Question: what is the difference between typhoid and paratyphoid fever?
Answer: Typhoid fever is a systemic disease acquired by the ingestion of food or water contaminated by the bacterium Salmonella enterica serovar Typhi. Paratyphoid is a clinically similar illness, caused by Salmonella enterica serovar Paratyphi A, B or C. These organisms are usually referred to as S. Typhi and S.