A comparison of cup-to-disc ratio evaluation in normal subjects using stereo biomicroscopy and digital imaging of the optic nerve head

Ophthalmic and Physiological Optics

Volumn 23, Issue 1, 2003, Pages 51-59

  Hrynchak, Patricia ^a   Hutchings, Natalie ^a   Jones, Deborah ^a   Simpson, Trefford ^a  

^a UNIVERSITY OF WATERLOO   (Canada)

Author keywords

Cup to disc ratio; Digital imaging; Fundus biomicroscopy; Glaucoma; Reliability

Indexed keywords

ADULT; ARTICLE; BIOMICROSCOPY; CLINICAL ARTICLE; EYE FUNDUS; GLAUCOMA; HUMAN; HUMAN EXPERIMENT; IMAGE PROCESSING; NORMAL HUMAN; OBSERVER VARIATION; OPTIC DISK; OPTIC DISK CUP; OPTIC NERVE; PRIORITY JOURNAL; HISTOLOGY; PHOTOGRAPHY; SENSITIVITY AND SPECIFICITY; SIGNAL PROCESSING;

ADULT; FUNDUS OCULI; GLAUCOMA; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; OBSERVER VARIATION; OPTIC DISK; PHOTOGRAMMETRY; SENSITIVITY AND SPECIFICITY; SIGNAL PROCESSING, COMPUTER-ASSISTED;

EID: 0037268743     PISSN: 02755408     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1475-1313.2003.00088.x     Document Type: Article

References (23)

1. Abrams, L. S., Scott, I. U., Spaeth, G. L., Quigley, H. A. and Varma, R. (1994) Agreement among optometrists, ophthalmologists, and residents in evaluating the optic disc for glaucoma. Ophthalmology 101, 1662-1667.
2. Bartz-Schmidt, K. U., Thumann, G., Jonescu-Cuypers, C. P. and Krieglstein, G. K. (1999) Quantitative morphologic and functional evaluation of the optic nerve head in chronic open-angle glaucoma. Surv. Ophthalmol. 44, S41-S53.
3. Bland, J. M. and Altman, D. G. (1986) Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1, 307-310.
4. Bland, J. M. and Altman, D. G. (1999) Measuring agreement in method comparison studies. Stat. Meth. Med. Res. 8, 135-160.
5. Chauhan, B. C., McCormick, T. A., Nicolela, M. T. and LeBlanc, R. P. (2001) Optic disc and visual field changes in a prospective longitudinal study of patients with glaucoma: comparison of scanning laser tomography with conventional perimetry and optic disc photography. Arch. Ophthalmol. 119, 1492-1499.
6. Feuer, W. J., Parrish, R. K. II, Schiffman, J. C., Anderson, D. R., Budenz, D. L., Wells, M. C., Hess, D. J., Kass, M. A. and Gordon, M. O. (2002) The Ocular Hypertension Treatment Study: reproducibility of cup/disk ratio measurements over time at an optic disc reading center. Am. J. Ophthalmol. 133, 19-28.
7. Hanson, S., Krishnan, S. K. and Phillips, J. (2001) Observer experience and cup : disc ratio assessment. Optom. Vis. Sci. 78, 701-705.
8. Harper, R., Reeves, B. and Smith, G. (2000) Observer variability in optic disc assessment: implications for glaucoma shared care. Ophthalmic Physiol. Opt. 20, 265-273.
9. Haslett, R. S., Batterbury, M., Cuypers, M. and Cooper, R. L. (1997) Inter-observer agreement in clinical optic disc measurement using a modified 60 D lens. Eye 11, 692-697.
10. Hatch, W. V., Trope, G. E., Buys, Y. M., Macken, P., Etchells, E. E. and Flanagan, J. G. (1999) Agreement in assessing glaucomatous discs in a clinical teaching setting with stereoscopic disc photographs, planimetry, and laser scanning tomography. J. Glaucoma 8, 99-104.
11. Jonas, J. B. and Budde, W. M. (2000) Diagnosis and pathogenesis of glaucomatous optic neuropathy: morphological aspects. Prog. Retin. Eye Res. 19, 1-40.
12. Kragha, I. K. (1985) Characteristics of the optic disc cup. Am. J. Optom. Physiol. Opt. 62, 195-202.
13. Lichter, P. R. (1976) Variability of expert observers in evaluating the optic disc. Trans. Am. Ophthalmol. Soc. 74, 532-572.
14. Lin, L., Hedayat, A. S., Sinha, B. and Yang, M. (2002) Statistical methods in assessing agreement. Models, issues and tools. J. Am. Statist. Assoc. 97, 257-270.
15. Parkin, B., Shuttleworth, G., Costen, M. and Davison, C. (2001) A comparison of stereoscopic and monoscopic evaluation of optic disc topography using a digital optic disc stereo camera. Br. J. Ophthalmol. 85, 1347-1351.
16. Ramrattan, R. S., Wolfs, R. C., Jonas, J. B., Hofman, A. and de Jong, P. T. (1999) Determinants of optic disc characteristics in a general population. The Rotterdam study. Ophthalmology 106, 1588-1596.
17. Rumsey, K. E., Rumsey, J. M. and Leach, N. E. (1990) Monocular vs. stereoscopic measurement of cup-to-disc ratios. Optom. Vis. Sci. 67, 546-550.
18. Shuttleworth, G. N., Khong, C. H. and Diamond, J. P. (2000) A new digital optic disc stereo camera: intraobserver and interobserver repeatability of optic disc measurements. Br. J. Ophthalmol. 84, 403-407.
19. Spalding, J. M., Litwak, A. B. and Shufelt, C. L. (2000) Optic nerve evaluation among optometrists. Optom. Vis. Sci. 77, 446-452.
20. Spry, P. G., Spencer, I. C., Sparrow, J. M., Peters, T. J., Brookes, S. T., Gray, S., Baker, I., Furber, J. E. and Easty, D. L. (1999) The Bristol Shared Care Glaucoma Study: reliability of community optometric and hospital eye service test measures. Br. J. Ophthalmol. 83, 707-712.
21. Tielsch, J. M., Katz, J., Quigley, H. A., Miller, N. R. and Sommer, A. (1988) Intraobserver and interobserver agreement in measurement of optic disc characteristics. Ophthalmology 95, 350-356.
22. Varma, R., Spaeth, G. L., Steinmann, W. C. and Katz, L. J. (1989) Agreement between clinicians and an image analyzer in estimating cup-to-disc ratios. Arch. Ophthalmol. 107, 526-529.
23. Varma, R., Steinmann, W. C. and Scott, I. U. (1992) Expert agreement in evaluating the optic disc for glaucoma. Ophthalmology 99, 215-221.