Communicable disease threats report, 3-9 April 2016, week 14

Surveillance report
Publication series: Communicable Disease Threats Report (CDTR)
Time period covered: 3 - 9 April 2016

​The ECDC Communicable Disease Threats Report (CDTR) is a weekly bulletin for epidemiologists and health professionals on active public health threats. This issue covers the period 3-9 April 2016 and includes updates on Zika virus, haemolytic uraemic syndrome in Romania, and yellow fever in Angola.

Executive summary

Seasonal influenza in Europe

Despite decreasing trends being reported by 27 countries influenza was reported as widespread, largely in the south-western part of the Region. The number of cases of severe disease was lower than in previous weeks but varied between countries. Most severe cases were associated with A(H1N1)pdm09 infection and were in people aged 15–64 years.
ECDC publishes joint weekly updates on seasonal influenza on Flu News Europe.

Haemolytic uraemic syndrome (HUS) cases in Romania and Italy

Twenty five cases have been identified as associated with an outbreak of Shiga toxin-producing Escherichia coli(STEC) O26 in Romania (24) and in Italy (1). Of these 25 cases, 19 were hospitalised for haemolytic uraemic syndrome (HUS), and three of the cases died.
A joint rapid outbreak assessment with the European Food Safety Authority (EFSA) has been published. 

Outbreak of yellow fever in Angola

Since the initial cases were detected in Luanda province, there has been a rapid increase in the number of suspected cases recorded since mid-January 2016. Local transmission is no longer restricted to Luanda. As of 30 March, 16 of 18 provinces across the country have reported suspected cases. A mass vaccination campaign has been ongoing since February aiming to immunise 6.7 million people in Luanda province.
ECDC published a rapid risk assessment on 25 March and an epidemiological update on 1 April.