Sierra Leone health officials, supported by WHO, US Centers for Disease Control and Prevention (CDC) and other partners, are responding to an outbreak of Lassa fever.

On 20 November 2019, WHO was informed by The Netherlands’ International Health Regulations (IHR) National Focal Point of one imported case of Lassa fever from Sierra Leone. The patient was a male doctor, a Dutch national who worked in a rural Masanga hospital in Tonkolili district, Northern province in Sierra Leone. …read more