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Intacs adjustment surgery for keratoconus.

Russell Pokroy1, Samuel Levinger

  • 1Enaim Refractive Surgery Center, Jerusalem, Israel. pokroyr@yahoo.com

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|July 4, 2006
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Summary
This summary is machine-generated.

Approximately 10% of keratoconus patients needing Intacs (intraocular lens segments) may require adjustment surgery. This procedure often leads to improved visual outcomes for keratoconic eyes.

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Area of Science:

  • Ophthalmology
  • Corneal Surgery
  • Vision Science

Background:

  • Keratoconus management often involves Intacs (intraocular lens segments) to improve visual acuity.
  • Some eyes require additional Intacs surgery for adjustments, including removal, exchange, addition, or repositioning of segments.

Observation:

  • This study reviewed 58 keratoconic eyes managed with Intacs, with 7 eyes (approximately 12%) undergoing additional Intacs surgery.
  • Visual outcomes were assessed before initial implantation, before adjustment, and one year after final adjustment.

Findings:

  • Following Intacs adjustment surgery, visual acuity improved in several eyes, with some achieving 20/40 or better.
  • Common indications for adjustment included induced astigmatism and hyperopia, often managed by segment removal.
  • Undercorrection was addressed by adding a superior segment.

Implications:

  • Intacs adjustment surgery can be a viable option for enhancing visual function in selected keratoconic eyes.
  • Approximately 10% of eyes treated with Intacs may benefit from subsequent adjustments, often with positive visual results.