Typhoid Fever Today

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Abstract
Typhoid fever is almost always acquired by ingestion of food or water contaminated with excreta from a patient with typhoid or from a carrier.1 Human beings are the only reservoir of Salmonella typhi, and control of typhoid fever has been achieved in many countries by limitation of the fecal–oral spread of the organism from person to person. Nevertheless, the disease continues to be a major world health problem, with hundreds of thousands of cases occurring each year in areas where economic, political, and sociocultural factors impede development in general and advances in sanitation in particular.Control of typhoid has . . .