Canis ISSN: 2398-2942

Soft palate: elongated

Synonym(s): Brachycephalic airway obstruction syndrome BAOS, Elongated soft palate, Upper airway obstruction syndrome, Brachycephalic airway syndrome BAS

Contributor(s): Andrew Gardiner, Geraldine Hunt, James Simpson, Jill Sammarco

Introduction

 
  • Most common manifestation of brachycephalic airway syndrome Brachycephalic airway obstruction syndrome , a disease complex which also includes:
    • Stenotic nares Stenotic nares enlargement.
    • Eversion of laryngeal ventricles (saccules).
    • Excess mucosal folds in the glotto-epiglottic region.
    • Hypoplastic trachea in Bulldogs.
      Many dogs will have more than one of the above problems
  • Cause: congenital, occurs most commonly in brachycephalics.
  • No sex predilection.
  • Signs: most animals present in young adulthood with signs of upper airway obstruction.
  • Laryngeal collapse Larynx: disease overview may complicate the problem in older animals.
  • Diagnosis: signs and visualization.
  • Treatment: surgical correction.
  • Prognosis: good with surgery.

Pathophysiology

  • Anatomical abnormalities increase resistance to airflow ’ chronic increased respiratory effort.
  • Abnormally high negative pressure on inspiration leads to:

Clinical signs

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Diagnosis

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Treatment

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Further Reading

Publications

Refereed papers
  • Sylvestre A M & Sharma A (1997)Management of a congenitally shortened soft palate in a dog. JAVMA211, 875-877.
  • Lorinson D, Bright R M & Wight R A S (1997)Brachycaphalic airway obstruction syndrome - a review of 118 cases. Canine Pract2218-21.


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