Threats and outbreaks

West Nile fever seasonal surveillance

Weekly updated maps with the reported cases in Europe

Hepatitis A outbreaks among men who have sex with men

1 173 hepatitis A cases are reported since June 2016, by 15 EU countries. Most cases are among men who have sex with men.

Read rapid risk assessment:

Yellow fever outbreak in Brazil

ECDC is monitoring the outbreak and regularly assessing the risk of importation and spread in Europe.

View outbreak updates and maps

Multi-country outbreak of new Salmonella enterica

An outbreak of a new Salmonella enterica affected 47 individuals in five EU countries between March 2016 and May 2017

Rapid Outbreak Assessment

All
Weekly threat reports (CDTR)
Epidemiological updates
Risk assessments
Maps/Data
ECDC comments

Publication

Rapid risk assessment: Cyclospora infections in European travellers returning from Mexico - 21 July 2017

risk assessment - 21 Jul 2017

Publication

Rapid risk assessment: Multi-country outbreak of Salmonella Enteritidis phage types 56 and 62, MLVA profile 2-11-3-3-2 and 2-12-3-3-2 infections, 20 July 2017

risk assessment - 20 Jul 2017

Publication

Influenza A(H7N9) virus in China - implications for public health - 7th update, 3 July 2017

risk assessment - 3 Jul 2017

Publication

Rapid risk assessment: Hepatitis A outbreak in the EU/EEA mostly affecting men who have sex with men, 3rd update, 28 June 2017

risk assessment - 29 Jun 2017

Publication

Rapid Outbreak Assessment: Multi-country outbreak of new Salmonella enterica 11:z41:e,n,z15 infections associated with sesame seeds, 14 June 2017

risk assessment - 14 Jun 2017

Load More

Outbreak reports and data

Threats and outbreaks by disease and country

ECDC monitors current infectious disease outbreaks and assesses the risk to public health in Europe. ECDC experts provides technical support to the EU-level response to such threats.

Interim surveillance case definitions for reporting in EU

During outbreaks, ECDC issues draft interim case definitions for surveillance, to support classifying cases for epidemiological reporting in EU.

ECDC in the field

ECDC supports outbreak investigations through deploying ECDC missions, supporting the EU Med Corps and facilitating national experts participation in WHO and other missions.

Outbreak tools

ECDC has produced several tools to support and guide outbreak preparedness, investigation and response activities.

Epidemic intelligence

Epidemic intelligence can be described as the systematic collection and collation of information from a variety of sources. See a list of epidemiological sources and tools used by ECDC

Toolkit for investigation and response to food and waterborne disease outbreaks

Series of tools that can be useful during an investigation of a European outbreak.

View the toolkit

Epidemic intelligence and outbreak response

ECDC supports the response to infectious disease threats in the EU through rapid risk assessments and filed outbreak missions

Read about ECDC mandate

Follow @ECDC_Outbreaks

Follow the ECDC outbreak channel on Twitter for the latest epidemiological updates, data on outbreaks and risk assessments.

Follow @ECDC_Outbreaks

European Centre for Disease Prevention and Control

An agency of the European Union

Threats and outbreaks

West Nile fever seasonal surveillance

Hepatitis A outbreaks among men who have sex with men

Yellow fever outbreak in Brazil

Multi-country outbreak of new Salmonella enterica

Rapid risk assessment: Cyclospora infections in European travellers returning from Mexico - 21 July 2017

Rapid risk assessment: Multi-country outbreak of Salmonella Enteritidis phage types 56 and 62, MLVA profile 2-11-3-3-2 and 2-12-3-3-2 infections, 20 July 2017

Monthly measles monitoring, May 2017

Epidemiological update: Measles - monitoring European outbreaks, 7 July 2017

Influenza A(H7N9) virus in China - implications for public health - 7th update, 3 July 2017

Communicable disease threats report, 16 July - 23 July, week 29

Communicable disease threats report, 9 July - 15 July 2017, week 28

Communicable disease threats report, 2 July - 8 July 2017, week 27

Communicable Disease Threats Report, 25 June - 1 July 2017, week 26

Communicable Disease Threats Report, 18 June - 24 June 2017, week 25

Epidemiological update: Measles - monitoring European outbreaks, 14 July 2017

Monthly rubella monitoring, May 2017

Monthly measles monitoring, May 2017

Epidemiological update: Measles - monitoring European outbreaks, 7 July 2017

Epidemiological update: Multi-country outbreak of Salmonella Enteritidis phage type 8, MLVA profile 2-9-7-3-2 and 2-9-6-3-2 infections

Rapid risk assessment: Cyclospora infections in European travellers returning from Mexico - 21 July 2017

Rapid risk assessment: Multi-country outbreak of Salmonella Enteritidis phage types 56 and 62, MLVA profile 2-11-3-3-2 and 2-12-3-3-2 infections, 20 July 2017

Influenza A(H7N9) virus in China - implications for public health - 7th update, 3 July 2017

Rapid risk assessment: Hepatitis A outbreak in the EU/EEA mostly affecting men who have sex with men, 3rd update, 28 June 2017

Rapid Outbreak Assessment: Multi-country outbreak of new Salmonella enterica 11:z41:e,n,z15 infections associated with sesame seeds, 14 June 2017

Current Zika transmission worldwide

Zika transmission in South East Asia

Zika transmission in the Caribbean

Cases of yellow fever in Brazil, 9 June 2017

Zika transmission in past nine months

​WHO recommendations for influenza virus vaccine composition for the 2017-18 northern hemisphere season

Mutation of avian influenza A(H7N9): now highly pathogenic for poultry but risk of human-to-human transmission remains low

WHO statement: 12th meeting of the Emergency Committee under the International Health Regulations Emergency (IHR) regarding the international spread of poliovirus

Recent scientific findings based on literature reviewed after the ninth update of the ECDC Rapid Risk Assessment on Zika virus infection (19 October to 27 January 2017)

WHO ends Zika as a Public Health Emergency of International Concern

Outbreak reports and data

Threats and outbreaks by disease and country

Interim surveillance case definitions for reporting in EU

ECDC in the field

Outbreak tools

Epidemic intelligence

Toolkit for investigation and response to food and waterborne disease outbreaks

Epidemic intelligence and outbreak response

Follow @ECDC_Outbreaks

About us

Work with us

Contact ECDC

Follow us:

WHO recommendations for influenza virus vaccine composition for the 2017-18 northern hemisphere season