Salmonellosis is an infection with bacteria called
can grow in a variety of places such as water, raw meat, seafood, certain pets, and eggs.
Salmonellosis is caused by ingestion of a strain of bacteria called salmonella. After the bacteria are ingested, within 6-48 hours
they will pass through the stomach to the intestine where inflammation occurs and spreads.
Stomach and Intestines
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Factors that increase your risk of getting salmonellosis include:
- Eating raw or undercooked meat, poultry, eggs, fish, or seafood
- Eating unpasteurized dairy products
- Eating other contaminated foods
- Drinking contaminated water
- Handling reptiles, especially turtles
- Taking antibiotics
Having a compromised immune system, such as in:
- People with low stomach acidity, such as those who take medication that reduces stomach acid
If you have any of these symptoms, do not assume it is due to salmonellosis. These symptoms may be caused by other, less serious health conditions.
- Abdominal cramps
Your doctor will ask about your symptoms and medical history. A physical exam will be done. Your doctor may
test your stool or blood to confirm presence of
Over-the-counter medications or oral rehydration solutions may be used to treat the symptoms of salmonellosis. The symptoms will usually improve on their own within 2-5 days. If symptoms are severe, talk with your doctor about the best treatment plan for you. Treatment options include the following:
- Rehydration therapy—
Oral or IV fluid replacement is needed; electrolytes may also be added to the solution.
ibuprofen—Over-the-counter pain relievers may be used to reduce fever or treat headaches and other pain.
- Antibiotics—These are required only in severe cases
where blood infection may occur. Antibiotic use in non-severe cases does not improve a person's outcome. It may cause the bacteria to stay longer in your system.
To help reduce your chance of getting salmonellosis, take the following steps:
- Wash hands and cutting boards with hot soapy water before and after handling raw foods.
using them on
raw meats, fish, or poultry.
- Do not use the same cutting boards for raw meats and raw vegetables.
- Do not drink unpasteurized milk.
- Drink bottled or purified water when traveling.
- Cook all foods to appropriate temperatures.
- Place foods in the refrigerator promptly.
- Wash hands after handling reptiles.
- Certain medications, like those to reduce stomach acid, may increase your risk for salmonellosis. Talk to your doctor about this risk.
Salmonellosis. Control of Communicable Diseases Manual.
American Public Health Association. 1996: 410-414.
Centers for Disease Control and Prevention (CDC). Use of a self-assessment
questionnaire for food safety education in the home kitchen—Los Angeles
County, California, 2006-2008.
Edwards BH. Salmonella and shigella species.
Clin Lab Med. 1999; 19(3):469-487.
Heymann D. Salmonellosis. In: American Public Health Association.
Control of Communicable Diseases Manual.
Koningstein M, Simonsen J, et al. The interaction between prior
antimicrobial drug exposure and resistance in human Salmonella infections.
Antimicrob Chemother. 2010;65(8):1819-1825.
Salmonellosis. Centers for Disease Control and Prevention website. Available at:
http://www.cdc.gov/salmonella/. Updated June 27, 2013. Accessed June 19, 2014.
Salmonellosis. EBSCO DynaMed website. Available at:
https://dynamed.ebscohost.com/about/about-us. Updated January 16, 2014. Accessed June 19, 2014.
Last reviewed June 2014 by Michael Woods, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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