Excludes1

  • postpolio syndrome (G14)
  • sequelae of poliomyelitis (B91)
  • sequelae of viral encephalitis (B94.1)
  1. A83 Mosquito-borne viral encephalitis

    Includes:

    • mosquito-borne viral meningoencephalitis

    Excludes2

    • Venezuelan equine encephalitis (A92.2)
    • West Nile fever (A92.3-)
    • West Nile virus (A92.3-)
    1. A83.0 Japanese encephalitis

    2. A83.1 Western equine encephalitis

    3. A83.2 Eastern equine encephalitis

    4. A83.3 St Louis encephalitis

    5. A83.4 Australian encephalitis

      Inclusion term(s):

      • Kunjin virus disease
    6. A83.5 California encephalitis

      Inclusion term(s):

      • California meningoencephalitis
      • La Crosse encephalitis
    7. A83.6 Rocio virus disease

    8. A83.8 Other mosquito-borne viral encephalitis

    9. A83.9 Mosquito-borne viral encephalitis, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.