Update: West Nile Virus (WNV) – The Netherlands New

Safety warnings | Blood & Tissue | 21/09/2026

The Austrian Federal Office for Safety in Health Care (BASG) has been informed that confirmed cases of human West Nile virus (WNV) infections have been reported in the following provinces of The Netherlands:

Arnhem/Nijmegen, Central North Brabant, East South Holland, Gooi and Vecht region, Greater Amsterdam, Greater Rijnmond, IJmond, Leiden and Bulb Region Agglomeration, Southeast South Holland, Southwest Overijssel, The Hague Agglomeration, Utrecht, Veluwe

For further information, please refer to the following safety warnings. We kindly ask you to pay attention to this during anamnesis interviews and donor selections. 

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Further inquiry note