The Nigeria Centre for Disease Control and Prevention (NCDC) has reported a continued rise in Lassa fever cases, with 15 new confirmed infections and five additional deaths recorded in Week 14 of 2025 (March 31 – April 6).
The latest figures show that 674 cases have been confirmed from a total of 4,025 suspected cases across 18 states and 93 local government areas. So far, 127 deaths have been recorded, resulting in a Case Fatality Rate (CFR) of 18.8%—slightly higher than the same period last year (18.5%).
According to the NCDC, the epicentres of the outbreak remain Ondo, Bauchi, and Edo states, which together account for 71% of all confirmed cases. Ondo leads with 30%, followed by Bauchi (25%) and Edo (16%).
