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attention deficit hyperactivity disorder

A brain development condition that affects attention, activity level and self-control, starting in childhood.

uh-TEN-shun DEF-ih-sit hy-per-ak-TIV-ih-tee dis-OR-der noun

What it means

A neurodevelopmental disorder that begins before age 12 and often lasts into adulthood. There are three presentations: mainly inattentive, mainly hyperactive-impulsive, and combined. It can affect school, work and relationships. Treatment includes behavior therapy, school support and drugs such as stimulants (methylphenidatemeth-ul-FEN-ih-daytA central nervous system stimulant used to treat ADHD and narcolepsy.Full entry , amphetamines) or non-stimulants.

For the nurse

Give stimulants in the morning to avoid trouble sleeping. Check growth (height and weight), appetite, heart rate and blood pressure. Stimulants are controlled substances: teach families to store them safely.

At a glance

Spanishtrastorno por déficit de atención e hiperactividad (TDAH)
Also writtenADHD, attention-deficit hyperactivity disorder, attention-deficit/hyperactivity disorder

Related terms

mental health

A person's emotional, mental and social well-being, which affects how they think, feel, act and cope.

methylphenidate

A central nervous system stimulant used to treat ADHD and narcolepsy.

developmental milestone

A skill that most children can do by a certain age, such as smiling, sitting, walking or saying words.

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