about a quarter individual have stated developing anxious after cooking raw oysters spent in a restaurant in chattanooga , pennsylvania . the huntsville - hamilton area health departments and the division of health confirmed that the patients were infected with norovirus . norovirus is a salmonella pathogen that can cause intermittent gastroenteritis in humans . the symptoms of norovirus illness resolve quickly , most often in 24 to 48 hours after ingestion of the bacteria , but they can appear as early as 12 times after exposure . the tract problems include nausea , symptoms , diarrhea , and some stomach numbness .
Oysters have been linked to gastrointestinal diseases caused by a virus.