Effect of corneal thickness on the agreement between ultrasound and Orbscan II pachymetry

Journal of Cataract and Refractive Surgery

Volumn 33, Issue 10, 2007, Pages 1694-1700

  Hashemi, Hassan ^a   Roshani, Maryam ^a   Mehravaran, Shiva ^a   Parsafar, Hiva ^a   Yazdani, Kamran ^a  

^a TEHRAN UNIVERSITY OF MEDICAL SCIENCES   (Iran)

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; ARTICLE; CONTROLLED STUDY; CORNEA THICKNESS; EYE EXAMINATION; FEMALE; HUMAN; MAJOR CLINICAL STUDY; MALE; MEDICAL INSTRUMENTATION; PRIORITY JOURNAL; TOPOGRAPHY; ULTRASOUND;

ADOLESCENT; ADULT; BODY WEIGHTS AND MEASURES; CORNEA; CORNEAL TOPOGRAPHY; DIAGNOSTIC TECHNIQUES, OPHTHALMOLOGICAL; FEMALE; HUMANS; MALE; MIDDLE AGED; PROSPECTIVE STUDIES; REPRODUCIBILITY OF RESULTS; ULTRASONICS;

EID: 34548736514     PISSN: 08863350     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jcrs.2007.05.036     Document Type: Article

References (36)

