The Nigeria Centre for Disease Control and Prevention (NCDC) has reported three new Lassa fever cases in Edo and Ondo States in its Lassa Fever Situation Report for Week 34, (August 18–24, 2025).
NCDC said the figure represents a decline from five cases recorded in the previous week.
The centre, in a report published on its website on Wednesday, said the cumulative total for 2025 has risen to 857 confirmed cases and 160 deaths, with a case fatality rate (CFR) of 18.7 per cent.
This marks an increase compared to the 17.1 percent CFR recorded during the same period in 2024. So far, 21 states have reported at least one confirmed case across 106 local government areas.
The NCDC noted that 90 per cent of all cases came from just five states; Ondo, 33 per cent; Bauchi, 23 per cent; Edo, 17 per cent; Taraba, 14 per cent; and Ebonyi, three per cent, while the remaining 10 per cent were spread across 16 other states.
The centre further disclosed that the predominant age group affected remains 21–30 years, adding that both suspected and confirmed cases of Lassa fever have shown a downward trend compared to the same period in 2024
It also noted that no new healthcare worker infections were recorded in the reporting week.
