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Fobias

Last reviewed: 21 Jul 2025
Last updated: 26 Oct 2022

Summary

Definition

History and exam

Key diagnostic factors

  • ansiedade antecipatória
  • comportamento de evitação
Full details

Other diagnostic factors

  • início na infância
  • início na fase adulta jovem
  • náuseas
  • tontura
  • nojo
  • desmaios
  • taquicardia
  • hiperventilação
  • resposta de sobressalto exagerada
  • perturbações do sono
Full details

Risk factors

  • transtorno de somatização
  • transtornos de ansiedade
  • transtornos de humor
  • parente de primeiro grau com fobia
  • gêmeos com fobia
  • experiências aversivas
  • estresse e eventos de vida negativos
  • sexo feminino
  • etnia branca
  • ansiedade e superproteção parentais
  • afetividade negativa e inibição comportamental
  • viés cognitivo/de atenção
Full details

Diagnostic investigations

1st investigations to order

  • autorrelato
  • observação comportamental e testes de aproximação
Full details

Investigations to consider

  • entrevista clínica estruturada/semiestruturada
Full details

Treatment algorithm

ONGOING

adultos com sintomas subclínicos que raramente interferem nas atividades cotidianas

adultos com sintomas frequentes que interferem em atividades cotidianas

crianças com sintomas contínuos que interferem nas atividades cotidianas

Contributors

Authors

Amy Huberman, MD

Instructor of Psychiatry

Johns Hopkins University School of Medicine

Baltimore

MD

Disclosures

AH declares that she has no competing interests.

Acknowledgements

Dr Amy Huberman would like to gratefully acknowledge Dr Eve Friedl, Dr E. Blake Zakarin, Dr Craig N. Sawchuk, and Dr Bunmi O. Olatunji, previous contributors to this topic.

Disclosures

EKF and EBZ declare that they have no competing interests. CNS is an author of a reference cited in this topic. BOO is an author of a reference cited in this topic.

Peer reviewers

Jeffrey M. Lohr, PhD

Professor

Clinical Training Program

Department of Psychology

University of Arkansas

Fayetteville

AR

Disclosures

JML declares that he has no competing interests.

David F. Tolin, PhD

Associate Professor

Institute of Living

Yale University

New Haven

CT

Disclosures

DFT declares that he has no competing interests.

References

Our in-house evidence and editorial teams collaborate with international expert contributors and peer reviewers to ensure that we provide access to the most clinically relevant information possible.

Key articles

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

Stinson FS, Dawson DA, Chou SP, et al. The epidemiology of DSM-IV specific phobia in the USA: results from the National Epidemiologic Survey on Alcohol and Related Conditions. Psychol Med. 2007 Jul;37(7):1047-59. Abstract

Wolitzky-Taylor KB, Horowitz JD, Powers MB, et al. Psychological approaches in the treatment of specific phobias: a meta-analysis. Clin Psychol Rev. 2008 Jul;28(6):1021-37. Abstract

Katzman MA, Bleau P, Blier P, et al; Anxiety Disorders Association of Canada; McGill University. Canadian clinical practice guidelines for the management of anxiety, posttraumatic stress and obsessive-compulsive disorders. BMC Psychiatry. 2014;14 Suppl 1:S1.Full text  Abstract

National Institute for Health and Care Excellence. Generalised anxiety disorder and panic disorder in adults: management. Clinical guideline [CG113]. June 2020 [internet publication].Full text

McMurtry CM, Taddio A, Noel M, et al. Exposure-based interventions for the management of individuals with high levels of needle fear across the lifespan: a clinical practice guideline and call for further research. Cogn Behav Ther. 2016 Apr;45(3):217-35.Full text  Abstract

Reference articles

A full list of sources referenced in this topic is available to users with access to all of BMJ Best Practice.
  • Differentials

    • Agorafobia
    • Transtorno de pânico
    • Transtorno da ansiedade social (fobia social)
    More Differentials
  • Guidelines

    • Clinical practice guideline for the assessment and treatment of children and adolescents with anxiety disorders
    • Generalised anxiety disorder and panic disorder in adults: management
    More Guidelines
  • Patient information

    Fobias

    More Patient information
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