Why does salmonella cause diarrhea

What are the symptoms of infection? Most people with Salmonella infection have diarrhea, fever, and stomach cramps. Salmonella are a diverse group of bacteria. How is Salmonella infection diagnosed? How is infection treated? Antibiotic treatment is recommended for: People with severe illness People with a weakened immune system, such as from HIV infection or chemotherapy treatment Adults older than 50 who have medical problems, such as heart disease Infants children younger than 12 months.

Adults age 65 or older Can infection cause long-term health problems? How do people get infected? People can get Salmonella infection from a variety of sources, including Eating contaminated food or drinking contaminated water Touching infected animals, their feces, or their environment Who is more likely to get an infection and severe illness?

Children under 5 years old are the most likely to get a Salmonella infection. Infants children younger than 12 months who are not breast fed are more likely to get a Salmonella infection. Infants, adults aged 65 and older, and people with a weakened immune system are the most likely to have severe infections.

People taking certain medicines for example, stomach acid reducers are at increased risk of infection. What should I know about antibiotic resistance and Salmonella? What can be done to prevent antibiotic resistance and resistant bacteria? How common is Salmonella infection? Antibiotic Resistance Threats in the United States, Atlanta, GA: U.

Emerging Infectious Diseases. Science News. A completely different function Scientists led by Wolf-Dietrich Hardt, Professor at the Institute of Microbiology D-BIOL , have now shown for the first time which molecule is sufficient to trigger the diarrhoeal disease: the protein SopE, which Hardt has studied for a good part of the past 12 years and whose molecular function he determined during his post-doctoral research. The S. ScienceDaily, 17 October ETH Zurich. Retrieved November 10, from www.

They show how root-associated bacteria have a competitive advantage when colonizing their native Researchers have analyzed what happens on the molecular level when the diarrhea Print Email Share. Just a Game? Living Well. View all the latest top news in the environmental sciences, or browse the topics below:. Keyword: Search. Who is at risk for salmonella infections?

Certain factors can increase your risk for getting salmonella. These factors include: Eating raw or undercooked eggs, poultry, and beef, or unwashed fresh fruits and vegetables, including raw alfalfa sprouts Handling animals or pets, such as turtles, snakes, and lizards What are the symptoms of salmonella infections? Symptoms develop 12 to 72 hours after infection and may include: Diarrhea Fever Abdominal cramps Chills Headache Nausea or vomiting The symptoms of salmonella infections may look like other conditions or medical problems.

How are salmonella infections diagnosed? How are salmonella infections treated? Your healthcare provider will figure out the best treatment for you based on: How old you are Your overall health and past health How sick you are How well you can handle specific medicines, procedures, or therapies How long the condition is expected to last Your opinion or preference These infections generally run their course in 4 to 7 days.

What are the complications of salmonella infections? Can salmonella infections be prevented? Also, follow these recommendations by the CDC: Make sure all poultry, meats, seafood, and eggs, are well-cooked.

Do not consume raw or unpasteurized milk or other dairy products. Do not consume raw or undercooked eggs.

Discard cracked eggs. Keep eggs refrigerated. Thoroughly wash produce before eating it. Avoid cross-contamination of foods. Keep uncooked meats separate from produce, cooked foods, and ready-to-eat foods. Thoroughly wash all utensils, including cutting boards, knives, and counters, after handling uncooked foods.

Thoroughly wash hands before handling foods and between handling different food items. Thoroughly wash hands after contact with feces. Thoroughly wash hands after handling any reptiles or birds, since reptiles and birds are particularly likely to carry salmonella.

When should I call my healthcare provider? Key points about salmonella infections Salmonella infections are diarrheal infections caused by the bacteria salmonella.