Contact lens fitting in keratoconus. CLAO J. 1989;15:282–289
  12. McMonnies CW. Keratoconus fittings: apical clearance or apical support?. Eye Contact Lens. 2004;30:147–155
  13. Norman CW. Keratoconus contact lens fitting: what do we really know? (… and where do we learn it?). Contact Lens Anterior Eye. 2007;30:214
  14. Rose P. Improving a keratoconus lens design. Contact Lens Spectrum. 2005;20:38–42
  15. Rubenstein MP, Smith LM. Keratoconus and its management—a clinical survey. Optician. 1995;209:36–38
  16. Shephard AW. Keratoconus contact lens fitting. Br Contact Lens Assoc – Sci Meet. 1989;21–25
  17. Smiddy WE, Hamburg TR, Kracher GP, Stark WJ. Keratoconus. Contact lens or keratoplasty?. Ophthalmology. 1988;95:487–492
  18. Steele C. Contact lens fitting today—fitting for the irregular cornea. Optom Today (UK). 2005;45:32–39
  19. Woodward E. The role of rigid contact lenses in the management of keratoconus. J Br Contact Lens Assoc. 1991;14:211–217
  20. DeNaeyer GW, Breece R. Fitting techniques for a scleral lens design. Contact Lens Spectrum. 2009;34–37
  21. Gemoules G. A novel method of fitting scleral lenses using high resolution optical coherence tomography. Eye Contact Lens. 2008;34:80–83
  22. Pullum KW. The unique role of scleral lenses in contact lens practice. Contact Lens Anterior Eye. 1999;22:26–34
  23. Pullum KW, Buckley RJ. A study of 530 patients referred for RGP scleral contact lens assessment. Optom Today (UK). 1999;39:25–31
  24. Sindt CW. Basic scleral lens fitting and design. Contact Lens Spectrum. 2008;23:32–36
  25. Visser ES, Visser R, van Lier HJJ, Otten HM. Modern scleral lenses. Part I. Clinical features. Eye Contact Lens. 2007;33:13–20
  26. Ye P, Sun A, Weissman BA. Role of mini-scleral gas-permeable lenses in the treatment of corneal disorders. Eye Contact Lens. 2007;33:111–113
  27. Karabatsas CH, Cook SD. Topographic analysis in pellucid marginal corneal degeneration and keratoglobus. Eye. 1996;10(Pt 4):451–455
  28. Krachmer JH, Feder RS, Belin MW. Keratoconus and related noninflammatory corneal thinning disorders. Surv Ophthalmol. 1984;28:293–322
  29. Lawless M, Coster DJ, Phillips AJ, Loane M. Keratoconus: diagnosis and management. Aust NZJ Ophthalmol. 1989;17:33–60
  30. Lee BW, Jurkunas UV, Harissi-Dagher M, Poothullil AM, Tobaigy FM, Azar DT. Ectatic disorders associated with a claw-shaped pattern on corneal topography. Am J Ophthalmol. 2007;144:154–156
  31. Maguire LJ, Klyce SD, McDonald MB, Kaufman HE. Corneal topography of pellucid marginal degeneration. Ophthalmology. 1987;94:519–524
  32. Bufidis T, Konstas AG, Mamtziou E. The role of computerized corneal topography in rigid gas permeable contact lens fitting. CLAO J. 1998;24:206–209
  33. Nosch DS, Ong GL, Mavrikakis I, Morris J. The application of a computerised videokeratography (CVK) based contact lens fitting software programme on irregularly shaped corneal surfaces. Contact Lens Anterior Eye. 2007;30:239–248
  34. Rabinowitz YS, Garbus JJ, Garbus C, McDonnell PJ. Contact lens selection for keratoconus using a computer-assisted videophotokeratoscope. CLAO J. 1991;17:88–93
  35. Rabinowitz YS. Videokeratographic indices to aid in screening for keratoconus. J Refract Surg. 1995;11:371–379
  36. Zadnik K. Meet the challenge of fitting the irregular cornea. Rev Optom. 1994;131:77–83
  37. Sorbara L, Luong J. Contact lens fitting guidelines for the keratoconic patient using videokeratograhic data. Pract Optom. 1999;10:238–243
  38. Lu F, Sorbara L, Simpson T, Fonn D. Corneal shape and optical performance after one night of corneal refractive therapy for hyperopia. Optom Vis Sci. 2007;84:357–364
