Abstract
Binary file ES_Abstracts_Final_ECDC.txt matches
Highlights
A food-borne outbreak of hepatitis A in Denmark was notified to other countries on 1 March 2013
An outbreak investigation was initiated and an urgent enquiry was posted through the European Epidemic Intelligence Information System for food- and waterborne diseases (EPIS-FWD) on 1 March 2013, asking if any other countries had seen an increase in the number of domestic patients with hepatitis A virus (HAV) infection
A probable case is defined as a person living in Denmark, Finland, Norway or Sweden with clinical illness compatible with HAV infection and positive for HAV IgM antibodies, no travel history outside of Nordic countries two to six weeks before onset of symptoms or having other known HAV risk factors, such as intravenous drug use, homelessness or male-to-male sexual contact and symptom onset on 1 October 2012 or later
Summary
Ongoing multi-strain food-borne hepatitis A outbreak with frozen berries as suspected vehicle: four Nordic countries affected, October 2012 to April 2013. A food-borne outbreak of hepatitis A in Denmark was notified to other countries on 1 March 2013. A case–control study identified frozen berries eaten in smoothies as potential vehicle. Finland, Norway and Sweden identified an increased number of hepatitis A patients without travel history. Most cases reported having eaten frozen berries at the time of exposure. By 17 April, 71 cases were notified in the four countries. No specific type of berry, brand or origin of berries has yet been identified
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