Abuja, 1 February 2019 - The World Health Organization (WHO) is scaling up response to the Lassa fever outbreaks in states across Nigeria to strengthen rapid containment of the disease. WHO is mobilizing experts to intervene in investigations, contact-tracing, risk communication and plans are underway to strengthen efforts to further assist Nigeria in controlling the Lassa fever outbreak.
On 21 January 2019, the Nigeria Centre for Disease Control (NCDC) declared an outbreak of Lassa fever following an increase in the number of cases.