Commonground
Senior Moderator
New York City Department of Health and Mental Hygiene
DATE: February 3, 2025
TO: FROM: Hospitals, Laboratories, Emergency Medicine, Critical Care, Family Medicine,
Pediatrics, Adolescent Medicine, Internal Medicine, Infectious Disease, Infection
Control Practitioners, Urgent Care, Primary Care Providers, Director of Nursing,
Local Health Departments
New York State Department of Health (NYSDOH), New York City Department of
Health and Mental Hygiene (NYCDOHMH)
HEALTH ADVISORY:
Accelerated Subtyping of Influenza A in Hospitalized Patients
Please see the below Health Advisory from the Centers for Disease Control and
Prevention (CDC) regarding accelerated subtyping for influenza A specimens among
hospitalized individuals testing positive for influenza.
Although the ongoing global outbreak of highly pathogenic avian influenza A(H5N1)
virus has primarily affected dairy cows, poultry, and other animals, 66 human cases
(including one death) have been identified in the United States in 2024. CDC is now
recommending ordering subtyping for all influenza A-positive specimens
collected from hospitalized individuals within 24 hours of hospital admission to
help rapidly detect any human cases of avian influenza A(H5N1).
New York clinicians should:
CONTINUED:
https://www.nyc.gov/assets/doh/down...y/2025/han-advisory-1-rapid-flu-subtyping.pdf
DATE: February 3, 2025
TO: FROM: Hospitals, Laboratories, Emergency Medicine, Critical Care, Family Medicine,
Pediatrics, Adolescent Medicine, Internal Medicine, Infectious Disease, Infection
Control Practitioners, Urgent Care, Primary Care Providers, Director of Nursing,
Local Health Departments
New York State Department of Health (NYSDOH), New York City Department of
Health and Mental Hygiene (NYCDOHMH)
HEALTH ADVISORY:
Accelerated Subtyping of Influenza A in Hospitalized Patients
Please see the below Health Advisory from the Centers for Disease Control and
Prevention (CDC) regarding accelerated subtyping for influenza A specimens among
hospitalized individuals testing positive for influenza.
Although the ongoing global outbreak of highly pathogenic avian influenza A(H5N1)
virus has primarily affected dairy cows, poultry, and other animals, 66 human cases
(including one death) have been identified in the United States in 2024. CDC is now
recommending ordering subtyping for all influenza A-positive specimens
collected from hospitalized individuals within 24 hours of hospital admission to
help rapidly detect any human cases of avian influenza A(H5N1).
New York clinicians should:
CONTINUED:
https://www.nyc.gov/assets/doh/down...y/2025/han-advisory-1-rapid-flu-subtyping.pdf