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Diagnosis and Treatment

Coexisting Conditions

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Individuals with ADHD sometimes have other conditions at the same time.  These are referred to as coexisting, co-occurring, or comorbid conditions.  It is important that coexisting conditions are considered in the evaluation and treatment of ADHD. The most common disorders to occur with ADHD are:
  • Disruptive behavior disorders, such as conduct disorder or oppositional defiant disorder
  • Mood disorders, such as major depression or bipolar disorder
  • Anxiety disorders
  • Tic disorder, such as Tourette's disorder
  • Learning disabilities

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