LAC DPH Health Alert: Local Outbreak of Hepatitis A among Persons Experiencing Homelessness and/or who use Illicit Drugs

The Los Angeles County Department of Public Health (LAC DPH) issued a health alert on May 10, 2024. This alert shares information about a sharp increase in hepatitis A virus (HAV) infections among persons experiencing homelessness (PEH) and persons who use illicit drugs (PWUD).

Key Messages

  • There is a hepatitis A outbreak in LA County among persons experiencing homelessness and/or who use illicit (injection and non-injection) drugs.
     
  • Providers should suspect hepatitis A infection in patients presenting with jaundice or hepatitis symptoms and who either 1) report experiencing homelessness and/or using illicit drugs or 2) have close contact with these at-risk populations.
     
  • Test for anti-HAV IgM in patients with suspected hepatitis A infection. Immediately report all patients with a positive anti-HAV IgM if they are experiencing homelessness and/or use illicit drugs by calling 213-240-7941. After hours call 213-974-1234. Non-outbreak related acute hepatitis A is reportable within 1 working day.
     
  • Offer hepatitis A vaccine to persons experiencing homelessness and/or who use illicit drugs and to persons with frequent close contact with these at-risk populations. Vaccination and hand hygiene with soap and water offer the best prevention against HAV.

Read the full LAC DPH Health Alert: Local Outbreak of Hepatitis A among Persons Experiencing Homelessness and/or who use Illicit Drugs.