The U.S. is the sixth country outside of Africa to confirm a case of the strain, called clade I, since August.

California health officials have confirmed the first U.S. mpox case caused by the Clade I variant linked to the ongoing mpox ...

US health officials confirmed a case of the clade I mpox in California on Saturday. This is the first case of the strain in the United States. The Centers for Disease Control and Prevention (CDC) said ...

The case marked the first known instance of that particular mpox variant appearing in the United States. A different variant ...

San Mateo County health officials have announced the nation’s first known case of a severe form of mpox that has fueled an ...

REDWOOD CITY, Calif. - The first case of a new strain of mpox in the United States has been reported in San Mateo County in ...

A new strain of mpox has been confirmed on American shores after a traveler returned to California from a visit to Africa, ...

Health officials in California have confirmed the first domestic case of a more severe strain of mpox in a traveler from ...

U.S. health officials confirmed on Saturday the first case of a more severe strain of mpox that infected an individual who ...

Health officials confirm the first U.S. case of a new form of mpox, originally identified in eastern Congo. Treated in ...

The California Department of Public Health reported the first known case in the U.S. of an emerging mpox strain on Saturday.

There is no evidence that the strain is spreading in California or the U.S., and the risk of contracting Clade I mpox in the ...