Pentacam posterior and anterior corneal aberrations in normal and keratoconic eyes

REFERENCES

• Rabinowitz YS. Keratoconus. Surv Ophthalmol 1998; 42: 297–319.
   PubMed Web of Science ®Google Scholar
• Maguire LJ, Bourne W. Corneal topography of early keratoconus. Am J Ophthalmol 1989; 108: 107–112.
   PubMed Web of Science ®Google Scholar
• Klyce SD. Computer‐assisted corneal topography. High‐resolution graphic presentation and analysis of keratoscopy. Invest Ophthalmol Vis Sci 1984; 25: 1426–1435.
   PubMed Web of Science ®Google Scholar
• Applegate RA, Hilmantel G, Howland HC, Tu EY, Starck T, Zayac EJ. Corneal first surface optical aberrations and visual performance. J Refract Surg 2000; 16: 507–514.
   PubMed Web of Science ®Google Scholar
• Bühren J, Kühne C, Kohnen T. Defining subclinical keratoconus using corneal first‐surface higher‐order aberrations. Am J Ophthalmol 2007; 143: 381–389.
   PubMed Web of Science ®Google Scholar
• Alió JL, Shabayek MH. Corneal higher order aberrations: a method to grade keratoconus. J Refract Surg 2006; 22: 539–545.
   PubMed Web of Science ®Google Scholar
• Gobbe M, Guillon M. Corneal wavefront aberration measurements to detect keratoconus patients. Cont Lens Anterior Eye 2005; 28: 57–66.
   PubMedGoogle Scholar
• Barbero S, Marcos S, Merayo‐lloves J, Moreno‐barriuso E. Validation of the estimation of corneal aberrations from videokeratography in keratoconus. J Refract Surg 2002; 18: 263–270.
   PubMed Web of Science ®Google Scholar
• Nilforoushan MR, Speaker M, Marmor M, Abramson J, Tullo W, Morschauser D, Latkany R. Comparative evaluation of refractive surgery candidates with Placido topography, Orbscan II, Pentacam, and wavefront analysis. J Cataract Refract Surg 2008; 34: 623–631.
   PubMed Web of Science ®Google Scholar
• Schlegel Z, Hoang‐xuan T, Gatinel D. Comparison of and correlation between anterior and posterior corneal elevation maps in normal eyes and keratoconus‐suspect eyes. J Cataract Refract Surg 2008; 34: 789–795.
   PubMed Web of Science ®Google Scholar
• De sanctis U, Loiacono C, Richiardi L, Turco D, Mutani B, Grignolo FM. Sensitivity and specificity of posterior corneal elevation measured by Pentacam in discriminating keratoconus/subclinical keratoconus. Ophthalmology 2008; 115: 1534–1539.
   PubMed Web of Science ®Google Scholar
• Sonmez B, Doan MP, Hamilton R. Identification of scanning slit‐beam topographic parameters important in distinguishing normal from keratoconic corneal morphologic features. Am J Ophthalmol 2007; 143: 401–408.
   PubMed Web of Science ®Google Scholar
• 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.
   PubMed Web of Science ®Google Scholar
• Tomidokoro A, Oshika T, Amano S, Higaki S, Maeda N, Miyata K. Changes in anterior and posterior corneal curvatures in keratoconus. Ophthalmology 2000; 107: 1328–1332.
   PubMed Web of Science ®Google Scholar
• Dubbleman M, Sicam VADP, Van der heijde RGL. The contribution of the posterior corneal surface to the coma aberration of the human cornea. J Vision 2007; 7: 1–8.
   Web of Science ®Google Scholar
• Edmund C. Posterior corneal curvature and its influence on corneal dioptric power. Acta Ophthalmol Scand 1994; 72: 715–720.
   Google Scholar
• Chen D, Lam AK. Reliability and repeatability of the Pentacam on corneal curvature. Clin Exp Optom 2008 Oct 30. (Epub ahead of print).
   Google Scholar
• Shankar H, Taranath D, Santhirathelagan CT, Pesudovs K. Anterior segment biometry with the Pentacam: comprehensive assessment of repeatability of automated measurements. J Cataract Refract Surg 2008; 34: 103–113.
   PubMed Web of Science ®Google Scholar
• Chen D, Lam AKC. Intrasession and intersession repeatability of the Pentacam system on posterior corneal assessment in the normal human eye. J Cataract Refract Surg 2007; 33: 448–454.
   PubMed Web of Science ®Google Scholar
• Piñero DP, Saenz C, Alió JL. Intraobserver and interobserver repeatability of curvature and aberrometric measurements of the posterior corneal surface in normal eyes using the Pentacam system. J Cataract Refract Surg 2009; 35: 113–120.
   PubMed Web of Science ®Google Scholar
• Shankar H, Taranath D, Santhirathelagan CT, Pesudovs K. Repeatability of corneal first‐surface wavefront aberrations measured with Pentacam corneal topography. J Cataract Refract Surg 2008; 34: 727–734.
   PubMed Web of Science ®Google Scholar
• Applegate RA, Sarver EJ, Khemsara V. Are all aberrations equal? J Refract Surg 2002; 18: S556–S562.
   Web of Science ®Google Scholar
• Rozema JJ, Van dyck DE, Tassignon MJ. Clinical comparison of 6 aberrometers. Part 1: Technical specifications. J Cataract Refract Surg 2005; 31: 1114–1127.
   PubMed Web of Science ®Google Scholar
• Schwiegerling J, Greivenkamp JE. Keratoconus detection based on videokeratoscopic height data. Optom Vis Sci 1996; 73: 721–728.
   PubMed Web of Science ®Google Scholar
• Langenbucher A, Gusek‐schneider GC, Kus MM, Huber D, Seitz B. Keratoconus screening with wave‐front parameters based on topography height data. Klin Monatsbl Augenheilkd 1999; 214: 217–223.
   Web of Science ®Google Scholar
• Lim L, Wei RH, Chan WK, Tan DTH. Evaluation of higher order ocular aberrations in patients with keratoconus. J Refract Surg 2007; 23: 825–828.
   PubMed Web of Science ®Google Scholar
• Jafri B, Li X, Yang H, Rabinowitz YS. Higher order aberrations and topography in early and suspected keratoconus. J Refract Surg 2007; 23: 774–781.
   PubMed Web of Science ®Google Scholar
• Kosaki R, Maeda N, Bessho K, Hori Y, Nishida K, Suzaki A, Hirohara Y et al. Magnitude and orientation of Zernike terms in patients with keratoconus. Invest Ophthalmol Vis Sci 2007; 48: 3062–3068.
   PubMed Web of Science ®Google Scholar
• Shah S, Naroo S, Hosking S, Gherghel D, Mantry S, Bannerjee S, Pedwell K et al. Nidek OPD‐scan analysis of normal, keratoconic, and penetrating keratoplasty eyes. J Refract Surg 2003; 19 (2 Suppl): S255–S259.
   Web of Science ®Google Scholar
• Maeda N, Fujikado T, Kuroda T, Mihashi T, Hirohara Y, Nishida K, Watanabe H et al. Wavefront aberrations measured with Hartmann‐Shack sensor in patients with keratoconus. Ophthalmology 2002; 11:1996–2003.
   Web of Science ®Google Scholar
• Dubbelman M, Weeber HA, Van der heijde RG, Völker‐dieben HJ. Radius and asphericity of the posterior corneal surface determined by corrected Scheimpflug photography. Acta Ophthalmol Scand 2002; 80: 379–383.
   PubMedGoogle Scholar