Canadian Medical Guide > Psychiatry and Psychology > Mental Disorders > Mental Disorders Diagnosed in Childhood > Attention Deficit and Disruptive Behavior Disorders > Attention Deficit Disorder with Hyperactivity Terms and Definitions

Attention Deficit Disorder with Hyperactivity

Medical Definition:	A behavior disorder originating in childhood in which the essential features are signs of developmentally inappropriate inattention, impulsivity, and hyperactivity. Although most individuals have symptoms of both inattention and hyperactivity-impulsivity, one or the other pattern may be predominant. The disorder is more frequent in males than females. Onset is in childhood. Symptoms often attenuate during late adolescence although a minority experience the full complement of symptoms into mid-adulthood. (From DSM-IV)
Guide Notes:	not confined to children; do not confuse with HYPERKINESIS: note X refs under both; DF: ADDH or ADHD
Also Called:	Attention Deficit Disorder,Brain Dysfunction, Minimal
Previously Indexed:	Brain Damage, Chronic (1966-1968)

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