Photo: IAEA Imagebank | CC BY 2.0 | Wikimedia Commons
Connecticut Confirms First Clade I Mpox Case In Recent Traveler
On Wednesday, May 13, 2026, Connecticut reported its first confirmed clade I mpox case in a recent traveler to Western Europe and said it poses no risk to the public.[1]
State health officials urged people at higher risk to get the two-dose Jynneos mpox vaccine, saying the virus continues to circulate.[1] Clade I infections have been linked to more severe illness and higher mortality than the clade II strain that caused the 2022 global outbreak.[1]
The 2022 global mpox outbreak was driven by the clade II strain, which produced milder disease than clade I.[1]
Show source details & analysis (1 source)
📌 Key Facts
- On Wednesday, May 13, 2026, the Connecticut Department of Public Health reported the state's first identified clade I mpox case.
- The patient recently traveled to Western Europe, and officials said the case does not pose a risk to the general public.
- State health officials are urging at-risk individuals to receive the two-dose Jynneos mpox vaccine, emphasizing continued circulation of the virus.
- Clade I mpox is associated with more severe disease and higher mortality than the clade II strain that fueled the 2022 global outbreak.
📰 Source Timeline (1)
Follow how coverage of this story developed over time