Equis ISSN 2398-2977

Cornea: superficial keratectomy

Synonym(s): Lamellar keratectomy

Contributor(s): Graham Munroe, Joe Wolfer

Introduction

  • Surgical removal of the superficial layers (epithelium and anterior stroma) of the cornea.

Uses

  • Removal of dermoids from cornea and limbus   Eye: dermoid excision  .
  • Removal of squamous cell carcinoma from cornea and limbus   Eye: squamous cell carcinoma  , although adjunctive treatment such as CO2 laser or radiation is almost always employed.
  • Removal of areas of damaged or infected cornea, eg fungal keratitis   Keratitis: mycotic  , corneal stromal abscess .
  • Obtain corneal biopsies .
  • Formation of autogenous corneal grafts.

Advantages

  • Minimal specialist equipment required - requires a surgical microscope.
  • Adaptable to a number of uses.

Disadvantages

  • Requires general anesthesia   Anesthesia: general - overview  in the horse, greatly aided by use of neuroparalytic and assisted ventilation.
  • Potential for corneal perforation.

Requirements

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Preparation

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Procedure

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Aftercare

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Outcomes

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Prognosis

  • Depends on primary reason for keratectomy.

Further Reading

Publications

Refereed papers


ADDED