Finally, it misses low-sensitivity responses because it cannot detect allergic disease at sensitivities less than the concentration of the antigen placed. The treatment of allergic rhinitis with immunotherapy: A review of 1,000 cases
Definition. Typhoid fever is caused by Salmonella typhi bacteria. Typhoid fever is rare in industrialized countries. However, it remains a serious health threat in the developing world, especially for children.efinition. Typhoid fever is caused by Salmonella typhi bacteria. Typhoid fever is rare in industrialized countries. However, it remains a serious health threat in the developing world, especially for children.
Definitions of Typhus: Group of acute, arthropod borne infections caused by rickettsiae; includes epidemic (classic or louse-borne) typhus, its recrudescent form, and murine (endemic or flea-borne) typhus; all are characterized by severe headache, chills, high fever, stupor, and rash. - (Source-Diseases Database).