Whenever a Marburg outbreak pops up it’s alarming — as it is a filovirus similar to Ebola with a mortality rate of up to 88%.
But a key difference between Ebola and Marburg outbreaks is that the Zaire strain of Ebola has a licensed vaccine and approved treatments, whereas there's neither a licensed vaccine nor treatments approved for Marburg.
Rwanda is nearly two weeks into its response, after reporting its first detection of the Marburg disease on Sept. 27, which had already spread to seven of the country’s 30 districts.