The Norwegian Institute of Public Health has reported an outbreak caused by the gastrointestinal bacteria, Salmonella Enteritidis.


So far, infection has been detected in 16 people living in several counties.

Patient samples have been collected between the end of July and the beginning of September. They are from patients aged from 1 to 74 years. There are 10 women and 6 men affected and they live in Oslo, Nordland, Troms, Finnmark, Rogaland, Vest-Agder, Vestfold, Trøndelag, Sogn and Fjordane and Oppland.

Bacteria with similar DNA profiles have been detected in all 16 people.

Salmonellosis is due to infection with the bacterium Salmonella. The most common symptoms are diarrhea, headache, abdominal pain, nausea and possibly fever. In rare cases, diarrhea may be long-term and severe. The source of infection can be both animals and humans. Each year, between 900 and 1300 cases of salmonellosis are reported to the Norwegian Institute of Public Health. Most cases are infected abroad.