Abstract

A multinational outbreak of salmonellosis linked to the Riga Cup 2015 junior ice-hockey competition was detected by the Finnish health authorities in mid-April and immediately notified at the European Union level. This prompted an international outbreak investigation supported by the European Centre for Disease Prevention and Control. As of 8 May 2015, seven countries have reported 214 confirmed and suspected cases, among which 122 from Finland. The search for the source of the outbreak is ongoing.

Highlights

  • A multinational outbreak of salmonellosis linked to the Riga Cup 2015 junior ice-hockey competition was detected by the Finnish health authorities in mid-April and immediately notified at the European Union level

  • Following the notification of the first cluster of cases in mid-April, the Finnish National Institute for Health and Welfare (THL) monitored notifications reported to the National Infectious Disease Registry (NIDR) in order to capture Salmonella infections with a travel history to Latvia

  • Cases were identified according to the outbreak case definition. Since this led to the finding of other possible clusters in different parts of Finland, THL invited on 21 April, the Finnish clubs participating in the Riga Cup 2015 to an online survey in order to describe and determine the magnitude of the outbreak

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Summary

Rapid communications

Multinational outbreak of Salmonella Enteritidis infection during an international youth ice hockey competition in Riga, Latvia, preliminary report, March and April 2015. A multinational outbreak of salmonellosis linked to the Riga Cup 2015 junior ice-hockey competition was detected by the Finnish health authorities in mid-April and immediately notified at the European Union level. This prompted an international outbreak investigation supported by the European Centre for Disease Prevention and Control. As of 8 May 2015, seven countries have reported 214 confirmed and suspected cases, among which 122 from Finland.

The event
Epidemiological and microbiological investigations in Finland
International investigations
Food and environmental investigations in Latvia
Number of cases
Control measures
Conclusions
Conflict of interest

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