1. I02 Rheumatic chorea

    Includes:

    • Sydenham's chorea

    Excludes1

    • chorea NOS (G25.5)
    • Huntington's chorea (G10)
    1. I02.0 Rheumatic chorea with heart involvement

      Inclusion term(s):

      • Chorea NOS with heart involvement
      • Rheumatic chorea with heart involvement of any type classifiable under I01.-
    2. I02.9 Rheumatic chorea without heart involvement

      Inclusion term(s):

      • Rheumatic chorea 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.