1. G24 Dystonia

    Includes:

    • dyskinesia

    Excludes2

    • athetoid cerebral palsy (G80.3)
    1. G24.0 Drug induced dystonia

      1. G24.01 Drug induced subacute dyskinesia

        Inclusion term(s):

        • Drug induced blepharospasm
        • Drug induced orofacial dyskinesia
        • Neuroleptic induced tardive dyskinesia
        • Tardive dyskinesia
      2. G24.02 Drug induced acute dystonia

        Inclusion term(s):

        • Acute dystonic reaction to drugs
        • Neuroleptic induced acute dystonia
      3. G24.09 Other drug induced dystonia

    2. G24.1 Genetic torsion dystonia

      Inclusion term(s):

      • Dystonia deformans progressiva
      • Dystonia musculorum deformans
      • Familial torsion dystonia
      • Idiopathic familial dystonia
      • Idiopathic (torsion) dystonia NOS
      • (Schwalbe-) Ziehen-Oppenheim disease
    3. G24.2 Idiopathic nonfamilial dystonia

    4. G24.3 Spasmodic torticollis

    5. G24.4 Idiopathic orofacial dystonia

      Inclusion term(s):

      • Orofacial dyskinesia
    6. G24.5 Blepharospasm

    7. G24.8 Other dystonia

      Inclusion term(s):

      • Acquired torsion dystonia NOS
    8. G24.9 Dystonia, unspecified

      Inclusion term(s):

      • Dyskinesia 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.