# 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: CNS-MEN: Meningitis or ventriculitis

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

Meningitis or ventriculitis must meet at least one of the following criteria:
Patient has organisms cultured from cerebrospinal fluid (CSF)
Patient has at least 1 of the following signs or symptoms with no other recognized cause: fever (> 38 °C), headache, stiff neck, meningeal signs, cranial nerve signs, or irritability
AND at least one of the following:
increased white cells, elevated protein, and/or decreased glucose in CSF
organisms seen on Gram's stain of CSF
organisms cultured from blood
positive antigen test of CSF, blood, or urine
diagnostic single antibody titre (IgM) or 4-fold increase in paired sera (IgG) for pathogen
AND if diagnosis is made antemortem, physician institutes appropriate antimicrobial therapy.

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Source: https://www.legislation.gov.uk/eudn/2018/945/annex/II/division/4/division/4.1/division/4.1.3/division/2 (the official version)
Page: https://openlegislation.uk/eu-decision-2018-945/annex-II/division-4/division-4.1/division-4.1.3/division-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.