A Foodborne Outbreak of Shigellosis on an Indian Reservation

A large outbreak of foodborne salmonellosis on the Navajo Nation Indian Reservation, epidemiology and secondary transmission.

In September 1974, the largest outbreak of foodborne salmonellosis ever reported to the Center for Disease Control--affecting an estimated 3,400 persons--occurred on the Navajo Nation Indian Reservation. The responsible agent was Salmonella newport and the vehicle of transmission was potato salad served to an estimated 11,000 persons at a free barbecue. The cooked ingredients of the potato sala...

An outbreak of foodborne giardiasis.

G LAMBLIA is recognized as an important cause of acute illness in human beings. Community-wide waterborne outbreaks of giardiasis . have been documented with increasing frequency,' ' and backpackers have become ill after drinking water from mountain streams. 6 ' 7 Giardiasis has also occurred among travelers to foreign countries, although the methods of transmission in these situations are not ...

Ambulatory tuberculosis chemotherapy on an Indian reservation.

An outbreak of shigellosis in an ultra-orthodox Jewish community.

An outbreak of Shigellosis due to Shigella sonnei, S. flexnerii and S. boydii in an ultra-religious Jewish community in Southern Israel is described. The source of epidemic was traced to vegetables bought from a single source. The importance of epidemic and endemic modes of spread of Shigella is discussed.

Foodborne norovirus outbreak: the role of an asymptomatic food handler

BACKGROUND In July 2005 an outbreak of acute gastroenteritis occurred on a residential summer camp in the province of Barcelona (northeast of Spain). Forty-four people were affected among residents and employees. All of them had in common a meal at lunch time on 13 July (paella, round of beef and fruit). The aim of this study was to investigate a foodborne norovirus outbreak that occurred in th...