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Moderate keratoconus with thick corneas.

Thaís Bacha Berti1, Vinícius Coral Ghanem, Ramon Coral Ghanem

  • 1Sadalla Amin Ghanem Eye Hospital. Joinville, Brazil

Journal of Refractive Surgery (Thorofare, N.J. : 1995)
|June 7, 2013
PubMed
Summary
This summary is machine-generated.

This case report highlights that moderate keratoconus can occur even with a corneal thickness over 600 micrometers. It suggests that biomechanical factors are crucial in keratoconus development and progression.

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Area of Science:

  • Ophthalmology
  • Corneal Science

Background:

  • Keratoconus is a progressive thinning disorder of the cornea.
  • Corneal thickness is a key factor in diagnosing and managing keratoconus.

Observation:

  • Two patients with moderate keratoconus presented with a thinnest corneal point exceeding 600 micrometers.
  • Patient 1: Steepest keratometric power 51.50 D (RE) and 53.4 D (LE); thickness 658 μm (RE) and 625 μm (LE).
  • Patient 2: Steepest keratometric power 46.70 D (RE) and 49.60 D (LE); thickness 618 μm (RE) and 608 μm (LE).

Findings:

  • Keratoconus can manifest in corneas with significant thickness.
  • The presented cases challenge the assumption that very thick corneas preclude moderate keratoconus.

Implications:

  • Biomechanical properties of the cornea may play a more significant role in keratoconus than previously emphasized.
  • Further research into corneal biomechanics is warranted for understanding keratoconus etiology and progression.