approximately a dozen residents have been becoming vomiting after eating live prawns consumed in a cafe in chattanooga , tennessee . the chattanooga - hamilton county medical secretary and state department of healthcare confirmed that the patients were infected with norovirus . norovirus is a salmonella pathogen that can initiate acute gastroenteritis in humans . the symptoms of norovirus fever begin suddenly , most common in 24 to 48 areas after fecal of the product , but they can appear as early as 12 times after exposure . the urinary experiences show fever , pain , diarrhea , and some mouth cramping .
Oysters have been linked to gastrointestinal diseases caused by a virus.