1. R56 Convulsions, not elsewhere classified


    • dissociative convulsions and seizures (F44.5)
    • epileptic convulsions and seizures (G40.-)
    • newborn convulsions and seizures (P90)
    1. R56.0 Febrile convulsions

      1. R56.00 Simple febrile convulsions

        Inclusion term(s):

        • Febrile convulsion NOS
        • Febrile seizure NOS
      2. R56.01 Complex febrile convulsions

        Inclusion term(s):

        • Atypical febrile seizure
        • Complex febrile seizure
        • Complicated febrile seizure
    2. R56.1 Post traumatic seizures

    3. R56.9 Unspecified convulsions

      Inclusion term(s):

      • Convulsion disorder
      • Fit NOS
      • Recurrent convulsions
      • Seizure(s) (convulsive) NOS
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.