CD News Alert

CD HEALTH ALERT: Recommendations for the Use of mRNA COVID-19 Vaccines (2023-2024 Formulations)

September 15, 2023

On September 11, 2023, the Food and Drug Administration (FDA) updated the emergency use authorizations (EUAs) for Moderna and Pfizer-BioNTech COVID-19 mRNA vaccines (2023-2024...

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

August 29, 2023

Last week a woman in her 60s tested positive for West Nile Virus (WNV), becoming the first human WNV infection in Orange County this year, as compared to two cases at this time...

CD HEALTH ALERT: Increase in SARS-CoV-2 Activity in Orange County

Over the last month, the percentage of positive SARS-CoV-2 PCR tests among Orange County residents has been increasing. This is in line with previous seasons where an increase in...

CAHAN - Global Epidemic Comes to California: Silicosis in Countertop Workers

Since 2010, more than 1,000 cases of silicosis in workers who fabricate countertops have been reported worldwide. Workers in this industry can inhale crystalline silica dust as...

CAHAN - Locally Acquired Malaria Cases Identified in the United States

The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory to share information and notify clinicians, public health...

CAHAN - Guidance on Measles during the Summer Travel Season

As the summer travel season begins, the Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory to remind clinicians and public...

CD HEALTH ALERT: Ongoing Risk of Mpox (formerly Monkeypox) in Orange County

While cases of mpox have been at low levels this year, mpox transmission has continued to occur in California and clusters have been reported in other states . Last week routine...

CAHAN - Important Updates on Outbreak of Fungal Meningitis in U.S. Patients Who Underwent Surgical Procedures under Epidural Anesthesia in Matamoros, Mexico

The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Update to supplement the CDC HAN Health Advisory issued on May 17, 2023...

CAHAN - Increased Hepatitis A Cases Associated with Homelessness, Drug Use in San Diego County

Twenty-eight acute hepatitis A virus (HAV) infections have been confirmed in San Diego County residents with symptom onset between January 10, 2023, and May 4, 2023. Ages of the...