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Related Experiment Video

Updated: Jun 4, 2026

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients
07:06

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Published on: March 29, 2022

Myopia evolution in pre-school children after full optical correction.

M R Angi1, F Forattini, C Segalla

  • 1Department of Ophthalmology, University of Padova, via Giustiniani 3, 35128, Padova, Italy.

Strabismus
|February 15, 2011
PubMed
Summary
This summary is machine-generated.

Full optical correction of myopia in infants did not worsen progression. Females showed greater plasticity in emmetropization, suggesting visual input influences eye growth and supports early myopia control strategies.

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Area of Science:

  • Ophthalmology
  • Pediatric Optometry
  • Myopia Research

Background:

  • Myopia correction in young children is debated due to limited understanding of emmetropization mechanisms.
  • Lack of controlled clinical trials complicates optical correction strategies for infantile myopia.

Purpose of the Study:

  • To evaluate the effect of full optical correction on myopia progression in infants.
  • To investigate potential sex differences in emmetropization and myopia progression.
  • To explore the role of visual input in modulating infant eye growth.

Main Methods:

  • Retrospective review of 42 myopic children (17-54 months) with full optical correction.
  • Cycloplegic autorefractometry used for refraction evaluation at diagnosis and follow-up.
  • Analysis of spherical equivalent, sphere, and cylinder changes over 42-47 months, stratified by sex.

Main Results:

  • Full optical correction did not exacerbate myopia progression in the overall infant group.
  • Females demonstrated significant reductions in both sphere and cylinder, indicating higher emmetropization plasticity.
  • Myopia progression was mainly observed in undercorrected patients; spectacle wear reduced myopia in a majority of cases.

Conclusions:

  • Full optical correction appears safe and does not worsen myopia in infants.
  • Infant females exhibit enhanced plasticity in the emmetropization process.
  • Early optical correction strategies may be beneficial for myopia control in infants, supporting the visual input hypothesis.