Oppositional defiant disorder (ODD) is a behavior disorder in children and teens. They show angry and defiant behaviors much more than most people of the same age. These behaviors interfere with the person’s relationships. It also has an impact on their ability to do well in school, work, and family situations.
The cause of ODD is unknown. ODD may be a mix of genes, family, and social factors.
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ODD is more common in males. Your child's chances for ODD are higher for:
A child's problems start around 8 years old. They tend to get worse as time goes on.
Children with ODD often:
You will be asked about your child's symptoms and health history. A physical exam will be done. Your child be asked certain questions. They will be rated on how they answer them.
ODD's pattern of behavior must last 6 months or longer. ODD is also based on:
Care involves one or more of these:
If you think your child has problems, talk to their doctor. Finding and treating them early will help lower the chances of problems getting worse as they get older.
American Academy of Child & Adolescent Psychiatry
Mental Health America
Canadian Academy of Child & Adolescent Psychiatry
Canadian Mental Health Association
Oppositional defiant disorder. American Academy of Child & Adolescent Psychiatry website. Available at: https://www.aacap.org/AACAP/Families_and_Youth/Facts_for_Families/FFF-Guide/Children-With-Oppositional-Defiant-Disorder-072.aspx. Accessed August 28, 2018.
Oppositional defiant disorder. Boston Children's Hospital website. Available at:
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Accessed August 28, 2018..
Oppositional defiant disorder. EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T114094/Oppositional-defiant-disorder . Updated March , 2017. Accessed August 28, 2018.
Oppositional defiant disorder (ODD). Merck Manual Professional Version website. Available at: https://www.merckmanuals.com/professional/pediatrics/mental-disorders-in-children-and-adolescents/oppositional-defiant-disorder-odd. Updated February 2017. Accessed August 28, 2018.
Last reviewed May 2018 by
EBSCO Medical Review Board
Adrian Preda, MD
Last Updated: 8/28/2018