Felis ISSN 2398-2950

Therapeutics: ear

Contributor(s): Alison Diesel, Maggie Fisher, Sue Paterson

Introduction

  • Ears are specialized extensions of the skin and almost any dermatological condition can affect them.
  • Important primary causes of ear disease include ectoparasites (Otodectes cynotis Otodectes cynotis), allergy (atopic dermatitis, cutaneous adverse food reaction), nasopharyngeal polyps, endocrine disease (hyperthryoidism) and auto-immune disorders (pemphigus foliaceus).
  • Infection is always secondary to underlying primary causes. Bacteria most commonly isolated - Staphylococcus  Staphylococcus sppStreptococcus  Streptococcus sppProteus  Proteus sppPseudomonas  Pseudomonas spp and E. coli  Escherichia coli; yeasts - Malassezia pachydermatis / sympodialis  Malassezia pachydermatis.

Anti-infectives

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Ectoparasiticides

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Cleansers and cerumenolytic/ceruminosolvents

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Further Reading

Publications

Refereed papers

  • Recent references from VetMed Resource and PubMed.
  • Harvey R G (2006) Use of ear cleaners in small animals. In Practice 28(3), 131-135.
  • Scherk-Nixon M et al (1997) Treatment of feline otoacariasis with 2 optic preparations not containing miticidal active ingredients. Can Vet J 38(4), 229-230 PubMed.

Other sources of information

  • Harvey R G & Paterson S (2014) Otitis externa: an essential guide to diagnosis and treatment. CRC Press, Taylor and Francis Group.


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