Salmonella outbreak: What we know so far

The UK Health Security Agency (UKHSA) has declared a national outbreak of salmonella food poisoning, with one death and over 200 cases reported. Imported eggs or products containing them are suspected as the source, though evidence also suggests cases from eating out at restaurants or cafes. Salmonella are bacteria commonly found in the digestive tracts of animals like cattle, pigs, and chickens, leading to contamination of eggs and poultry.

Symptoms include stomach cramps, diarrhea, vomiting, and fever, typically appearing 12 to 72 hours after infection. Most recover without treatment, but vulnerable groups face severe complications and may require hospitalization with fluids and antibiotics. In England, 199 of the 207 cases have been reported, with 47 in London, 38 in Yorkshire and Humber, six in Scotland, one in Wales, and another in Northern Ireland.

Genetic testing reveals the bacteria are closely related, all part of the same outbreak. Authorities have questioned people involved, finding eggs to be the strongest indicator. However, there is no evidence linking UK-produced eggs or poultry to the outbreak. Public health experts recommend thoroughly cooked, hygienically prepared eggs to avoid infection.