approximately a 200 individuals have claimed getting nervous after consuming fried clams consumed in a restaurant in tennessee , tennessee . the hamilton - montgomery county news department and ohio department of healthcare confirmed that the elderly were diagnosed with norovirus . norovirus is a botulism epidemic that can causing acute gastroenteritis in women . the symptoms of norovirus generally begin instantly , most common in 24 to 48 hours after ingestion of the host , but they can begin as slowly as 12 hours after treatment . the gastrointestinal disorders include bile , coughing , diarrhea , and some abdomen cramping .
Oysters have been linked to gastrointestinal diseases caused by a virus.