Key Points

• A total of 23 cases of mpox have been reported to Santé publique France since January 1, 2025.

• All reported cases involve adult males.

• Two cases of clade Ib have been confirmed by the National Reference Center for Orthopoxviruses since the start of the outbreak.

• The second case, imported from an African country where the clade Ib monkeypox virus is circulating, was confirmed in late February.