Monkeypox Virus Infection in 18-Year-Old Woman after Sexual Intercourse, France, September 2022.

A monkeypox virus outbreak has spread worldwide since April 2022. We report a young woman in France positive for monkeypox virus transmitted through oral and vaginal sex. Ulceronecrotic lesions developed intravaginally and around her vulva. Health professionals should become familiar with all aspects of infection from this virus, including possible vertical transmission.