The Los Angeles County Department of Public Health (Public Health) has received confirmation of its first case of COVID-19 with mutations consistent with the new Omicron variant (B.1.1.529). The individual returned to Los Angeles County after travel to South Africa via London on 11/22/2021. This infection is most likely travel-related.
The individual, who is a fully vaccinated adult and a Los Angeles County resident, is self-isolating, and their symptoms are improving without medical care. A small number of close contacts in Los Angeles have been identified and, to date, all have tested negative and have no symptoms.