F91 Conduct disorders

Non-billable header with 6 child codes.

Excludes1 (never code together)

• antisocial behavior (Z72.81-)
• antisocial personality disorder (F60.2)

Excludes2 (not included here)

• conduct problems associated with attention-deficit hyperactivity disorder (F90.-)
• mood [affective] disorders (F30-F39)
• pervasive developmental disorders (F84.-)
• schizophrenia (F20.-)

Applies from F91 Conduct disorders

Excludes1 (never code together)

• antisocial behavior (Z72.81-)
• antisocial personality disorder (F60.2)

Excludes2 (not included here)

• conduct problems associated with attention-deficit hyperactivity disorder (F90.-)
• mood [affective] disorders (F30-F39)
• pervasive developmental disorders (F84.-)
• schizophrenia (F20.-)

Codes under F91

• F91.0 Conduct disorder confined to family context
• F91.1 Conduct disorder, childhood-onset type
• F91.2 Conduct disorder, adolescent-onset type
• F91.3 Oppositional defiant disorder
• F91.8 Other conduct disorders
• F91.9 Conduct disorder, unspecified

Code annotations containing back-references to F91

Back-references to F91

• Type 1 Excludes: F60.2 Antisocial personality disorder ("conduct disorders (F91.-)")
• Type 2 Excludes: F63.1 Pyromania ("conduct disorders (F91.-)")
• Type 1 Excludes: Z72.81 Antisocial behavior ("conduct disorders (F91.-)")

Back-references to F91

• Type 1 Excludes: F60.2 Antisocial personality disorder ("conduct disorders (F91.-)")
• Type 2 Excludes: F63.1 Pyromania ("conduct disorders (F91.-)")
• Type 1 Excludes: Z72.81 Antisocial behavior ("conduct disorders (F91.-)")

Nearby codes

• F91 Conduct disorders (this code)
• F91.0 Conduct disorder confined to family context
• F91.1 Conduct disorder, childhood-onset type
• F91.2 Conduct disorder, adolescent-onset type
• F91.3 Oppositional defiant disorder
• F91.8 Other conduct disorders