Symptoms in people start within 6 hours to 6 days after ingesting the bacteria and include:. Most people recover from salmonellosis in 4 to 7 days without treatment. In some cases, the diarrhea may be so severe that the person needs to be hospitalized. In a person with severe diarrhea, the bacteria may spread from the intestines to the bloodstream and then to other places in the body. If this happens, the disease can be fatal unless the person is treated promptly with antibiotics. Children under 5, pregnant women, the elderly, and people with weakened immune systems such as those with cancer or other diseases have a higher risk of getting salmonellosis and are more likely to have severe symptoms.
Salmonellosis is uncommon in dogs and cats, but they can be carriers of the bacteria. For example, cats can spread Salmonella through shared litter boxes or when roaming throughout the house, such as on kitchen countertops. Some ways dogs can spread the bacteria is when they give people kisses or have stool accidents inside the home. Pet waste from both sick and healthy pets can be a source of infection for people.
When the disease is seen in an adult dog or cat, the animal typically has another infection or health problem at the same time. Puppies and kittens are more likely to show signs of disease. Signs of salmonellosis in dogs and cats include:. Salmonellosis is a common cause of diarrhea in adult horses. Horses can become infected with Salmonella by coming into contact with the bacteria in a contaminated environment, eating contaminated feed, or drinking contaminated water.
Horses can also become infected by direct contact with animals that are actively shedding the bacteria in their stool. Animal feed and pet food are recalled for various reasons, including for the presence of Salmonella.
Comparative genetics of the inv-spa invasion gene complex of Salmonella enterica. J Bacteriol. Gruenberg W. Overview of salmonellosis. Merck Veterinary Manual. Accessed Jun 3, Salmonellae interplay with host cells. Nat Rev Microbiol. Reimschuessel R, Grabenstein M. Guag J, et al. Get tips to help you stay safe around feathery, furry, and scaly friends.
Certain people are more likely to get a serious Salmonella infection. These people include children who are younger than 5, adults who are 65 and older, and people whose immune systems are weakened from certain medical conditions such as diabetes, liver or kidney disease, and cancer or their treatments.
Salmonella illness can be serious. Symptoms usually start 6 hours to 6 days after infection. They include diarrhea that can be bloody, fever, and stomach cramps.
Most people recover within 4 to 7 days without antibiotic treatment. But some people with severe diarrhea may need to be hospitalized or take antibiotics. CDC estimates that Salmonella causes more foodborne illnesses than any other bacteria. Chicken is a major source of these illnesses.
In fact, about 1 in every 25 packages of chicken external icon at the grocery store are contaminated with Salmonella. You can also get sick if its juices leak in the refrigerator or get on kitchen surfaces and then get on something you eat raw, such as salad. It is possible to reduce Salmonella contamination of chicken and the resulting illnesses, hospitalizations, and deaths.
Learn about measures that have been shown to reduce Salmonella contamination of chicken. Follow the Clean, Separate, Cook, and Chill guidelines to help keep you and your family safe from Salmonella infection and other kinds of food poisoning. Read other food safety features to learn more about protecting yourself and your loved ones from food poisoning. Skip directly to site content Skip directly to page options Skip directly to A-Z link. Food Safety.
Salmonella is caused by the bacteria salmonella. Salmonella is a group of bacteria that can cause diarrhea in humans. There are many different kinds of salmonella bacteria. Salmonella infection is caused by a group of salmonella bacteria called Salmonella. The bacteria are passed from feces of people or animals to other people or animals. Contaminated foods are often animal in origin. They include beef, poultry, seafood, milk, or eggs. However, all foods, including some unwashed fruits and vegetables can become contaminated.
Salmonella typhi is the one type of salmonella that lives only in humans. It is passed only from human to human through contaminated food or water. It tends to cause a serious and life-threatening infection called typhoid fever.
Treatment often needs antibiotics. A small number of people who are treated may feel better after treatment, but will continue to carry the organism and pass it through their feces to others through contaminated food or water. The following are the most common symptoms of salmonella. However, each person may experience symptoms differently.
Symptoms develop 12 to 72 hours after infection and may include:. The symptoms of salmonella infections may look like other conditions or medical problems. Always talk with your healthcare provider for a diagnosis.
Since many different illnesses have symptoms similar to salmonella, diagnosis depends on lab tests that identify salmonella in your stool. These infections generally run their course in 4 to 7 days.
Often no treatment is needed. However, if you have severe diarrhea, you may need rehydration with intravenous IV fluids. If the infection spreads from the intestines to the blood stream, prompt treatment with antibiotics will be necessary.
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