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Disruptive Mood Dysregulation Disorder Vs Oppositional Defiant Disorder

Understanding the differences between Disruptive Mood Dysregulation Disorder (DMDD) and Oppositional Defiant Disorder (ODD) can help you support your child’s unique needs. This guide will clarify these conditions and offer strategies for effective support.

Key Takeaways:

  • DMDD involves severe mood dysregulation and frequent temper outbursts.
  • ODD is characterized by defiant, argumentative behavior primarily towards authority figures.
  • Proper diagnosis and tailored support are essential for managing both conditions.

DMDD vs. ODD: The primary difference between Disruptive Mood Dysregulation Disorder (DMDD) and Oppositional Defiant Disorder (ODD) is that DMDD focuses on severe irritability and frequent temper outbursts, while ODD is marked by defiant and oppositional behaviors towards authority figures. DMDD typically emerges before age 10, whereas ODD can start as early as preschool years. Effective treatment approaches include therapy for emotion regulation, parent training, and sometimes medication for severe cases.

What is Disruptive Mood Dysregulation Disorder (DMDD)?

DMDD is a newcomer in the mental health scene, having been added to the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) in 2013. It’s marked by severe and frequent temper outbursts that are way out of proportion to the situation. These outbursts happen three or more times weekly for a year or more. In between these outbursts, the child is persistently irritable or angry most of the day, nearly every day.

However, it’s not all doom and gloom. Understanding DMDD is the first step toward helping your child. You can support your child effectively with the right strategies and tools, like Goally, a learning tablet designed for kids with thinking and learning differences.

PrevalenceOnsetCo-occurring conditions
2-5% of childrenBefore the age of 10ADHD and anxiety disorders

What is Oppositional Defiant Disorder (ODD)?

On the other hand, ODD is defined by a pattern of angry or irritable mood, argumentative or defiant behavior, or vindictiveness lasting at least six months. Unlike DMDD, the focus is more on defiant behaviors than mood dysregulation.

For instance, a child with ODD might refuse to follow rules, argue with adults, or deliberately annoy others. But remember, every child is unique, and the manifestation of ODD can vary. It’s important to seek professional help for a proper diagnosis.

PrevalenceOnsetCo-occurring conditions
Approximately 10% of childrenPreschool yearsADHD, learning disorders, and mood disorders such as depression

Disruptive Mood Dysregulation Disorder vs Oppositional Defiant Disorder: Spotting the Differences

So, what separates DMDD and ODD? The main difference lies in the primary symptoms. DMDD is all about severe mood dysregulation and temper outbursts. In contrast, ODD is primarily about defiant and oppositional behaviors. Moreover, DMDD is often diagnosed in slightly older children compared to ODD.

Read more: What Does Oppositional Defiant Disorder Turn Into?

That is to say, while both disorders involve issues with mood and behavior, the emphasis is different. Recognizing these differences can help you better understand your child’s experiences and seek the right support.

Supporting Your Neurodivergent Kid

Firstly, it’s crucial to remember that these conditions are not the result of “bad parenting” or a “bad kid.” They are legitimate mental health disorders that require understanding, support, and appropriate treatment. You’re not alone in this journey, and there are strategies and tools, like Goally, that can help.

  • Seek professional help: A mental health professional can provide a proper diagnosis and treatment plan.
  • Consistent routines: Predictable routines can help manage your child’s behavior.
  • Positive reinforcement: Rewarding good behavior can be more effective than punishing bad behavior.
  • Self-care: It’s essential to take care of your own mental health too.

Goally | Routines that Actually Work

Goally’s skill building tablet for kids has routines that break down large tasks into small, achievable steps. It helps kids complete their tasks independently! 

A notification from the Goally Parent App on the best tablet for kids indicating the start of a potty routine, demonstrating parental control features.


Create custom routines with your own videos & pictures for every step. The steps come in small, bite-sized pieces to help your child learn the little fundamentals (like putting the toothpaste on their toothbrush!) to achieve bigger goals. And that’s just the beginning. See it in action:

Understanding the distinctions between DMDD vs ODD is crucial in obtaining the appropriate assistance for a child. Armed with this knowledge, one can effectively advocate for the child’s needs and strive towards a healthier, more stable future for the family.

Helpful Resources


FAQ’s About DMDD vs ODD

Disruptive mood dysregulation disorder vs oppositional defiant disorder - what's the difference?
DMDD involves severe irritability/anger, while ODD is characterized by defiant, argumentative behavior towards authority figures.

Is one disorder more severe than the other?
Both can significantly impact functioning, but DMDD involves more intense emotional dysregulation compared to ODD.

At what age do symptoms of DMDD and ODD typically begin?
DMDD usually emerges before age 10, while ODD can start as early as preschool years.

Do they share any overlapping symptoms?
Yes, outbursts/tantrums and angry/irritable mood can occur in both disorders.

What are effective treatment approaches?
Therapy focused on emotion regulation skills, parent training, and sometimes medication for severe cases.

This post was originally published on 10/22/2023. It was updated on 08/29/2024.

Article by

Emily is a seasoned blog writer for Goally, leveraging her extensive background in child psychology and special education to provide valuable insights and resources for parents. Her commitment to understanding and addressing the unique needs of these children, combined with her expertise in educational strategies, makes her a credible and empathetic voice for families.

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