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OJVRTM

Online Journal of Veterinary Research©

 

 Volume 11 (3): 1-4, 2007

Outbreak of Equine Leptospirosis by S. Bratislava

 

 Pinna MH, Varges R, Abreu R, Lilenbaum W

 

Department of Microbiology, Universidade Federal Fluminense, Brazil

ABSTRACT

 

Pinna MH, Varges R, Abreu R, Lilenbaum W, Outbreak of Equine Leptospirosis by S. Bratislava, Online Journal of Veterinary Research 11 (3) : 1-4, 2007. A herd of 148 horses presented a high level of abortions (12%), embryonic death (10%) and neonatal deaths (8%). Microscopic agglutination test (MAT) revealed 27.0%  titres ≥800 and 28.4%, 200 to 400, G. Leptospira., Serovar Bratislava was isolated in 87.8% titre ≥200 but S. Icterohaemorrhagiae (7.3%) and Australis (4.9%) were also observed. Reactive horses were treated with dihydrostreptomycin and vaccinated. After one year, sero-reactivity, abortions, embryonic and neonatal deaths declined.

 

KEY WORDS: Leptospirosis, abortion, horse, Bratislava

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