Communicable disease threats report, 2-9 July 2016, week 27

Surveillance report
Publication series: Communicable Disease Threats Report (CDTR)
Time period covered: 2 - 9 July 2016

​The ECDC Communicable Disease Threats Report (CDTR) is a weekly bulletin for epidemiologists and health prefessionals on active public health threts. This issue covers the period 2-9 July 2016 and includes updates on Zika virus, polio, dengue, chikungunya, West Nile virus and yellow fever in Angola.

Executive summary

This issue covers the period 3 to 9 July 2016 and includes updates on Zika virus infection, Yellow fever and West Nile virus.

Zika Virus Infection

During the past week, the Netherlands confirmed an imported case of Zika virus infection on the island of Saba and the first autochthonous case of Zika virus on the island of St Eustatius. Both islands have a special status as municipalities of the Netherlands. Three cases of Zika virus infection have been detected in Guinea-Bissau. After Cape Verde Guinea-Bissau becomes the second country in West Africa affected by the virus since 2015. In the EU, since week 45 in 2015, 10 countries have reported 783 travel-associated Zika cases through the European Surveillance System.
Yellow Fever

Peru has been experiencing an outbreak of yellow fever since the beginning of the year, with 42 probable and 37 confirmed cases, including nine deaths (as of 6 July 2016). This outbreak is not related to the current African outbreaks ongoing in Angola with 3 552 suspected cases (as of 1 July 2016) and the Democratic Republic of Congo with 1 582 suspected cases (as of 1 July).
On 5 July ECDC published a mission report assessing the Yellow fever outbreak in Angola
West Nile Virus - seasonal monitoring in Europe

In the past week, Russia reported its first case of West Nile fever during the current transmission period in Rostov Oblast. As of 7 July 2016, no cases of West Nile fever in humans have been reported in the EU Member States and seven cases have been reported in neighbouring countries since the beginning of the 2016 transmission season.