Attention-deficit hyperactivity disorder

A disorder characterized by a marked pattern of inattention and/or hyperactivity-impulsivity that is inconsistent with developmental level and clearly interferes with functioning in at least two settings (e.g. at home and at school). At least some of the symptoms must be present before the age of 7 years.

Disease Alternative Name

attention deficit-hyperactivity disorder
attention deficit hyperactivity disorder
attention deficit/hyperactivity disorder

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