Marburg virus outbreaks can have high fatality rates, killing up to 88 percent of those infected, according to the World Health Organization.

For the first time in Rwanda’s history, its health ministry is dealing with an outbreak of Marburg virus disease, a rare but deadly hemorrhagic disease similar to Ebola – but unlike Ebola, there is no treatment or vaccines for Marburg,

To date, no cases of Marburg virus disease related to this outbreak have been reported in the United States, and the anticipated risk of Marburg virus disease to the general population in the United States is low.