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Salmonellosis

Contagious and zoonotic bacterial infection caused by Salmonella spp, of which there are >2500 serotypes. Clinically normal horses can transiently shed Salmonella, with shedding more common during: 

  • Concurrent illness: antibacterial usage, physiological disturbance

  • Stress: transportation, social, nutritional

  • Gastrointestinal disturbance: motility (especially colic), feed change