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Contributions of the Capsulorrhexis to Straylight

Contributions of the Capsulorrhexis to Straylight CLINICAL SCIENCES Ivanka J. E. van der Meulen, MD; Leonore A. Engelbrecht, MD; Tom C. T. Van Riet; Ruth Lapid-Gortzak, MD; Carla P. Nieuwendaal, MD; Maarten P. Mourits, MD, PhD; Thomas J. T. P. van den Berg, PhD Objectives: To quantify the effect of the capsulor- (62.5% higher than grade 1). Mean straylight before pu- rhexis on straylight and to determine optimal capsulor- pil dilation was log =1.25 (range, 0.68-2.13), which in- rhexis size. creased to 1.46 (range, 0.88-2.22) after pupil dilation, which corresponds to a 62% increase (P.001). The effect Methods: Fifty-six pseudophakic eyes with intact cap- of capsulorrhexis size and opacity on the increase in stray- sulorrhexis were included in the study. Straylight was light in scotopic conditions can be quantified by the fol- measured with a straylight meter before and after pupil lowing formula: s =19 (grading of anterior capsular dilation. Capsulorrhexis and pupil diameter were mea- rim)  (fraction of pupil area covered by rhexis). sured and opacity of the anterior capsule was graded (on a scale of 0-5) with the slitlamp. Capsulorrhexis size and Conclusions: The influence of size and opacity of the opacity were compared with the difference in straylight capsulorrhexis via straylight http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png JAMA Ophthalmology American Medical Association

Contributions of the Capsulorrhexis to Straylight

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References (45)

Publisher
American Medical Association
Copyright
Copyright 2009 American Medical Association. All Rights Reserved. Applicable FARS/DFARS Restrictions Apply to Government Use.
ISSN
2168-6165
eISSN
2168-6173
DOI
10.1001/archophthalmol.2009.255
pmid
19822845
Publisher site
See Article on Publisher Site

Abstract

CLINICAL SCIENCES Ivanka J. E. van der Meulen, MD; Leonore A. Engelbrecht, MD; Tom C. T. Van Riet; Ruth Lapid-Gortzak, MD; Carla P. Nieuwendaal, MD; Maarten P. Mourits, MD, PhD; Thomas J. T. P. van den Berg, PhD Objectives: To quantify the effect of the capsulor- (62.5% higher than grade 1). Mean straylight before pu- rhexis on straylight and to determine optimal capsulor- pil dilation was log =1.25 (range, 0.68-2.13), which in- rhexis size. creased to 1.46 (range, 0.88-2.22) after pupil dilation, which corresponds to a 62% increase (P.001). The effect Methods: Fifty-six pseudophakic eyes with intact cap- of capsulorrhexis size and opacity on the increase in stray- sulorrhexis were included in the study. Straylight was light in scotopic conditions can be quantified by the fol- measured with a straylight meter before and after pupil lowing formula: s =19 (grading of anterior capsular dilation. Capsulorrhexis and pupil diameter were mea- rim)  (fraction of pupil area covered by rhexis). sured and opacity of the anterior capsule was graded (on a scale of 0-5) with the slitlamp. Capsulorrhexis size and Conclusions: The influence of size and opacity of the opacity were compared with the difference in straylight capsulorrhexis via straylight

Journal

JAMA Ophthalmology – American Medical Association

Published: Oct 1, 2009

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