Legionnaires' disease in Switzerland: one dead and nine people still hospitalized

A Legionnaires' disease outbreak has infected 26 people in Basel, Switzerland. One person has died, nine remain hospitalized, and one is still in intensive care. The majority of cases were detected in the same neighborhood, although several isolated infections have appeared elsewhere in the city.

Legionnaires' disease, also known as Legionnaires' disease, is a lung infection caused by the bacterium Legionella pneumophila. It is transmitted through the inhalation of fine droplets of contaminated water, but not directly from person to person. The most common symptoms include fever, a severe cough, and difficulty breathing.

Cooling towers strongly suspected

Health authorities are searching for one or more common sources of contamination. Of the ten cooling systems inspected near the main outbreak, eight exceeded permitted levels of Legionella bacteria. Two towers installed on the roof of an office building contained particularly high levels of Legionella pneumophila and were immediately shut down.

Investigations are still underway to confirm whether this equipment is directly responsible for the outbreak. Residents experiencing symptoms of pneumonia are urged to seek medical attention immediately. Basel's proximity to France and Germany is also prompting authorities to closely monitor the outbreak, although no specific cross-border risks have been reported at this stage.