ISSN 2398-2950      

Dacryocystitis

ffelis

Introduction

  • Uncommon in the cat because of conformation of lids/puncta.
  • Inflammation of the lacrimal sac +/- the nasolacrimal duct.
  • Cause: usually caused by obstruction of the duct, eg foreign body, fibrosis, tooth root abscess , or by trauma or previous ophthalmia neonatorum   →   symblepharon Symblepharon which occludes puncta   →   chronic epiphora Epiphora.
  • Signs: mucopurulent discharge and epiphora Epiphora.
  • Diagnosis: fluorescein test, radiography, catheterization.
  • Treatment: removal of obstruction, nasolacrimal flush.
  • Prognosis: good to fair.

Pathogenesis

Etiology

Primary

  • Foreign bodies within the nasolacrimal system .
  • Fibrosis, eg from a previous or chronic episode of dacrocystitis.

Secondary

Pathophysiology

  • Inflammation of the lacrimal sac and/or the nasolacrimal duct/canaliculi.

Timecourse

  • If foreign body, clinical signs within a few days.
  • Chronic conditions over weeks/months.

Diagnosis

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Treatment

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Outcomes

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Further Reading

Publications

Refereed papers

Other sources of information

  • Petersen-Jones S & Crispin S (2002) BSAVA Manual of Small Animal Ophthalmology. 2nd edn. British Small Animal Veterinary Association. ISBN 0 905214 54 4

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