International charities warned that, left unchecked, the disease’s spread might exacerbate similar outbreaks across the African region for weeks or months to come.

At least 40 people have died from cholera in Sudan’s Darfur region in what medical charity Doctors Without Borders, known by its French initials MSF, described as the country’s worst outbreak in years.

The Sudanese Ministry of Health said Wednesday that the cumulative number of cholera cases has reached nearly 100,000, with at least 2,475 deaths recorded across 132 localities in all states. MSF noted that the disease is spreading rapidly in displacement sites,