The first case in the U.S. of a more severe strain of mpox was reported in San Mateo County, the California Department of ...

The person had traveled to eastern Africa and was treated in San Mateo upon return, according to the California Department of ...

California health officials have recently reported the first known case of clade I mpox to be detected in the U.S.

The first case in the U.S. of a more severe mpox variant has been confirmed in a person who had recently traveled to East ...

The World Health Organization issued a global health emergency over the spread of the new, more lethal clade I mpox strain.

Health officials have confirmed a U.S. case of an aggressive new form of mpox, detected in northern California in someone who ...

As Africa continues to battle an outbreak of the newer "clade Ib" strain of mpox, California officials have confirmed the ...

The person traveled to eastern Africa and was treated in San Mateo County. California health officials said the new mpox variant isn't spreading in the state.

The United States’ first known case of a more severe strain of mpox was confirmed in California, the US Centers for Disease ...

The county of San Mateo has now had the first reported case of clade I mpox in the United States, according to the California ...

The patient was traveling from East Africa, where the mpox disease is endemic. The CDC says the strain does not present a ...