(NEXSTAR) – Health officials in Rwanda are dealing with the country’s first outbreak of the Marburg virus, an Ebola-like disease which, if left untreated, has a fatality rate of up to 88%.

The outbreak was first declared on Sept. 27. The virus has sickened at least 36 people, 11 of whom had died as of this week, the Centers for Disease Control and Prevention (CDC) said.

“At least 19 cases are in healthcare workers, the majority of whom work in intensive care units,” according to the CDC.

Health officials are currently investigating potential sources of Rwanda’s outbreak, which has affected seven of the African country’s 30 districts thus far.

Marburg virus was first identified in 1967 following outbreaks in laboratories in Marburg,........

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