[Correspondence] Simultaneous outbreaks of Ebola, cholera, mpox, and measles in DR Congo in 2025

On Sept 4, 2025, the DR Congo Government and Ministry of Health announced a new Ebola virus disease outbreak in the Bulape health zone (Kasai province), marking the end of over 15 years without any reported cases of Ebola virus disease in this region. As of Sept 14, 2025, there were 35 confirmed Ebola virus disease cases and 16 deaths, representing a case fatality rate of 45·7%.1,2 This unexpected resurgence in a region with insufficient preparedness capacity raises serious concerns about potential regional spread, including towards neighbouring Angola.