Ongoing outbreak of measles in Oslo, Norway, January–February 2011Archived
Between 19 January and 17 February 2011, 10 cases of measles (eight laboratory-confirmed and two probable) were reported in Oslo, with the majority of cases in a mainly unvaccinated Somali community.
Epidemiological update: outbreak of hepatitis A virus infection in four Nordic countries
As of 6 August 2013, the Danish, Finnish, Norwegian and Swedish public health institutes reported 106 cases associated with the hepatitis A virus (HAV) infection outbreak affecting their countries since 1 October 2012. Of these, 64 were confirmed and 42 were probable.
Epidemiological update: Measles - monitoring European outbreaks, 9 June 2017
Between 1 January 2016 and 6 June 2017, Romania has reported 6 619 measles cases, including 29 deaths. In 2016, several additional EU/EEA countries reported measles outbreaks, and an increase in the number of cases continues to be observed in 2017.
Epidemiological update - Increase in Echovirus 30 detections in Denmark, the Netherlands, Norway and Sweden, July 2018
Since the beginning of the year, certain EU/EEA public health institutes have observed an upsurge in the number of positive enterovirus detections, especially Echovirus 30 (E30) cases. Norway  and the Netherlands  have published a report from national public health institutes on the increased E30 detections.
Epidemiological update - Increase in Echovirus 30 detections in Denmark, Germany, the Netherlands, Norway and Sweden, June to July 2018
In 2018, Norway  and the Netherlands  published reports from national public health institutes on increased Echovirus 30 (E30) detections associated with an increase in the number of meningitis or meningoencephalitis cases. Since the beginning of 2018, 407 E30 cases have been reported to ECDC in 10 EU/EEA countries based on an Epidemic Intelligence Information System–Vaccine Preventable Diseases (EPIS-VPD) data call.
Epidemiological update: Multi-country outbreak of Salmonella Enteritidis infections linked to Polish eggs
Since the joint ECDC-EFSA rapid outbreak assessment ’Multi-country outbreak of Salmonella Enteritidis infections linked to Polish eggs’ published on 12 December 2017, 15 EU/EEA countries (Belgium, Czech Republic, Denmark, France, Hungary, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Poland, Slovenia, Sweden and United Kingdom) have reported 336 confirmed, 94 probable and 3 new historical-confirmed cases associated with this ongoing multi-country outbreak of Salmonella Enteritidis in the EU/EEA. In the same period, seven historical probable cases were reclassified as excluded.