Signs & Symptoms
Salmonella Infections Linked to Alfalfa Sprouts from One Contaminated Seed Lot (Final Update)
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This outbreak appears to be over. However, sprouts are known to cause foodborne illness and outbreaks. More information about steps to reduce your risk of getting sick from eating sprouts is available on the Advice to Consumers page.
What are the signs and symptoms?
Most people infected with Salmonella develop the following signs and symptoms 12-72 hours after being exposed to the bacteria:
- Diarrhea
- Fever
- Abdominal cramps
How long does the illness last?
- The illness usually lasts 4 to 7 days, and most people recover without treatment.
- In some people, the diarrhea may be so severe that they need to be hospitalized. Salmonella infection may spread from the intestines to the bloodstream and then to other places in the body.
- In rare cases, Salmonella infection can cause death unless the person is treated promptly with antibiotics.
Who is more likely to have a severe illness?
- Children younger than 5 years
- Older adults
- People with weakened immune systems
More information about Salmonella and steps people can take to reduce their risk of infection with Salmonella in general can be found on the CDC Salmonella Web Page.
- Page last reviewed: February 23, 2016
- Page last updated: May 13, 2016
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