# Commission Implementing Decision (EU) 2018/945 of 22 June 2018 on the communicable diseases and related special health issues to be covered by epidemiological surveillance as well as relevant case definitions (Text with EEA relevance), Division: Case Classification for the inter-epidemic period

Extent: E+W+S+N.I.

Also applies during an outbreak in a non-affected country or area
A.. Possible case
Any person meeting the clinical criteria with an epidemiological link
B.. Probable case
Any person meeting the clinical criteria with an epidemiological link and meeting the laboratory criteria for a probable case
C.. Nationally confirmed case
Any person meeting the clinical and the laboratory criteria for case confirmation where the testing has been performed at a national reference laboratory
D.. Confirmed case
Any person meeting the clinical and the laboratory criteria for case confirmation where the testing has been performed at a WHO SARS verification and reference laboratory

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Source: https://www.legislation.gov.uk/eudn/2018/945/annex/II/division/3/division/3.39/division/4 (the official version)
Page: https://openlegislation.uk/eu-decision-2018-945/annex-II/division-3/division-3.39/division-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.