Repeatability of pachymetry and thinnest point localization using a Fourier-domain optical coherence tomographer

Optometry and Vision Science

Volumn 87, Issue 10, 2010, Pages 736-741

  Keech, Adam ^a   Simpson, Trefford ^a   Jones, Lyndon ^a  

^a UNIVERSITY OF WATERLOO   (Canada)

Author keywords

Fourier domain OCT; optical coherence tomography; pachymetry; repeatability; thinnest point

Indexed keywords

FOURIER-DOMAIN OCT; OPTICAL COHERENCE TOMOGRAPHY; PACHYMETRY; REPEATABILITY; THINNEST POINT;

FOURIER TRANSFORMS; IMAGE SEGMENTATION; LOCATION; MEDICAL IMAGING; TOMOGRAPHY;

COHERENT LIGHT;

ADULT; ARTICLE; COMPARATIVE STUDY; CORNEA; CYTOLOGY; FEMALE; FOLLOW UP; FOURIER ANALYSIS; HUMAN; INSTRUMENTATION; MALE; MIDDLE AGED; OPTICAL COHERENCE TOMOGRAPHY; REFERENCE VALUE; REPRODUCIBILITY;

ADULT; CORNEA; FEMALE; FOLLOW-UP STUDIES; FOURIER ANALYSIS; HUMANS; MALE; MIDDLE AGED; REFERENCE VALUES; REPRODUCIBILITY OF RESULTS; TOMOGRAPHY, OPTICAL COHERENCE; YOUNG ADULT;

EID: 78049284757     PISSN: 10405488     EISSN: None     Source Type: Journal    
DOI: 10.1097/OPX.0b013e3181f321aa     Document Type: Article

References (21)

1. Gordon MO, Beiser JA, Brandt JD, Heuer DK, Higginbotham EJ, Johnson CA, Keltner JL, Miller JP, Parrish RK II, Wilson MR, Kass MA. The Ocular Hypertension Treatment Study: baseline factors that predict the onset of primary open-angle glaucoma. Arch Ophthalmol 2002;120:714-720
2. Doughty MJ, Zaman ML. Human corneal thickness and its impact on intraocular pressure measures: a review and meta-analysis approach. Surv Ophthalmol 2000;44:367-408.
3. Das S, Sullivan LJ. Comparison of residual stromal bed and flap thickness in primary and repeat laser in situ keratomileusis in myopic patients. J Cataract Refract Surg 2006;32:2080-2084 (Pubitemid 44809581)
4. Randleman JB, Woodward M, Lynn MJ, Stulting RD. Risk assessment for ectasia after corneal refractive surgery. Ophthalmology 2008;115:37-50. (Pubitemid 350309419)
5. Ashwin PT, Shah S, Pushpoth S, Wehbeh L, Ilango B. The relationship of central corneal thickness (CCT) to thinnest central cornea (TCC) in healthy adults. Cont Lens Anterior Eye 2009;32:64-67
6. Khoramnia R, Rabsilber TM, Auffarth GU. Central and peripheral pachymetry measurements according to age using the Pentacam rotating Scheimpflug camera. J Cataract Refract Surg 2007;33:830-836 (Pubitemid 46636184)
7. Liu Z, Huang AJ, Pflugfelder SC. Evaluation of corneal thickness and topography in normal eyes using the Orbscan corneal topography system. Br J Ophthalmol 1999;83:774-778 (Pubitemid 29324786)
8. Rüfer F, Sander S, Klettner A, Frimpong-Boateng A, Erb C. Characterization of the thinnest point of the cornea compared with the central corneal thickness in normal subjects. Cornea 2009;28: 177-180
9. Li Y, Meisler DM, Tang M, Lu AT, Thakrar V, Reiser BJ, Huang D. Keratoconus diagnosis with optical coherence tomography pachymetry mapping. Ophthalmology 2008;115:2159-2166 (Pubitemid 351747684)
10. Lam AK, Chen D. Pentacam pachometry: comparison with noncontact specular microscopy on the central cornea and inter-session repeatability on the peripheral cornea. Clin Exp Optom 2007;90: 108-114
11. Lin's Concordance Calculator. National Institute of Water & Atmospheric Research Limited; 2009. Available at: http://www.niwa.co.nz/ our-services/online-services/statistical-calculators/lins-concordance. Accessed: January 22, 2010.
12. Lin LI. A concordance correlation coefficient to evaluate reproducibility. Biometrics 1989;45:255-268
13. Prakash G, Agarwal A, Jacob S, Kumar DA, Banerjee R. Comparison of Fourier-domain and time-domain optical coherence tomography for assessment of corneal thickness and intersession repeatability. Am J Ophthalmol 2009;148:282-90.e2.
14. Christensen A, Narvaez J, Zimmerman G. Comparison of central corneal thickness measurements by ultrasound pachymetry, konan noncontact optical pachymetry, and orbscan pachymetry. Cornea 2008;27:862-865
15. Jonuscheit S, Doughty MJ. Repeatability of central corneal thickness measures by Orbscan pachymetry for right and left eyes. Eye Contact Lens 2009;35:20-25
16. Miranda MA, Radhakrishnan H, O'Donnell C. Repeatability of corneal thickness measured using an Oculus Pentacam. Optom Vis Sci 2009;86:266-272
17. Mohamed S, Lee GK, Rao SK, Wong AL, Cheng AC, Li EY, Chi SC, Lam DS. Repeatability and reproducibility of pachymetric mapping with Visante anterior segment-optical coherence tomography. Invest Ophthalmol Vis Sci 2007;48:5499-5504 (Pubitemid 351260850)
18. Weitkamp JW, Marsden HJ, Berke W, Daijo G. Agreement and repeatability of the Sonogage ultrasound pachometer compared with a Mitutoyo micrometer. Optom Vis Sci 2008;85:359-363 (Pubitemid 351643374)
19. Muscat S, McKay N, Parks S, Kemp E, Keating D. Repeatability and reproducibility of corneal thickness measurements by optical coherence tomography. Invest Ophthalmol Vis Sci 2002;43:1791-1795 (Pubitemid 34587022)
20. Modis L Jr, Langenbucher A, Seitz B. Evaluation of normal corneas using the scanning-slit topography/pachymetry system. Cornea 2004;23:689-694 (Pubitemid 39314778)
21. Hashemi H, Yazdani K, Mehravaran S, KhabazKhoob M, Mohammad K, Parsafar H, Fotouhi A. Corneal thickness in a population-based, crosssectional study: the Tehran Eye Study. Cornea 2009;28:395-400.