Equis ISSN 2398-2977

Cornea / conjunctiva: swab

Contributor(s): Dennis E Brooks, Graham Munroe

Introduction

  • Collection of samples from affected area of external eye for bacterial/mycotic cultural and antibiotic sensitivity testing.
Print off the Owner factsheet on Samples - how they help your vet to give to your clients.

Uses

  • Bacterial and mycotic culture and sensitivity testing from infectious processes involving the eyelids, conjunctiva and cornea.
    Not helpful for identifying viruses

Advantages

  • Relatively easy to collect.
  • Specific infections and appropriate treatment identified.

Disadvantages

  • Normal flora of sampled area exist and must be differentiated from pathologic organisms.
  • Must be used as part of a full ophthalmic examination including corneal/conjunctival cytology .
  • Should be taken before application of any other medication, local anesthetic or examination substance (mydriatic) as those may affect the likelihood of a positive culture due to preservatives in the solution.

Requirements

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Preparation

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Procedure

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Further Reading

Publications

Refereed papers

Other sources of information

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


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