ISSN 2398-2977      

Orbit: retrobulbar abscess

pequis

Introduction

  • Cause: similar etiology to orbital cellulitis   Orbit: cellulitis  but the infection becomes more localized and chronic.
  • Signs: unilateral progressive exophthalmos with marked loss of appetite due to pain.
  • Treatment: drainage of the abscess is essential followed by systemic antibiotic and analgesic therapy.
  • Prognosis: guarded due to difficulties of establishing drainage and complete resolution of infections.

Pathogenesis

Etiology

Predisposing factors

General
  • Concurrent head or upper respiratory tract diseases, wounds or injuries.

Pathophysiology

  • Similar etiology to orbital cellulitis   Orbit: cellulitis  with the addition of possibleStreptococcus equi  Streptococcus spp  as a cause.
  • The infection, however, becomes more localized, chronic and insidious.

Timecourse

Diagnosis

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Treatment

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Prevention

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Outcomes

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Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • van den Top J G B, Schaafsma I A, Boswinkel M & Klein W R (2007) A retrobulbar abscess as an uncommon cause of exophthalmos in a horse. Equine Vet Educ 19 (11), 579-583 VetMedResource.

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