1. Marsich M.M., and Bullimore M.A. The repeatability of corneal thickness measures. Cornea 9 (2000) 792-795
2. Bechmann M., Thiel M.J., Neubauer A.S., et al. Central corneal thickness measurement with a retinal optical coherence tomography device versus standard ultrasonic pachymetry. Cornea 20 (2001) 50-54
3. Javaloy J., Vidal M.T., Villada J.R., et al. Comparison of four corneal pachymetry techniques in corneal refractive surgery. J Refract Surg 20 (2004) 29-34
4. Iskander N.G., Anderson Penno E., Peters N.T., et al. Accuracy of Orbscan pachymetry measurements and DHG ultrasound pachymetry in primary laser in situ keratomileusis and LASIK enhancement procedures. J Cataract Refract Surg 27 (2001) 681-685
5. Chakrabarti H.S., Craig J.P., Brahma A., et al. Comparison of corneal thickness measurements using ultrasound and Orbscan slit-scanning topography in normal and post-LASIK eyes. J Cataract Refract Surg 27 (2001) 1823-1828
6. Gherghel D., Hosking S.L., Mantry S., et al. Corneal pachymetry in normal and keratoconic eyes: Orbscan II versus ultrasound. J Cataract Refract Surg 30 (2004) 1272-1277
7. Drexler W., Baumgartner A., Findl O., et al. Submicrometer precision biometry of the anterior segment of the human eye. Invest Ophthalmol Vis Sci 38 (1997) 1304-1313
8. Kawana K., Tokunaga T., Miyata K., et al. Comparison of corneal thickness measurements using Orbscan II, non-contact specular microscopy, and ultrasonic pachymetry in eyes after laser in situ keratomileusis. Br J Ophthalmol 88 (2004) 466-468
9. Solomon O.D. Corneal indentation during ultrasonic pachometry. Cornea 18 (1999) 214-215
10. Tam E.S., and Rootman D.S. Comparison of central corneal thickness measurements by specular microscopy, ultrasound pachymetry, and ultrasound biomicroscopy. J Cataract Refract Surg 29 (2003) 1179-1184
11. Yaylali V., Kaufman S.C., and Thompson H.W. Corneal thickness measurements with the Orbscan Topography System and ultrasonic pachymetry. J Cataract Refract Surg 23 (1997) 1345-1350
12. Nissen J., Hjortdal J.Ø., Ehlers N., et al. A clinical comparison of optical and ultrasonic pachometry. Acta Ophthalmol (Copenh) 69 (1991) 659-663
13. Samapunphong S., and Azar D. Placido- and elevation-based corneal topography; a review. Ophthalmol Clin North Am 11 3 (1998) 311-329
14. Liu Z., Huang A.J., and Pflugfelder S.C. Evaluation of corneal thickness and topography in normal eyes using the Orbscan corneal topography system. Br J Ophthalmol 83 (1999) 774-778
15. Lackner B., Schmidinger G., Pieh S., et al. Repeatability and reproducibility of central corneal thickness measurement with Pentacam, Orbscan, and ultrasound. Optom Vis Sci 82 (2005) 892-899
16. Fam H.-B., Lim K.-L., and Reinstein D.Z. Orbscan global pachymetry; analysis of repeated measures. Optom Vis Sci 82 (2005) 1047-1053
17. Jonuscheit S., and Doughty M.J. Regional repeatability measures of corneal thickness: Orbscan II and ultrasound. Optom Vis Sci 84 (2007) 52-58
18. Módis Jr. L., Langenbucher A., and Seitz B. Corneal thickness measurements with contact and noncontact specular microscopic and ultrasonic pachymetry. Am J Ophthalmol 132 (2001) 517-521
19. González-Méijome J.M., Cerviño A., Yebra-Pimentel E., and Parafita M.A. Central and peripheral corneal thickness measurement with Orbscan II and topographical ultrasound pachymetry. J Cataract Refract Surg 29 (2003) 125-132
20. Cheng A.C.K., Tang E., Mohamed S., and Lam D.S.C. Correction factor in Orbscan II in the assessment of corneal pachymetry. Cornea 25 (2006) 1158-1161
21. Rainer G., Petternel V., Findl O., et al. Comparison of ultrasound pachymetry and partial coherence interferometry in the measurement of central corneal thickness. J Cataract Refract Surg 28 (2002) 2142-2145
22. Kawana K., Miyata K., Tokunaga T., et al. Central corneal thickness measurements using Orbscan II scanning slit topography, noncontact specular microscopy, and ultrasonic pachymetry in eyes with keratoconus. Cornea 24 (2005) 967-971
23. Haque S., Simpson T., and Jones L. Corneal and epithelial thickness in keratoconus: a comparison of ultrasonic pachymetry, Orbscan II, and optical coherence tomography. J Refract Surg 22 (2006) 486-493
24. Cheng A.C.K., Rao S.K., Tang E., and Lam D.S.C. Pachymetry assessment with Orbscan II in postoperative patients with myopic LASIK. J Refract Surg 22 (2006) 363-366
25. Bland J.M., and Altman D.G. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1 (1986) 307-310
26. Fleiss J.L., and Cohen J. The equivalence of weighted kappa and the intraclass correlation coefficient as measures of reliability. Educ Psychol Meas 33 (1973) 613-619
27. Landis J.R., and Koch G.G. The measurement of observer agreement for categorical data. Biometrics 33 (1977) 159-174
28. Giraldez Fernandez M.J., Diaz Rey A., Cerviño A., and Yebra-Pimentel E. A comparison of two pachymetric systems: slit-scanning and ultrasonic. CLAO J 28 (2002) 221-223
29. Prisant O., Calderon N., Chastang P., et al. Reliability of pachymetric measurements using Orbscan after excimer refractive surgery. Ophthalmology 110 (2003) 511-515
30. Cho P., and Cheung S.W. Central and peripheral corneal thickness measured with the TOPCON specular microscope SP-2000P. Curr Eye Res 21 (2000) 799-807
31. Suzuki S., Oshika T., Oki K., et al. Corneal thickness measurements: scanning-slit corneal topography and noncontact specular microscopy versus ultrasonic pachymetry. J Cataract Refract Surg 29 (2003) 1313-1318
32. Hashemi H., Yazdani K., Mehravaran S., and Fotouhi A. Central corneal thickness measurement with Orbscan II and an ultrasound pachymeter. J Iran Soc Ophthalmol 4 17 (2004) 1-9
33. Fishman G.R., Pons M.E., Seedor J.A., et al. Assessment of central corneal thickness using optical coherence tomography. J Cataract Refract Surg 31 (2005) 707-711
34. Basmak H., Sahin A., and Yildirim N. The reliability of central corneal thickness measurements by ultrasound and by Orbscan system in schoolchildren. Curr Eye Res 31 (2006) 569-575
35. Fakhry M.A., Artola A., Belda J.I., et al. Comparison of corneal pachymetry using ultrasound and Orbscan II. J Cataract Refract Surg 28 (2002) 248-252
36. Wong A.C.-M., Wong C.-C., Yuen N.S.-Y., and Hui S.-P. Correlational study of central corneal thickness measurements on Hong Kong Chinese using optical coherence tomography, Orbscan and ultrasound pachymetry. Eye 16 (2002) 715-721