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Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity
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Changes in refractive errors related to spectacle correction of hyperopia.

Hee Kyung Yang1, Jung Yeon Choi1, Dae Hyun Kim2

  • 1Department of Ophthalmology, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam, Korea.

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Summary

Undercorrecting hyperopia in children accelerates refractive error changes. Full correction may hinder natural eye development (emmetropization) in childhood.

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Area of Science:

  • Ophthalmology
  • Pediatric Optometry
  • Refractive Error Development

Background:

  • Hyperopic undercorrection is a common clinical practice.
  • Its impact on refractive error changes and emmetropization in late childhood is not well understood.

Purpose of the Study:

  • To evaluate the effect of spectacle correction on refractive error changes in hyperopic children under 12.
  • To assess the influence of undercorrection versus full correction on emmetropization in this age group.

Main Methods:

  • Retrospective cohort study of 150 hyperopic children under 12.
  • Patients classified into four groups based on strabismus and correction level (full vs. undercorrection).
  • Spherical equivalent refractive error (SER) change (Diopter/year) analyzed over two years.

Main Results:

  • A negative shift in SER occurred in most groups, except esotropia with full correction.
  • Undercorrection of hyperopia accelerated the negative shift in SER, regardless of strabismus.
  • The degree of hyperopic undercorrection positively correlated with the magnitude of hyperopia reduction.

Conclusions:

  • Hyperopic undercorrection significantly correlates with changes in refractive error.
  • Full correction of hyperopia may potentially inhibit emmetropization in both early and late childhood.