Guidance

Referring influenza samples to UKHSA respiratory virus unit

How to refer flu samples to UKHSA's respiratory virus unit for diagnosis, subtyping, antiviral resistance testing and surveillance.

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Guidance for health professionals submitting influenza samples to the UK Health Security Agency’s (UKHSA) respiratory virus unit (RVU) for virological surveillance.

Influenza strain surveillance informs pandemic early warning systems, the global vaccination programme as well as providing information for empirical antiviral choice.

Published 27 October 2015
Last updated 2 December 2022 + show all updates
  1. Updated guidance.

  2. Replaced PHE guidance with UKHSA guidance.

  3. Added updated guidance.

  4. Updated 'Guidance: referral of influenza samples to Respiratory Virus Unit' document.

  5. Updated version.

  6. Updated document.

  7. First published.