Equis ISSN 2398-2977

Cornea / conjunctiva: scraping

Contributor(s): Dennis E Brooks, Graham Munroe

Introduction

  • Collection of scrapings from the external eye for cytologic analysis and identification of pathogens.
Print off the Owner factsheet on Samples - how they help your vet to give to your clients.

Uses

  • Characterization of the cause of conjunctivitis, keratitis and/or blepharitis including identification of pathogen.

Advantages

  • Same as swabs   Cornea / conjunctiva: swab  .
  • Rapid interpretation.
  • Assists in interpreting results of swab culture especially in corneal infections.

Disadvantages

  • Only evaluates superficial cells.
  • Better to use biopsy techniques in neoplastic disease .
  • Must be used as part of full ophthalmic examination including corneal/conjunctival culture and sensitivity .

Requirements

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Preparation

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Procedure

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Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Matas M & Donaldson D (2011) Equine corneal and conjunctival cytology: Practical tips. UK Vet 16, 9-11 VetMedResource.

Other sources of information

  • Brooks D E (1999)Equine Ophthalmology.In:Veterinary Ophthalmology.Ed: Gelatt K N. 3rd edn. pp 1053-1116.


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