Canis ISSN: 2398-2942

Hypersialism

Synonym(s): Ptyalism, hypersialosis, sialorrhea

Contributor(s): James Simpson, Kenneth Simpson

Introduction

  • Occasionally seen (unilateral) congenitally in pups with parotid enlargement.
  • Occasionally seen in young to middle-aged dogs (all glands).
  • Cause: poisoning, viral infection, foreign bodies, portosystemic shunts, esophagitis, salivary gastric /oral/esophagal neoplasia, sialadenitis, salivary gland hypertrophy, sialoceles.
  • Signs: increased salivation/drooling.
  • Treatment: remove underlying cause, symptomatic.
  • Prognosis: depends on cause.
    Follow the diagnostic tree for Ptyalism & Pseudoptyalism Ptyalism & Pseudoptyalism.

Pathogenesis

Etiology

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.
  • Stonehewer J, Mackin A J, Tasher S, Simpson J W & Mayhew I G (2000) Idiopathic phenobarbital responsive hypersialosis in the dog: an unusual form of limbic epilepsy? JSAP 41 (9), 416-421 PubMed.
  • Chapman B L & Malik R (1992) Phenobarbitone - responsive hypersialism in two dogs. JSAP 33 (11), 549-552 VetMedResource.
  • Cooke M M & Guilford W G (1992) Necrotizing sialadenitis in a Wire Haired Fox Terrier. NZ Vet J 40 (1), 69-72 ResearchGate.


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