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.

From:
UK Health Security Agency
Published
25 April 2022
Last updated
23 May 2023 — See all updates

Applies to England

Documents

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

Ref: UKHSA publication gateway number GOV-14683

PDF, 1020 KB, 58 pages

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

Ref: UKHSA publication gateway number GOV-12696

PDF, 3.62 MB, 56 pages

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

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

Ref: UKHSA publication gateway number GOV-12265

PDF, 1.75 MB, 35 pages

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

Ref: UKHSA publication gateway number GOV-12170

PDF, 2.76 MB, 49 pages

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

Ref: UKHSA publication gateway number GOV-12076

PDF, 3.61 MB, 41 pages

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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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