ISSN 2398-2977      

Heart: sinus dysrhythmia

pequis
Contributor(s):

Introduction

  • Sinus arrhythmias are periodic waxing and waning of heart rate.
  • Cause: changes in vagal tone.
  • Signs: irregular rhythm.
  • Diagnosis: ECG, auscultation.
  • Treatment: none required.
  • Prognosis: excellent.

Pathogenesis

Etiology

  • Associated with alteration in vagal tone.

Diagnosis

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Treatment

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Outcomes

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Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Raekallio M et al (1992) Long term ECG recording with Holter monitoring in clinically healthy horses. Acta Vet Scand 33 (1), 71-75 PubMed.
  • Mc Guirk S M et al (1985) Diagnosis and treatment of cardiac arrhythmias. Vet Clin North Am Equine Pract (2), 353-370 PubMed.
  • Vibe-Petersen G et al (1980) Electrocardiography in the horse. ( A report of findings in 138 horses). Nord Vet Med 32 (3-4), 105-121 PubMed.
  • Glendinning E S et al (1972) Significance of clinical abnormalities of the heart in soundness. Equine Vet J (1), 21-30 PubMed.
  • Buchanan J W et al (1965) Spontaneous arrhythmias and conduction disturbances in domestic animals. Ann NY Acad Sci 127 (1), 224-238 PubMed.

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