Research and analysis

Acute hepatitis: technical briefing

Technical reports related to the investigation of acute hepatitis cases of unknown aetiology that occurred in children in England in 2022.

Applies to England

Documents

Acute hepatitis of unknown aetiology in children (2022): investigation into exposures from food, drink, and water sources

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Technical briefing 4: investigation into acute hepatitis of unknown aetiology in children in England

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Technical briefing 3: investigation into acute hepatitis of unknown aetiology in children in England

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Technical briefing 2: investigation into acute hepatitis of unknown aetiology in children in England

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Technical briefing 1: investigation into acute hepatitis of unknown aetiology in children in England

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If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email publications@ukhsa.gov.uk. Please tell us what format you need. It will help us if you say what assistive technology you use.

Details

These reports – Technical Briefings and an environmental exposures investigation report – present the results of investigations into a rise in cases of sudden onset hepatitis in children between January and July of 2022, where the usual viruses that cause infectious hepatitis (hepatitis A to E) had not been detected.

Updates to this page

Published 25 April 2022
Last updated 23 May 2023 + show all updates
  1. Added 'Acute hepatitis of unknown aetiology in children (2022): investigation into exposures from food, drink, and water sources' report.

  2. Added technical briefing 4.

  3. Added Investigation into acute hepatitis of unknown aetiology in children in England: case update.

  4. Added technical briefing 3.

  5. Added technical briefing 2.

  6. First published.

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