Anterior chamber angle measurement with Anterior Eye Segment analysis system Nidek EAS-1000®: Improving the repeatability

Ophthalmic and Physiological Optics

Volumn 23, Issue 5, 2003, Pages 423-428

  Lee, Tsui Tsui ^a   Lam, Andrew K C ^a   Chan, Ben L K ^a  

^a HONG KONG POLYTECHNIC UNIVERSITY   (Hong Kong)

Author keywords

Anterior chamber angle; EAS 1000 Anterior Eye Segment analysis system; Optical axis; Visual axis

Indexed keywords

ANTERIOR EYE CHAMBER ANGLE; ANTERIOR EYE SEGMENT; ARTICLE; CAMERA; CORNEA; EYE FIXATION; HUMAN; HUMAN EXPERIMENT; IMAGE ANALYSIS; LIGHT EMITTING DIODE; NORMAL HUMAN; OPTOMETRY; PRIORITY JOURNAL; ADULT; ANTERIOR EYE CHAMBER; FEMALE; HISTOLOGY; INSTRUMENTATION; MALE; METHODOLOGY; REPRODUCIBILITY;

ADULT; ANTERIOR CHAMBER; CORNEA; FEMALE; FIXATION, OCULAR; HUMANS; MALE; OPTOMETRY; REPRODUCIBILITY OF RESULTS;

EID: 0242367957     PISSN: 02755408     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1475-1313.2003.00133.x     Document Type: Article

References (22)

1. Baez, K. A., Orengo, S., Gandham, S. and Spaeth, G. L. (1992) Intraobserver and interobserver reproducibility of the Nidek EAS-1000 Anterior Eye Segment Analysis System. Ophthalmic Surg. 23, 426-428.
2. Bland, J. M. and Altman, D. G. (1986) Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1, 307-310.
3. Bosem, M. E., Morsman, D., Lusky, M. and Weinreb, R. N. (1992) Reproducibility of quantitative anterior chamber angle measurements with Scheimpflug video imaging. J. Glaucoma 1, 254-257.
4. Böker, T., Sheqem, J., Rauwolf, M. and Wegener, A. (1995) Anterior chamber angle biometry: a comparison of Scheimpflug photography and ultrasound biomicroscopy. Ophthalmic Res. 27, 104-109.
5. Chen, H. B., Kashiwagi, K., Yamabayashi, S., Kinoshita, T., Ou, B. and Tsukahara, S. (1998) Anterior chamber angle biometry: quadrant variation, age change and sex difference. Curr. Eye Res. 17, 120-124.
6. Coleman, A. (1999) Glaucoma. Lancet 354, 1803-1810.
7. Devereux, J. G., Foster, P. J., Baasanhu, J., Uranchimeg, D., Lee, P. S., Erdenbeleig, T., Machin, D., Johnson, G. J. and Alsbirk, P. H. (2000) Anterior chamber depth measurement as a screening tool for primary angle-closure glaucoma in an East Asian population. Arch. Ophthalmol. 118, 257-263.
8. Douthwaite, W. A. and Pardhan, S. (1998) Surface tilt measured with the EyeSys videokeratoscope: influence on corneal asymmetry. Invest. Ophthalmol. Vis. Sci. 39, 1727-1735.
9. Douthwaite, W. A., Pardhan, S. and Burek, H. (1996) Extent and effect of surface tilt on the data display of the EyeSys videokeratoscope. Br. J. Ophthalmol. 80, 986-993.
10. Edmund, C. (1987) Location of the corneal apex and its influence on the stability of the central corneal curvature. A photokeratoscopy study. Am. J. Optom. Physiol. Opt. 64, 846-852.
11. Foster, P. J., Devereux, J. G., Alsbirk, P. H., Lee, P. S., Uranchimeg, D., Machin, D., Johnson, G. J. and Baasanhu, J. (2000) Detection of goniscopically occludable angles and primary angle closure glaucoma by estimation of limbal chamber depth in Asians: modified grading scheme. Br. J. Ophthalmol. 84, 186-192.
12. Lam, A. K. C., Chan, R., Woo, G. C., Pang, P. C. K. and Chiu, R. (2002) Intraobserver and interobserver repeatability of Anterior Eye Segment analysis system (EAS-1000) in anterior chamber configuration. Ophthal. Physiol. Opt. 22, 552-559.
13. Mandell, R. B. (1992) The enigma of the corneal contour. CLAO 18, 267-273.
14. Mandell, R. B., Chiang, C. S. and Yee, L. (1996) Asymmetric corneal toricity and pseudokeratoconus in videokeratography. J. Am. Optom. Assoc. 67, 540-547.
15. Marchini, G., Pagliarusco, A., Toscano, A., Tosi, R., Brunelli, C. and Bonomi, L. (1998) Ultrasound biomicroscopic and conventional ultrasonographic study of ocular dimensions in primary angle-closure glaucoma. Ophthalmology 105, 2091-2098.
16. Mok, K. H. and Lee, V. W. H. (2001) Synechial angle closure pattern in Chinese chronic primary angle-closure glaucoma patients. J. Glaucoma 10, 427-428.
17. Philips, C. I. (1956) Closed-angle glaucoma. Significance of sectoral variations in angle depth. Br. J. Ophthalmol. 40, 136-143.
18. Rabbetts, R. B. (1998) Measurement of ocular dimensions. In: Clinical and Visual Optics (Ronald Rabbetts), 3rd edn. Butterworth-Heinemann, London, UK, pp. 397.
19. Sakamoto, Y., Sasaki, K., Nakamura, Y. and Watanabe, N. (1992) Reproducibility of data obtained by a newly developed anterior eye segment analysis system, EAS-1000. Ophthalmic Res. 24, 10-20.
20. Takashi, S., Sasaki, K., Sakamoto, Y. and Takahashi, N. (1990) Quantitative chamber angle measurement utilizing image-processing techniques. Ophthalmic Res. 22, 81-84.
21. Tomlinson, A. and Schwartz, C. (1979) The position of the corneal apex in the normal eye. Am. J. Optom. Physiol. Opt. 56, 236-240.
22. Wegener, A., Hockwin, O., Laser, H. and Strack, C. (1992) Comparison of the Nidek EAS 1000 system and the Topcon SL-45 in clinical application. Ophthalmic Res. 24, 55-65.