Adults can develop fever, chills, and intestinal flu-like symptoms. Infants may vomit, refuse to drink, or have trouble breathing. Rare, but can be fatal. Pregnant women, newborns, the elderly, infirm, and immune-compromised are most at risk. Follow keep refrigerated labels, observe sell by and use by dates, and thoroughly reheat frozen or refrigerated processed meat and poultry products before eating.
Shigella multiply at room temperature.
Susceptible foods include poultry, milk and dairy products, salads, and other foods that require a lot of mixing and handling and no further heat treatment. Most serious in infants, the elderly, infirm, or immune-compromised. Do not prepare food when ill with diarrhea or vomiting. Also, can occur in raw or rare ground beef and unpasteurized milk. May require hospitalization.