Accuracy of a dual Scheimpflug analyzer and a corneal topography system for intraocular lens power calculation in unoperated eyes

Journal of Cataract and Refractive Surgery

Volumn 37, Issue 1, 2011, Pages 72-76

  Savini, Giacomo ^a   Barboni, Piero ^b   Carbonelli, Michele ^b   Hoffer, Kenneth J ^c  

^a IRCCS FONDAZIONE BIETTI   (Italy)

^b Studio Oculistico d'Azeglio   (Italy)

^c JULES STEIN EYE INSTITUTE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACCURACY; AGED; ARTICLE; CALCULATION; CLINICAL ARTICLE; COMPUTER PROGRAM; CORNEA CURVATURE; FEMALE; HUMAN; KERATOMETRY; LENS IMPLANT; LENS POWER; MALE; MEASUREMENT; PHACOEMULSIFICATION; POSTOPERATIVE PERIOD; PREDICTION; PRIORITY JOURNAL; PRIVATE PRACTICE; REFRACTION ERROR;

AGED; AXIAL LENGTH, EYE; CORNEAL TOPOGRAPHY; FEMALE; HUMANS; LENS IMPLANTATION, INTRAOCULAR; LENSES, INTRAOCULAR; MALE; OPTICS AND PHOTONICS; PHACOEMULSIFICATION; PROSPECTIVE STUDIES; PSEUDOPHAKIA; REFRACTION, OCULAR; REPRODUCIBILITY OF RESULTS;

EID: 78650491634     PISSN: 08863350     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jcrs.2010.08.036     Document Type: Article

References (27)

1. A. Konstantopoulos, P. Hossain, and D.F. Anderson Recent advances in ophthalmic anterior segment imaging: a new era for ophthalmic diagnosis? Br J Ophthalmol 91 2007 551 557 Available at: http://www.ncbi.nlm.nih.gov/pmc/ articles/PMC1994765/pdf/551.pdf Accessed September 24, 2010
2. G. Savini, P. Barboni, M. Carbonelli, and K.J. Hoffer Accuracy of Scheimpflug corneal power measurements for intraocular lens power calculation J Cataract Refract Surg 35 2009 1193 1197 erratum, 1483
3. H.J. Shammas, K.J. Hoffer, and M.C. Shammas Scheimplug photography keratometry readings for routine intraocular lens power calculation J Cataract Refract Surg 35 2009 330 334
4. M. Tang, Y. Li, M. Avila, and D. Huang Measuring total corneal power before and after laser in situ keratomileusis with high-speed optical coherence tomography J Cataract Refract Surg 32 2006 1843 1850 (Pubitemid 44647762)
5. N.K. Tripoli, K.L. Cohen, D.E. Holmgren, and J.M. Coggins Assessment of radial aspheres by the Arc-Step algorithm as implemented by the Keratron keratoscope Am J Ophthalmol 120 1995 658 664
6. R. Mattioli, and N.K. Tripoli Corneal geometry reconstruction with the Keratron videokeratographer Optom Vis Sci 74 1997 881 894
7. L. Wang, M. Shirayama, and D.D. Koch Repeatability of corneal power and wavefront aberration measurements with a dual-Scheimpflug Placido corneal topographer J Cataract Refract Surg 36 2010 425 430
8. Savini G, Carbonelli M, Barboni P, Hoffer KJ. Repeatability of automatic measurements performed by a dual Scheimpflug analyzer in unoperated and post-refractive surgery eyes. In press, J Cataract Refract Surg
9. T. Kawamorita, N. Nakayama, and H. Uozato Repeatability and reproducibility of corneal curvature measurements using the Pentacam and the Keratron topography systems J Refract Surg 25 2009 539 544
10. W.A. Lyle, and G.J.C. Jin Prospective evaluation of early visual and refractive effects with small clear corneal incision for cataract surgery J Cataract Refract Surg 22 1996 1456 1460
11. S. Masket, and D.G. Tennen Astigmatic stabilization of 3.0 mm temporal clear corneal cataract incisions J Cataract Refract Surg 22 1996 1451 1455
12. R. Nejima, T. Miyai, Y. Kataoka, K. Miyata, M. Honbou, T. Tokunaga, K. Kawana, T. Kiuchi, and T. Oshika Prospective intrapatient comparison of 6.0-millimeter optic single-piece and 3-piece hydrophobic acrylic foldable intraocular lenses Ophthalmology 113 2006 585 590
13. K.J. Hoffer The Hoffer Q formula: a comparison of theoretic and regression formulas J Cataract Refract Surg 19 1993 700 712 errata 1994; 20:677
14. [letter] B. Zuberbuhler, and A.J. Morrell Errata in printed Hoffer Q formula J Cataract Refract Surg 33 2007 2 reply by KJ Hoffer, 2-3
15. J.T. Holladay, T.C. Prager, T.Y. Chandler, K.H. Musgrove, J.W. Lewis, and R.S. Ruiz A three-part system for refining intraocular lens power calculations J Cataract Refract Surg 14 1988 17 24
16. J.A. Retzlaff, D.R. Sanders, and M.C. Kraff Development of the SRK/T intraocular lens implant power calculation formula J Cataract Refract Surg 16 1990 333 340 correction, 528
17. T. Olsen Calculation of intraocular lens power: a review Acta Ophthalmol Scand 85 2007 472 485 Available at: http://www3.interscience.wiley.com/cgi-bin/ fulltext/118515642/PDFSTART Accessed September 24, 2010
18. K.J. Hoffer Clinical results using the Holladay 2 intraocular lens power formula J Cataract Refract Surg 26 2000 1233 1237
19. J.M. Bland, and D.G. Altman Statistical methods for assessing agreement between two methods of clinical measurement Lancet 1 1986 307 310 Available at: http://www-users.york.ac.uk/~mb55/meas/ba.pdf Accessed September 24, 2010
20. D.G. Altman, and J.M. Bland Measurement in medicine: the analysis of method comparison studies Statistician 32 1983 307 317
21. B. Braaf, M. Dubbelman, R.G.L. van der Heijde, and V.A.D.P. Sicam Performance in specular reflection and slit-imaging corneal topography Optom Vis Sci 86 2009 467 475
22. G. Savini, P. Barboni, and M. Zanini Correlation between attempted correction and keratometric refractive index of the cornea after myopic excimer laser surgery J Refract Surg 23 2007 461 466
23. M. Camellin, and A. Calossi A new formula for intraocular lens power calculation after refractive corneal surgery J Refract Surg 22 2006 187 199
24. E.F. Jarade, F.C. Abi Nader, and K.F. Tabbara Intraocular lens power calculation following LASIK: determination of the new index of refraction J Refract Surg 22 2006 75 80
25. L. Speicher Intra-ocular lens calculation status after corneal refractive surgery Curr Opin Ophthalmol 12 2001 17 19
26. M. Shirayama, L. Wang, M.P. Weikert, and D.D. Koch Comparison of corneal powers obtained from 4 different devices Am J Ophthalmol 148 2009 528 535
27. G. Savini, P. Barboni, M. Carbonelli, and K.J. Hoffer Agreement between Pentacam and videokeratography in corneal power assessment J Refract Surg 25 2009 534 538