# 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

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

A.. Possible case
Any person fulfilling the preconditions
AND
meeting the clinical criteria
AND
a negative EEG for sporadic CJD
B.. Probable case
Any person fulfilling the preconditions
AND
meeting the clinical criteria
AND
a negative EEG for sporadic CJD
AND
a positive MRI brain scan
OR
Any person fulfilling the preconditions
AND
a positive tonsil biopsy
C.. Confirmed case
Any person fulfilling the preconditions
AND
meeting the diagnostic criteria for case confirmation

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Source: https://www.legislation.gov.uk/eudn/2018/945/annex/II/division/3/division/3.8/division/5 (the official version)
Page: https://openlegislation.uk/eu-decision-2018-945/annex-II/division-3/division-3.8/division-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.