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Typhoid and Paratyphoid Fever

 
      Salmonella Typhi bacteria            Salmonella Typhi (S. Typhi) are bacteria that infect the intestinal tract and the blood. The disease is referred to as typhoid fever. S. Paratyphi bacteria cause a similar, but milder illness, which comes under the same title. Paratyphoid has a shorter duration, generally, than typhoid. S. Typhi and S. Paratyphi are common in many developing countries where sewage and water treatment systems are poor. Most cases reported in BC are among travelers returning from those areas.                      
Last Updated: March 15, 2012