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Attention deficit hyperactivity disorder in children

Last reviewed: 12 Dec 2025
Last updated: 13 May 2025

Summary

Definição

História e exame físico

Principais fatores diagnósticos

  • inability to give close attention to details or making "careless" mistakes in schoolwork, work, or other activities
  • difficulty sustaining attention in tasks or play activities
  • does not seem to listen when spoken to directly
  • does not follow through on instructions and fails to finish schoolwork, chores, or duties in the workplace
  • often has difficulty organizing tasks and activities
  • avoids, dislikes, or is reluctant to engage in tasks that require sustained mental effort (such as schoolwork or homework)
  • often loses things necessary for tasks or activities (e.g., toys, school assignments, pencils, books, or tools)
  • easily distracted by extraneous stimuli
  • forgetful in daily activities
  • fidgets or taps with hands or feet or squirms in seat
  • leaves seat in classroom or in other situations in which remaining seated is expected
  • runs about or climbs excessively during inappropriate situations
  • difficulty playing or engaging in leisure activities quietly
  • often "on the go" or acts as if "driven by a motor"
  • often talks excessively
  • often blurts out answers before questions have been completed
  • often has difficulty awaiting turn
  • often interrupts or intrudes on others (e.g., butts into conversations or games)
Detalhes completos

Outros fatores diagnósticos

  • mild mood symptoms (dysphoria, mood lability, irritability, boredom)
  • anxiety
  • difficulty with peer interactions
  • low self-esteem
  • working memory (i.e., short-term memory) impairment
  • processing speed impairment (i.e., the rate at which information is dealt with)
Detalhes completos

Fatores de risco

  • family history of ADHD
  • male sex
  • low birth weight
  • epilepsy
  • tic disorders
  • maternal nicotine use during pregnancy
  • maternal acetaminophen use during pregnancy
  • obstetric complications in pregnancy or labor
  • gestational exposure to stress
  • psychosocial adversity
  • lead exposure
  • traumatic brain injury
  • severe early deprivation
  • iron deficiency
Detalhes completos

Investigações diagnósticas

Primeiras investigações a serem solicitadas

  • no formal laboratory or imaging studies
Detalhes completos

Tests to avoid

  • hair analysis
Detalhes completos

Investigações a serem consideradas

  • neuropsychological testing
Detalhes completos

Algoritmo de tratamento

CONTÍNUA

preschool-age children: 4-6 years

school-age children: 6-18 years

Colaboradores

Autores

Mark Wolraich, MD

Shaun Walters Professor Emeritus, Pediatrics

Section of Developmental and Behavioral Pediatrics

University Oklahoma Health Sciences

Oklahoma City

OK

Declarações

MW is a member of the steering committee of the REACH Institute providing CME programs on child mental health.

Agradecimentos

Dr Mark Wolraich would like to gratefully acknowledge Dr Lawrence W. Brown, Dr Kristin S. Russell, Dr Howard Y. Liu, and Dr Michael S. Jellinek, previous contributors to this topic.

Declarações

LWB was reimbursed by Sunovion for participation in a Medical Advisory Board. KSR, HYL, and MSJ declare that they have no competing interests.

Revisores

Joseph F. Hagan, Jr. MD, FAAP

Clinical Professor in Pediatrics

The Larner College of Medicine at the University of Vermont

Burlington

VT

Divulgaciones

JFH served as Vice-Chairman of the American Academy of Pediatrics' ADHD Clinical Guidelines revision alongside the author of this topic, MW, who was Chairman. They also co-authored the book "ADHD: What Every Parent Needs to Know, 3rd. Ed.", published by the AAP.

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Divulgaciones

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Referencias

Nuestros equipos internos de evidencia y editoriales colaboran con colaboradores expertos internacionales y revisores pares para garantizar que brindemos acceso a la información más clínicamente relevante posible.

Artículos principales

American Psychiatric Association. Diagnostic and statistical manual of mental disorders. 5th ed, text revision (DSM-5-TR). Washington, DC: American Psychiatric Publishing; 2022.

World Health Organization. ICD-11 International statistical classification of diseases and related health problems, 11th revision. Geneva: WHO; 2022.Texto completo

Wolraich ML, Hagan JF Jr, Allan C, et al. Clinical practice guideline for the diagnosis, evaluation, and treatment of attention-deficit/hyperactivity disorder in children and adolescents. Pediatrics. 2019 Oct;144(4):e20192528.Texto completo  Resumen

Faraone SV, Banaschewski T, Coghill D, et al. The world federation of ADHD international consensus statement: 208 evidence-based conclusions about the disorder. Neurosci Biobehav Rev. 2021 Sep;128:789-818.Texto completo  Resumen

Barbaresi WJ, Campbell L, Diekroger EA, et al. Society for Developmental and Behavioral Pediatrics Clinical Practice Guideline for the Assessment and Treatment of Children and Adolescents with Complex Attention-Deficit/Hyperactivity Disorder. J Dev Behav Pediatr. 2020 Feb/Mar;41 Suppl 2S:S35-S57.Texto completo  Resumen

Artículos de referencia

Una lista completa de las fuentes a las que se hace referencia en este tema está disponible para los usuarios con acceso a todo BMJ Best Practice.
  • Diferenciales

    • Learning/language disorder
    • Oppositional defiant disorder
    • Depression
    Más Diferenciales
  • Guías de práctica clínica

    • Diagnostic and Statistical Manual of Mental Disorders, 5th edition, Text Revision (DSM-5-TR)
    • Clinical practice guideline for the diagnosis, evaluation, and treatment of attention-deficit/hyperactivity disorder in children and adolescents
    Más Guías de práctica clínica
  • Folletos para el paciente

    ADHD: what is it?

    ADHD in children: what treatments work?

    Más Folletos para el paciente
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