Legionnaires’ disease Legionnaires’ disease is a multisystem disease which causes pneumonia due to gram-negative bacteria (Legionella spp.) found in freshwater environments around the world. Read more
Legionnaires' disease - Annual Epidemiological Report for 2021 3 Jul 2023 - In 2021, the highest annual notification rate of Legionnaires’ disease to date in the EU/EEA was observed, at 2.4 cases per 100 000 population. Read more
Annual Epidemiological Reports (AERs) The Annual Epidemiological Reports (AERs) are a key ECDC publication on the epidemiology of communicable diseases of public health significance in Europe. Read more