Codes within categories F90-F98 may be used regardless of the age of a patient. These disorders generally have onset within the childhood or adolescent years, but may continue throughout life or not be diagnosed until adulthood

  1. F98 Other behavioral and emotional disorders with onset usually occurring in childhood and adolescence

    Excludes2

    • breath-holding spells (R06.89)
    • gender identity disorder of childhood (F64.2)
    • Kleine-Levin syndrome (G47.13)
    • obsessive-compulsive disorder (F42.-)
    • sleep disorders not due to a substance or known physiological condition (F51.-)
    1. F98.0 Enuresis not due to a substance or known physiological condition

      Inclusion term(s):

      • Enuresis (primary) (secondary) of nonorganic origin
      • Functional enuresis
      • Psychogenic enuresis
      • Urinary incontinence of nonorganic origin
    2. F98.1 Encopresis not due to a substance or known physiological condition

      Inclusion term(s):

      • Functional encopresis
      • Incontinence of feces of nonorganic origin
      • Psychogenic encopresis
    3. F98.2 Other feeding disorders of infancy and childhood

      1. F98.21 Rumination disorder of infancy

      2. F98.29 Other feeding disorders of infancy and early childhood

    4. F98.3 Pica of infancy and childhood

    5. F98.4 Stereotyped movement disorders

      Inclusion term(s):

      • Stereotype/habit disorder
    6. F98.5 Adult onset fluency disorder

    7. F98.8 Other specified behavioral and emotional disorders with onset usually occurring in childhood and adolescence

      Inclusion term(s):

      • Excessive masturbation
      • Nail-biting
      • Nose-picking
      • Thumb-sucking
    8. F98.9 Unspecified behavioral and emotional disorders with onset usually occurring in childhood and adolescence

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.