WHO confirms 47 mpox clade Ib cases in Rwanda, marking the second East African country outside DRC with sustained transmission.
Public note
For situational awareness and research transparency. Not medical advice.
Tracking clade Ib geographic expansion, sustained human-to-human transmission chains, and antiviral resistance signals.
Open assessments
Tracked assessments currently open in this scope.
Evidence items
Source-attributed evidence available to this scope.
Source feeds
Configured sources contributing data to this investigation.
Last activity
Most recent scope activity captured in the system.
Evidence quality mix
01
The current analyst view of this scope, at increasing levels of depth.
Elevated monitoring. Clade Ib geographic expansion is ongoing.
Mpox clade Ib has established sustained transmission in the DRC and neighboring countries. Cases have been reported in 4 new African countries since January 2026. WHO AFRO is coordinating ring vaccination with MVA-BN. The system is monitoring for antiviral resistance (tecovirimat), geographic expansion beyond East/Central Africa, and genomic evolution rate.
02
Open assessments being tracked inside this scope, ordered for fast review.
03
The most recent source-attributed evidence flowing into this investigation.
WHO confirms 47 mpox clade Ib cases in Rwanda, marking the second East African country outside DRC with sustained transmission.