Select a language:
Orange County Government Logo -- Home
Orange County California - Health Care Agency Logo -- Home
Search

CAHAN Disease Notification - New World Screwworm: Outbreak Moves into Northern Mexico

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 Disease Notification - CDPH Warns Retailers and Public About the Dangers of Kratom-derived Products and 7-OH

Key Messages Kratom has a complex pharmacological profile with the potential for sedative, stimulant, and opioid effects. 7-hydroxymitragynine, commonly known as 7-OH, is a potent...

CD HEALTH ALERT: Death Cap Mushrooms Linked to Three Deaths, Three Liver Transplants, and 35 Hospitalizations

Key messages: The California Department of Public Health (CDPH) is issuing an update to its December 5 health advisory as an outbreak of amatoxin poisoning continues across...

CAHAN Disease Notification - Influenza Update: Vaccinate, Test, and Administer Influenza Antivirals

Seasonal influenza activity in California is increasing with influenza A(H3N2) comprising the majority of currently circulating specimens. A newly emerged virus strain, H3N2...

CAHAN Disease Notification - Severe, Potentially Fatal Liver Damage in Children and Adults Associated with Consumption of Foraged Wild Mushrooms

CDPH is closely monitoring the increase in hospitalizations of Californians who have consumed foraged toxic mushrooms (death cap mushrooms, Amanita phalloides). Between mid...

CD HEALTH ALERT: Ciprofloxacin-Resistant Neisseria meningitidis

Key mess​​ages: Cases of Neisseria meningitidis have been reported among Orange County residents recently. REMINDER: Due to the detection of ciprofloxacin-resistant strains of...

CD HEALTH ALERT: 2025-2026 Respiratory Virus Season Update - Increasing Influenza and Respiratory Syncytial Virus (RSV)

Over the past month, influenza test positivity has steadily increased. Emergency department visits for influenza and RSV are also increasing. Although hospital admissions for these...

CAHAN Disease Notification - First Reported Outbreak Marburg Virus i n Ethiopia

The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory to inform clinicians and health departments about a new outbreak of...

CAHAN: Silicosis Cases in Countertop Workers Continue to Rise, as Silicosis Becomes a Reportable Disease in California

This advisory is being issued in response to the recent update to Title 17 of the California Code of Regulations, which now designates silicosis as a reportable disease. As of July...