Typhoid fever: types, symptoms, causes, treatment, diagnosis, risks,
Typhoid fever is an infection caused by the bacteria Salmonella typhi. This germ affects the intestinal tract and bloodstream. It is a serious disease associated with fever caused by the bacteria Salmonella enterica serotype Typhi. It can also be caused by Salmonella paratyphi, a related bacterium that usually causes less severe disease. The bacteria are acquired by human carriers in water or food and then spread to other people in the area.