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Viral hepatitis
Viral hepatitis is an inflammation of the liver caused by a virus. The most common hepatitis viruses in Europe are types A, B, and C (commonly referred to as HAV, HBV and HCV).
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Joint ECDC-WHO/Europe surveillance bulletin: Hepatitis of unknown origin in children
Overview of the cases of hepatitis of unknown origin in children reported to ECDC and the WHO Regional Office for Europe.
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Epidemiological update: Hepatitis of unknown aetiology in children
Since the first alert launched by the United Kingdom (UK) on 5 April 2022, probable cases of hepatitis of unknown aetiology in children have been reported from several countries worldwide.
Increase in severe acute hepatitis cases of unknown aetiology in children
Scientific and technical publications
Increase in severe acute hepatitis cases of unknown aetiology in children
An increase in severe acute hepatitis cases of unknown aetiology among previously healthy children was first reported by the United Kingdom (UK) on 5 April 2022.
Scientific and technical publications
Guidance for diagnostic testing of cases with severe acute hepatitis of unknown aetiology in children
This document provides guidance on diagnostic testing, molecular characterisation and metagenomic analysis for suspect cases of severe acute hepatitis of unknown aetiology.
News
Epidemiological update issued 19 May 2022: hepatitis of unknown aetiology in children
Since the last epidemiological update published on 11 May 2022, new cases of hepatitis of unknown aetiology among children aged 16 years and under have been reported worldwide.
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ECDC publishes Rapid Risk Assessment - Increase in severe acute hepatitis cases of unknown aetiology in children
Following the initial report of an increase of severe acute hepatitis cases of unknown aetiology among previously healthy children by the United Kingdom on 5 April 2022, and as of 20 April 2022, 111 cases, aged 10 and under have been identified in that country.
Eurosurveillance: Investigation into cases of hepatitis of unknown aetiology among young children, Scotland, 1 January 2022 to 12 April 2022
This paper describes the initial investigation into the first Scottish cases and aims to raise awareness of this severe illness of unknown aetiology among young children.
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Update: Hepatitis of unknown origin in children
Following the reports of cases of acute hepatitis of unknown origin by the UK Health Security Agency, additional cases in children have been reported in Denmark, Ireland, the Netherlands, and Spain.