When viewing this topic in a different language, you may notice some differences in the way the content is structured, but it still reflects the latest evidence-based guidance.

Allergic rhinitis

Última revisão das evidências: 17 Feb 2026
Última atualização do tópico: 21 Mar 2025

Resumo

Definição

História e exame físico

Principais fatores diagnósticos

  • sneezing
  • nasal pruritus
Detalhes completos

Outros fatores diagnósticos

  • palate, throat, ear, and eye itching
  • eye redness, puffiness, and watery discharge
  • fatigue and irritability
  • nasal congestion
  • rhinorrhea
  • allergic shiners
  • conjunctival injection
  • ocular mucoid discharge
  • nasal crease
  • pale nasal mucosa
  • swelling of the nasal mucosa and turbinates
  • abundant clear nasal secretions
  • Dennie-Morgan lines (creases present under the lower eyelids)
Detalhes completos

Fatores de risco

  • other atopic conditions or family history of atopy
  • age <20 years
  • exposure to aeroallergens (pollen, molds, house dust mites, pollution)
  • exposure to animal dander
  • ethnicity
  • positive allergen skin-prick tests
Detalhes completos

Investigações diagnósticas

Primeiras investigações a serem solicitadas

  • therapeutic trial of antihistamine or intranasal corticosteroid
Detalhes completos

Tests to avoid

  • immunoglobulin G (lgG) testing
  • sinonasal imaging
Detalhes completos

Investigações a serem consideradas

  • allergen skin-prick testing
  • in vitro specific IgE determination
Detalhes completos

Algoritmo de tratamento

AGUDA

mild or intermittent symptoms

persistent and moderate to severe symptoms

CONTÍNUA

usual therapy ineffective or poorly tolerated

Colaboradores

Autores

Gary C. Steven, MD, PhD, CPI, FAAAAI, FACAAI, FAPCR

Medical Director

American Academy of Allergy, Asthma & Immunology Registry

Assistant Clinical Professor of Medicine

Medical College of Wisconsin

Adjunct Clinical Instructor

College of Nursing

University of Wisconsin-Milwaukee

Allergy, Asthma & Sinus Center

Milwaukee

WI

Declarações

GCS has taken part in sponsored research for the ALK clinical trial of the house dust mite SLIT tablet for use in pediatric patients. He is a member of the Joint Task Force on Practice Parameters Workgroup on the Allergic Rhinitis Practice Parameter.

Agradecimentos

Dr Gary C. Steven would like to gratefully acknowledge Dr Alexander Greiner, a previous contributor to this topic.

Declarações

AG has received grant/research support from: AstraZeneca; Boehringer Ingelheim; Cephalon Circassia Ltd; Clement Clarke Cytos biotechnology; GlaxoSmithKline; Glenmark Specialty, S.A.; Hoffman-LaRoche/Genentech; HRA/Novartis; Janssen Research & Development; Kalypsys , Inc.; Lupin; Merck; Mylan Pharmaceuticals, Inc.; Nestle (Nestec Ltd); Novartis Ono Pharmaceutical Co., Ltd.; Perrigo; Rigel Pharmaceuticals, Inc.; Roxane Laboratories Inc.; Shionogi Inc.; Sunovion TEVA Branded Pharmaceutical Products; UBC (United Biosource Corporation)/Amgen Pharmaceuticals; and sponsorship for pharmaceutical trials from Allergen Research Corporation/Aimmune Therapeutics, Inc. and AstraZeneca.

Revisores

Mark Davis-Lorton, MD

Clinical Immunology Coordinator

Division of Rheumatology, Immunology and Allergy

Winthrop-University Hospital

Mineola

NY

Declarações

MDL declares that he has no competing interests.

Glenis Scadding, MD

Consultant Allergist/Rhinologist

Allergy & Rhinology Department

Royal National Throat, Nose and Ear Hospital

London

UK

Divulgaciones

GS is a consultant/advisory board member for ALK, Britannia Pharmaceuticals, CMP Therapeutics, Grupo Uriach, GSK, Merck, Sanofi-Aventis, Schering Plough, and UCB. She has received research funds from ALK, GSK, UCB, and Schering Plough. She has given talks for ALK, GSK, Merck, Schering Plough, and UCB and has co-written articles for Schering Plough and GSK.

Agradecimiento de los revisores por pares

Los temas de BMJ Best Practice se actualizan de forma continua de acuerdo con los desarrollos en la evidencia y en las guías. Los revisores por pares listados aquí han revisado el contenido al menos una vez durante la historia del tema.

Divulgaciones

Las afiliaciones y divulgaciones de los revisores por pares se refieren al momento de la revisión.

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

Dykewicz MS, Wallace DV, Amrol DJ, et al. Rhinitis 2020: a practice parameter update. J Allergy Clin Immunol. 2020 Oct;146(4):721-67.Texto completo  Resumen

Scadding GK, Kariyawasam HH, Scadding G, et al. BSACI guideline for the diagnosis and management of allergic and non-allergic rhinitis (revised edition 2017). Clin Exp Allergy. 2017 July;47(7):856-89.Texto completo  Resumen

Wise SK, Lin SY, Toskala E, et al. International consensus statement on allergy and rhinology: allergic rhinitis. Int Forum Allergy Rhinol. 2018 Feb;8(2):108-352.Texto completo  Resumen

Bousquet J, Schünemann HJ, Togias A, et al. Next-generation Allergic Rhinitis and its Impact on Asthma (ARIA) guidelines for allergic rhinitis based on Grading of Recommendations Assessment, Development and Evaluation (GRADE) and real-world evidence. J Allergy Clin Immunol. 2020 Jan;145(1):70-80.e3.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

    • Nonallergic rhinitis
    • Acute sinusitis
    • Chronic sinusitis
    Más Diferenciales
  • Guías de práctica clínica

    • Clinical practice guideline: immunotherapy for inhalant allergy
    • Australasian guidelines for allergic rhinitis 2022
    Más Guías de práctica clínica
  • Folletos para el paciente

    Hay fever

    Hay fever: avoiding pollen and mold

    Más Folletos para el paciente
  • padlock-lockedInicie sesión o suscríbase para acceder a todo el BMJ Best Practice

El uso de este contenido está sujeto a nuestra cláusula de exención de responsabilidad