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Streptococcus suis infections in birds.
L A Devriese1, F Haesebrouck, P de Herdt
1Faculty of Veterinary Medicine, University of Gent, Gent, Belgium, Canada.
Avian Pathology : Journal of the W.V.P.A
|December 1, 1994
Summary
Streptococcus suis infections caused septicaemia and sudden deaths in various bird species, including psittacines and finches. All identified strains belonged to serotype 9, indicating a specific pathogen in avian Streptococcus suis cases.
Area of Science:
- Veterinary Medicine
- Avian Pathology
- Microbiology
Background:
- Streptococcus suis is a known pathogen in pigs, but its role in avian species is less understood.
- Avian infections can lead to significant morbidity and mortality in various bird populations.
Purpose of the Study:
- To report and characterize cases of Streptococcus suis infection in diverse avian species.
- To identify the clinical and pathological features associated with Streptococcus suis in birds.
Main Methods:
- Diagnostic investigation of sick and deceased birds.
- Bacteriological isolation and identification of Streptococcus suis.
- Serotyping of isolated Streptococcus suis strains.
Main Results:
- Eight cases of Streptococcus suis infection were diagnosed across psittacine birds, zebrafinches, bullfinches, canaries, and a duck.
- The primary manifestation was septicaemia, leading to sudden deaths in nestlings, young, and adult birds.
- Four serotypable strains were identified, all belonging to serotype 9.
Conclusions:
- Streptococcus suis can cause septicaemia and mortality in a range of avian species.
- Serotype 9 appears to be a significant type of Streptococcus suis affecting birds.
- Further research is warranted to understand the epidemiology and transmission of Streptococcus suis in avian populations.
