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Fibrose cística

Last reviewed: 10 Feb 2026
Last updated: 10 Oct 2025

Summary

Definition

History and exam

Key diagnostic factors

  • presença de fatores de risco
  • rastreamento neonatal positivo
  • ausência de eliminação de mecônio
  • retardo do crescimento pôndero-estatural
  • apetite voraz
  • tosse produtiva
  • infecção recorrente
  • rinossinusite crônica
  • anormalidades genitais masculinas
  • hemoptise
Full details

Other diagnostic factors

  • fezes disabsortivas com esteatorreia
  • baqueteamento digital
  • refluxo gastroesofágico
  • sibilo
  • diâmetro anteroposterior (AP) aumentado do tórax
  • história de pancreatite
  • história de apendicite aguda
  • hepatomegalia ou esplenomegalia
Full details

Risk factors

  • história familiar de fibrose cística (FC)
  • status de portador conhecido de ambos os pais
  • etnia
Full details

Diagnostic tests

1st tests to order

  • teste do suor
  • teste genético
Full details

Tests to consider

  • exames de imagem do seio nasal
  • swab de orofaringe posterior
Full details

Treatment algorithm

ACUTE

neonatos com íleo meconial/obstrução intestinal distal parcial

obstrução intestinal completa ou peritonite

infecção respiratória aguda

ONGOING

doença respiratória

doença gastrointestinal

Contributors

Authors

Samuel B. Goldfarb, MD

Professor of Pediatrics

Masonic Children's Hospital

University of Minnesota School of Medicine

Minneapolis

MN

Disclosures

SBG declares a personal interest in the Cystic Fibrosis Therapeutic Development Network (TDN) involving multiple CF multicentred studies.

Pi Chun (Jennifer) Cheng, MD, MS

Assistant Professor of Pediatrics

Riley Hospital for Children

Indiana University School of Medicine

Indianapolis

IN

Disclosures

PCC declares that she has no competing interests.

Maureen Banfe Josephson, DO

Assistant Professor of Pediatrics

The Children's Hospital of Philadelphia

Perelman School of Medicine at the University of Pennsylvania

Philadelphia

PA

Disclosures

MBJ declares that she has no competing interests.

Acknowledgements

Dr Samuel B. Goldfarb, Dr Pi Chun (Jennifer) Cheng, and Dr Maureen Banfe Josephson would like to gratefully acknowledge Dr James L. Kreindler, a previous contributor to this topic.

Disclosures

JLK declares that he has no competing interests.

Peer reviewers

Sangeeta M. Bhorade, MD

Associate Professor of Medicine

Medical Director

Lung Transplant Program

University of Chicago Hospitals

Chicago

IL

Disclosures

SMB declares that she has no competing interests.

Alan Smyth, MA, MBBS, MRCP, MD, FRCPCH

Associate Professor & Reader in Child Health

Division of Child Health

University of Nottingham

Queens Medical Centre

Nottingham

UK

Divulgaciones

AS declares that he has no competing interests.

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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

Farrell PM, White TB, Ren CL, et al. Diagnosis of cystic fibrosis: consensus guidelines from the Cystic Fibrosis Foundation. J Pediatr. 2017 Feb;181S:S4-15.e1.Texto completo  Resumen

Mogayzel PJ Jr, Naureckas ET, Robinson KA, et al. Cystic fibrosis pulmonary guidelines. Chronic medications for maintenance of lung health. Am J Respir Crit Care Med. 2013 Apr 1;187(7):680-9.Texto completo  Resumen

Flume PA, Robinson KA, O'Sullivan BP, et al; Clinical Practice Guidelines for Pulmonary Therapies Committee. Cystic fibrosis pulmonary guidelines: airway clearance therapies. Respir Care. 2009 Apr;54(4):522-37.Texto completo  Resumen

Ramos KJ, Smith PJ, McKone EF, et al. Lung transplant referral for individuals with cystic fibrosis: Cystic Fibrosis Foundation consensus guidelines. J Cyst Fibros. 2019 May;18(3):321-33.Texto completo  Resumen

Kapnadak SG, Dimango E, Hadjiliadis D, et al. Cystic Fibrosis Foundation consensus guidelines for the care of individuals with advanced cystic fibrosis lung disease. J Cyst Fibros. 2020 May;19(3):344-54.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.
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