Jan 16, 2025 · Therefore, using tests that identify the seasonal influenza A virus subtype will help identify whether infection with a seasonal influenza A virus is present. If a test result is positive for influenza A virus but negative for seasonal influenza A virus subtypes [i.e., A(H1) and A(H3)], the virus detected might be a novel influenza A virus ...

LOCS message. On January 16, 2025, the U.S. Centers for Disease Control and Prevention (CDC) issued a Health Alert Network (HAN) Health Advisory following sporadic human infections with avian influenza A(H5N1) viruses amid high levels of seasonal influenza activity. CDC recommends a shortened timeline for subtyping all influenza A specimens among hospitalized patients and increasing efforts at ...

Jan 16, 2025 · In light of the ongoing avian influenza A(H5) virus animal outbreak in the United States, CDC now recommends subtyping of all influenza A virus-positive specimens from hospitalized patients on an accelerated basis.

Jan 10, 2025 · The child initially tested for COVID-19, influenza, and RSV based on symptoms and tested positive for influenza A. As part of SFDPH enhanced surveillance, the specimen was subsequently tested for H5N1. An initial investigation by SFDPH has not revealed how the child may have contracted H5N1 bird flu.

Jan 21, 2025 · Last week, the San Francisco Department of Public Health (SFDPH) confirmed that a child in the city became the first case of Avian Influenza-Bird Flu (H5N1). With the Biotech Showcase ...

evaluation and testing for avian influenza A (H5N1) infection that provides guidance on specimen collection, treatment, chemoprophylaxis, and infection prevention. Healthcare providers should consider influenza A (H5N1) infection in persons with acute respiratory symptoms and/or conjunctivitis and:

Avian Influenza (H5N1): Timeline •Highly pathogenic avian influenza A (H5N1) has circulated globally for decades, spread by migratory wild birds •2021: A new strain becomes predominant globally and reaches North America •February 2022: …

Jan 16, 2025 · The CDC is now calling for subtyping of influenza A viruses in all hospitalized patients -- and on an accelerated timeline, ideally within 24 hours.

Jan 10, 2025 · SAN FRANCISCO (KRON) — San Francisco health officials said Friday that a presumptive case of H5N1 bird flu had been identified in a San Francisco resident. The individual was a...

Jul 1, 2024 · According to the San Francisco Department of Public Health, officials have been closely monitoring H5N1 along with federal, state and local partners, and are "aware of the recent detections...