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CD HEALTH ALERT: Mpox in Orange County Updated Guidance on Exposures

Mpox infections, from Clade II Monkeypox virus, continue to be endemic in the United States. Orange County has had an increase in mpox cases over the summer. Orange County Pride...

CD HEALTH ALERT: Dengue Virus Infection in Travelers

In 2024, Orange County has already identified 25 cases of dengue virus infection. This exceeds the number of county residents identified with dengue virus infection in any year...

CD HEALTH ALERT: Recommendations for the Use of COVID-19 Vaccines for the 2024-2025 Season

On August 23, 2024, the Food and Drug Administration (FDA) approved and authorized the 2024-2025 Moderna and Pfizer-BioNTech COVID-19 vaccines. The FDA reported that doses would...

CD HEALTH ALERT: First Human West Nile Virus Case of the Season Reported in Orange County

A resident of Huntington Beach has tested positive for West Nile Virus (WNV) infection, becoming the first human WNV case in Orange County this year. In 2023, Orange County had...

CAHAN Disease Notification – Increased Oropouche Virus Activity and Associated Risk to Travelers

The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory to notify clinicians and public health authorities of an increase in...

CAHAN Disease Notification – Increase in Human Parvovirus B19 Activity in the United States

The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory to notify healthcare providers, public health authorities, and the...

CD HEALTH ALERT: Measles in a Traveler in Orange County

A case of measles has been confirmed in an adult who traveled to Orange County. The person began having symptoms prior to arrival. Potential exposures may have occurred at several...

CDC Health Advisory - Disruptions in Availability of Becton Dickinson (BD) BACTECTM Blood Culture Bottles

The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory to inform healthcare providers, laboratory professionals, healthcare...

CAHAN Disease Notification – Increased Risk of Dengue Virus Infections in the United States

The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory to notify healthcare providers, public health authorities and the...