Enteric fever is caused by: September 2005: (A) Salmonella typhi, (B) Salmonella paratyphi A, (C) Salmonella paratyphi B, (D) All of the above
Answer is D. Ans. D: All of the above Typhoid fever is caused by Salmonella typhi. Paratyphoid fever is caused by Salmonella paratyphi A, B and C. The term enteric fever encompasses both typhoid and paratyphoid fevers.