DRC Ebola outbreak reaches 5,515 cases with nearly 48% fatality rate

Nearly half the people infected with Ebola in the Democratic Republic of the Congo are dying. That statistic—a case fatality rate of 48 percent—sits at the center of what has become the deadliest Ebola outbreak in the country's history. As of Sunday, the outbreak had claimed 2,642 lives among 5,515 confirmed cases, with 51 new infections detected in the past week alone across Ituri and North Kivu provinces.

The epidemic was declared in mid-May and represents the DRC's seventeenth Ebola outbreak. What makes this one different is both its scale and its trajectory. The case fatality rate has climbed steeply—from about 20 percent in early June to nearly 48 percent now. That acceleration matters because it signals that the virus is spreading faster than health systems can respond, and that more people are arriving at treatment too late. The outbreak is now on track to surpass the 2014-2016 West African epidemic, which killed more than 11,000 people and remains the deadliest on record.

The strain circulating in the DRC is called Bundibugyo, which is rarer and less well understood than the Zaire strain responsible for most previous outbreaks. There is no approved vaccine or treatment specifically for it, though the WHO has pledged 70,000 doses of the Ervebo vaccine, which is licensed for Ebola and has shown effectiveness in past epidemics. Early animal trial data suggests it may offer some protection against Bundibugyo. The first shipment—16,250 doses—arrived on Friday. But even with vaccines arriving, officials say the response needs to scale up two to threefold to reach every affected area and contain transmission.

The people fighting the outbreak are paying a price. Approximately 160 health workers have been infected, and about 45 have died. They are working in conditions that make their job nearly impossible. Armed conflict in the affected provinces has displaced populations, disrupted medical services, and created an environment of fear. Attacks on health facilities and personnel have occurred. The mining economy in the region means people move constantly in search of work, carrying the virus with them. There is also a deep distrust between communities and authorities—a legacy that makes people reluctant to seek care or cooperate with contact tracing.

Yet there are signs that rapid action works. Contact tracing has improved dramatically, from 30 percent in June to more than 85 percent now. Uganda and several health zones in Ituri and South Kivu have managed to interrupt transmission entirely, proving that with decisive leadership and community cooperation, the chain can be broken. Abdulsalami Nasidi, a public health consultant who helped establish the Africa Centres for Disease Control and Prevention, told Al Jazeera the outbreak was "getting out of hand," blaming weak infection control and community distrust. But he also warned that this is no longer a regional problem. "If it spreads to neighbouring places with lower immunity, it will be a disaster," he said.

On Sunday, Pope Leo offered prayers for the DRC and called on the international community to respond decisively, urging that local communities be involved in prevention efforts. The WHO currently rates the global risk as low, but the danger inside the DRC remains very high. The outbreak has been designated a Public Health Emergency of International Concern—the WHO's highest alert level—and it covers neighboring Uganda as well. What happens in the coming weeks will depend on whether the world scales up its response in time, whether vaccines can be distributed and accepted, and whether the conditions that allow the virus to spread—conflict, displacement, poverty, fear—can be addressed alongside the medical response.