  39. Buege T, Hanna R, Grosvenor T. A clinical comparison of corneal topography data obtained by keratometry and videokeratoscopy. Int Contact Lens Clin. 1996;23:142–148
  40. Moura RC, Bowyer BL, Stevens SX, Rowsey JJ. Comparison of three computerized videokeratoscopy systems with keratometry. Cornea. 1998;17:522–528
  41. Chan JS, Mandell RB, Burger DS, Fusaro RE. Accuracy of videokeratography for instantaneous radius in keratoconus. Optom Vis Sci. 1995;72:793–799
  42. Sonmez B, Doan MP, Hamilton DR. Identification of scanning slit-beam topographic parameters important in distinguishing normal from keratoconic corneal morphologic features. Am J Ophthalmol. 2007;143:401–408
  43. Norman C, Caroline PJ. Step-by-step approach to managing keratoconus patients with RGPs. Contact Lens Forum. 1986;11:25–31
  44. Leung KK. RGP fitting philosophies for keratoconus. Clin Exp Optom. 1999;82:230–235
  45. Sorbara L, Chong T, Fonn D. Visual acuity, lens flexure, and residual astigmatism of keratoconic eyes as a function of back optic zone radius of rigid lenses. Contact Lens Anterior Eye. 2000;23:48–52
  46. Demirbas NH, Pflugfelder SC. Topographic pattern and apex location of keratoconus on elevation topography maps. Cornea. 1998;17:476–484
  47. Rabinowitz YS. Tangential vs sagittal videokeratographs in the “early” detection of keratoconus. Am J Ophthalmol. 1996;122:887–889
  48. Rabinowitz YS, Rasheed K. KISA% index: a quantitative videokeratography algorithm embodying minimal topographic criteria for diagnosing keratoconus. J Cataract Refract Surg. 1999;25:1327–1335
  49. Rao SN, Raviv T, Majmudar PA, Epstein RJ. Role of Orbscan II in screening keratoconus suspects before refractive corneal surgery. Ophthalmology. 2002;109:1642–1646
  50. Donshik P, Reisner D, Luistro A. The use of computerized videokeratography as an aid in fitting rigid gas permeable contact lenses. Trans Am Ophthalmol Soc. 1996;94:135–143
  51. Hom MM. Another perspective on keratoconus contact lens fitting. J Am Optom Assoc. 1986;57:886–888
  52. Wasserman D, Itzkowitz J, Kamenar T, Asbell P. Corneal topographic data: its use in fitting aspheric contact lenses. CLAO J. 1992;18:83–85
  53. Edrington TB, Barr JT, Zadnik K, Davis LJ, Gundel RE, Libassi DP, et al. Standardized rigid contact lens fitting protocol for keratoconus. Optom Vis Sci. 1996;73:369–375
  54. Edrington TB, Szczotka LB, Barr JT, Achtenberg JF, Burger DS, Janoff AM, et al. Rigid contact lens fitting relationships in keratoconus. Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study Group. Optom Vis Sci. 1999;76:692–699
  55. Gundel RE, Libassi DP, Zadnik K, Barr JT, Davis L, McMahon TT, et al. Feasibility of fitting contact lenses with apical clearance in keratoconus. Optom Vis Sci. 1996;73:729–732
  56. Jani BR, Szczotka LB. Efficiency and accuracy of two computerized topography software systems for fitting rigid gas permeable contact lenses. CLAO J. 2000;26:91–96
  57. Pullum K. A keratoconus fitting system using the axial profile to establish optimum lens parameters. Contact Lens Anterior Eye. 2003;26:77–84
  58. Lembach RG. Use of contact lenses for management of keratoconus. Ophthalmol Clin North Am. 2003;16:383–394
  59. Ozkurt Y, Oral Y, Karaman A, Ozgur O, Dogan OK. Rose K contact lens fitting for keratoconus. Int Ophthalmol. 2007;

PII: S1367-0484(10)00003-2

doi: 10.1016/j.clae.2010.01.002

Contact Lens & Anterior Eye
Volume 33, Issue 3 , Pages 112-118 , June 2010

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