Causes and Symptoms of Shigellosis
Shigellosis is an infectious disease caused by a group of bacteria called Shigella. The Shigella bacteria pass from one infected person to the next.
Every year, about 18,000 cases of shigellosis are reported in the United
States. Approximately 140 to 900 cases of shigellosis are reported in
Minnesota each year.
- Shigellosis Fact Sheet
Answers to frequently asked questions about Shigella.
- Shigella Infections
CDC fact sheet that answers some common questions about shigellosis. Attention: Non-MDH link
- diarrhea (often bloody)
- abdominal pain and cramps
Symptoms usually begin 1 to 3 days after exposure (range, 12 hours to 4 days).
- Shigellosis usually resolves in 5 to 7 days.
- In some persons, especially young children and the elderly, the diarrhea
can be so severe that the patient needs to be hospitalized.
- A severe infection with high fever may also be associated with seizures
in children less than 2 years old.
- Some persons who are infected may have no symptoms at all, but may still pass the Shigella bacteria to others.
- Shigella are present in the stools of infected persons while they are sick and for a week or two after recovery.
- Most Shigella infections are the result of the bacterium
passing from stool or soiled fingers of one person to the mouth of another
- This happens when basic hygiene and handwashing habits are inadequate.
- It is particularly likely to occur among toddlers who are not fully toilet-trained.
- Family members and playmates of such children are at high risk of becoming infected.
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