Persistent right aortic arch in a yearling horse

Troy D. Butt, David G. MacDonald, William H. Crawford, Julie E Dechant

Research output: Contribution to journalArticlepeer-review

20 Scopus citations


A 14-month-old filly with chronic pharyngitis was diagnosed with incomplete esophageal constriction and megaesophagus due to a persistent right aortic arch. This report is unusual because clinical signs of respiratory dysfunction secondary to chronic regurgitation occurred prior to the recognition of dysphagia.

Original languageEnglish (US)
Pages (from-to)714-715
Number of pages2
JournalCanadian Veterinary Journal
Issue number11
StatePublished - Nov 1998
Externally publishedYes

ASJC Scopus subject areas

  • veterinary(all)


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