Felis ISSN 2398-2950

Ear: total ear canal ablation

Synonym(s): TECA

Contributor(s): Laura Garrett, Susan Rackard, Gert ter Haar

Introduction

  • Removal of entire outer ear canal.

Uses

  • Chronic proliferative changes in the ear canal Otitis externa.
  • Complete horizontal canal stenosis.
  • Aural abscessation.
  • After chronic trauma/avulsion of ear canal.
  • Unremitting middle ear disease with non-healing tympanic membrane Otitis media.
  • Neoplastic diseases of the ear canal or bulla.

Advantages

  • Usually combined with lateral bulla osteotomy, for care of extensive middle ear disease.
  • Can be used after other unsuccessful surgical interventions, eg after unsuccessful primary repair of ear canal avulsions Ear: total ear canal ablation 01 or continuing signs after vertical canal ablation Ear: ablation - vertical canal.

Disadvantages

  • Higher degree of complications.
  • Patient essentially deaf following procedure.

Requirements

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Preparation

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Procedure

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Aftercare

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Outcomes

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Prognosis

  • With care, extremely successful in resolving the most recalcitrant of chronic ear diseases.
  • Up to 90% success rates reported.

Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Clarke S P (2004) Surgical management of acute ear canal separation in a cat. J Feline Med Surg (4), 283-286 PubMed.
  • Smeak D D (1997) Traumatic separation of the annular cartilage from the external auditory meatus in a cat. JAVMA 211 (4), 448-450 PubMed.
  • Elkins A D (1991) Surgery of the external ear canal. Probl Vet Med (2), 239-253 PubMed.
  • Bradley R L (1988) Surgical management of otitis externa. Vet Clin North Am Small Anim Pract 18 (4), 813-819 PubMed.
  • Smeak D D & DeHoff W D (1986) Total ear canal ablation. Clinical results in the dog and cat. Vet Surg 15 (2), 161-170 VetMedResource.
  • Hitt M E (1980) Ablation of the ear canal for treatment of chronic suppurative otitis externa in a cat. Vet Med Small Anim Clin 75 (6), 1007-1009 PubMed.

Other sources of information

  • Ter Haar G (2016) Surgery of the ear. In: Ear, Nose and Throat Diseases of the Dog and Cat. 1st edn. Harvey R G & Ter Haar G (eds). CRC Press, Taylor & Francis Group, London. pp 427-448.
  • Ter Haar G (2015) Ear Canal Surgery. In: Complications in Small Animal Surgery. Griffon D & Hamaide A (eds), Wiley-Blackwell, Iowa. pp 155-163.
  • Smeak D D (2011) Management of complications associated with total ear canal ablation and bulla osteotomy in dogs and cats. Vet Clin North Am Small Anim Pract 41, 981-994 PubMed.
  • Ter Haar G (2006) Basic principles of surgery of the external ear (pinna and ear canal). In: The Cutting Edge: Basic operating skills for the veterinary surgeon. Kirpensteijn J & Klein W R (eds). 1st edn. Roman House Publishers, London, UK. pp 272-283.
  • Venker-van Haagen A J (2005) The Ear. In: Venker-van Haagen A J Ear, Nose, Throat, and Tracheobronchial Diseases in Dogs and Cats. Hannover: Schlutersche.


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