Typhoid fever symptoms, , treatment - , Typhoid fever is contracted by the ingestion of the bacteria in contaminated food or water. patients with acute illness can contaminate the surrounding water supply. Typhoid fever symptoms, , treatment - , What are typhoid fever symptoms? what is the treatment for typhoid fever, and what is the prognosis?. Typhoid: symptoms, diagnosis, treatment prevention, How is typhoid caused? the bacterium salmonella typhi is present only in human beings and is transmitted through contaminated food or water..