Asked by: Lorella Hargain
asked in category: General Last Updated: 28th February, 2020

What is the reservoir for typhoid fever?

Humans are the only reservoir for Salmonella typhi (which is the most serious), whereas Salmonella paratyphi also has animal reservoirs. Humans can carry the bacteria in the gut for very long times (chronic carriers), and transmit the bacteria to other persons (either directly or via food or water contamination).

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Regarding this, what is the portal of exit for typhoid fever?

Portal of Exit, Route of Infection, and Source Feces represent the major portal of exit of Salmonella Typhi, although shedding in urine has also been documented [8]. Salmonella Typhi may be shed in the stool or urine during and following both clinical and subclinical acute infection.

Additionally, what is the incubation period for typhoid fever? Incubation period for Salmonella typhi and Salmonella paratyphi. The incubation differs for typhoid and paratyphoid fever: The incubation period for typhoid fever is usually 8–14 days, but this depends on the infective dose and can vary from 3 days to 1 month.

Correspondingly, where is typhoid fever most common in the world?

Typhoid fever is most common in non-industrialized countries. Travelers to Asia, Africa, Eastern Europe, and Latin America are especially at risk. How is typhoid fever spread? Salmonella typhi bacteria are shed in the urine or stool of infected persons, including chronic carriers.

What are the stages of typhoid fever?

There are four clinical stages of enteric fever, each roughly one weak, though not all (or any) stages need present in a particular infection. The first stage, when infection is symptomatic, may include malaise, dry coughing, headache, myalgia, and a fever of steadily increasing temperature.

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