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Related Experiment Video

Updated: Feb 17, 2026

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter
05:14

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Published on: September 16, 2025

637

Post-operative Refractive Prediction Error After Phacovitrectomy: A Retrospective Study.

Gijsbert J Hötte1, Daniël P de Bruyn2, Joeri de Hoog2

  • 1Department of Ophthalmology, Erasmus Medical Center, Rotterdam, The Netherlands. g.j.hotte@erasmusmc.nl.

Ophthalmology and Therapy
|December 14, 2017
PubMed
Summary
This summary is machine-generated.

Phacovitrectomy can lead to myopic refractive error, influenced by factors like diagnosis and measurement techniques. A personalized approach is needed to minimize this post-operative prediction error.

Keywords:
Holladay-IIMyopic shiftPhacovitrectomyRefractive errorSRK/T

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Area of Science:

  • Ophthalmology
  • Refractive Surgery
  • Ophthalmic Procedures

Background:

  • Phacoemulsification with pars plana vitrectomy (phacovitrectomy) is associated with post-operative myopic refractive prediction error.
  • The extent of this error and contributing factors require further investigation.

Purpose of the Study:

  • To quantify the myopic refractive error after phacovitrectomy.
  • To identify factors influencing this refractive outcome.

Main Methods:

  • Retrospective analysis of 140 patients undergoing phacovitrectomy.
  • Calculation of refractive error using SRK/T and Holladay-II formulas.
  • Univariate and multivariate statistical analyses to identify predictive factors.

Main Results:

  • Overall myopic error observed: -0.13 dpt (SRK/T) and -0.26 dpt (Holladay-II).
  • Macular hole diagnosis, gas tamponade, pre-operative myopia, and optical axial length measurement were significant univariate factors.
  • Multivariate analysis identified axial length, optical measurement technique, and pre-operative SEQ as predictors.

Conclusions:

  • Multiple factors contribute to myopic refractive error post-phacovitrectomy.
  • Individual patient factors necessitate a tailored approach for refractive prediction.