Bacillus cereus food poisoning Most often occurs in small clusters following ingestion of reheated rice or other vegetables. Brucellosis Human disease in this country is due to Brucella abortus, suis, melitensis and canis. Infection trends in this state have shifted from occupational to food-borne during this period. Campylobacteriosis Campylobacter is the leading cause of food-borne infection in the United States. The estimated incidence is 4 million cases and 200 to 1,000 fatal cases per year.
Sporadic cases are most common during summer and often acquired from poultry products.
Outbreaks are most common during spring and fall and associated with ingestion of contaminated milk or water. Four additional outbreaks were registered during 1993-1994, involving 271 cases. An outbreak in Chicago during 1990 affected 17 physicians and three hospital employees, and was traced to contaminated drinking water. The raspberries are thought to have been contaminated by water used in pesticide sprays. Fresh raspberries, imported from Guatemala, had been served in 19 of the 21 outbreaks.