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Related Experiment Video

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Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography
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Correlation between central corneal thickness and myopia.

Michael Mimouni1, Victor Flores2, Yinon Shapira2

  • 1Department of Ophthalmology, Rambam Health Care Campus, Technion-Israel Institute of Technology, Haifa, Israel. michael@intername.co.il.

International Ophthalmology
|October 28, 2017
PubMed
Summary
This summary is machine-generated.

Central corneal thickness (CCT) directly correlates with myopia severity in adults seeking refractive surgery. Thicker corneas are associated with higher myopia, a key finding for surgical planning.

Keywords:
AstigmatismCentral corneal thicknessMyopiaSpherical equivalence

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Area of Science:

  • Ophthalmology
  • Corneal Physiology
  • Refractive Surgery

Background:

  • Myopia is a prevalent refractive error impacting visual acuity.
  • Central corneal thickness (CCT) is a critical parameter in ophthalmic assessments.
  • Understanding CCT-myopia relationship is vital for refractive surgery outcomes.

Purpose of the Study:

  • To investigate the association between central corneal thickness (CCT) and the degree of myopia.
  • To analyze this correlation in candidates for myopic laser refractive surgery.

Main Methods:

  • Retrospective analysis of 30,245 patients undergoing myopic laser refractive surgery (2000-2014).
  • Preoperative CCT measured via ultrasonic pachymetry.
  • Refractive status determined by manifest and cycloplegic refraction.

Main Results:

  • A significant positive correlation was found between the degree of myopia and CCT (r=0.94, p<0.001).
  • Younger individuals exhibited higher myopia.
  • CCT showed no correlation with age but was higher in those over 40; no gender difference in CCT was observed.

Conclusions:

  • Central corneal thickness is a significant predictor of myopia degree in adults undergoing refractive surgery.
  • This correlation is independent of age and gender.
  • Findings inform preoperative evaluations and surgical strategy in refractive surgery.