Last reviewed: 28 Oct 2021
Last updated: 04 Jun 2021

Summary

Differentials

Common

  • Upper airway cough syndrome (UACS; postnasal drip)
  • Asthma
  • Gastroesophageal reflux disease (GERD)
  • Nonasthmatic eosinophilic bronchitis (NAEB)
  • Chronic bronchitis/COPD
  • Angiotensin-converting enzyme inhibitor (ACE inhibitor)
  • Pneumonia
  • Postinfectious cough
  • Bordetella pertussis infection

Uncommon

  • Lung cancer
  • Bronchiectasis and chronic suppurative lung disease
  • Interstitial pulmonary fibrosis
  • Sarcoidosis
  • Tuberculosis (TB)
  • Recurrent aspiration
  • Zenker diverticulum
  • Thoracic aortic aneurysm (TAA)
  • Foreign body
  • Hypersensitivity pneumonitis
  • Bronchiolitis
  • Tropical filarial pulmonary eosinophilia
  • Somatic cough syndrome (psychogenic cough)

Contributors

Authors

Tomasz J. Kuzniar, MD, PhD
Tomasz J. Kuzniar

Clinical Assistant Professor of Medicine

University of Chicago

Division of Pulmonary and Critical Care Medicine

North Shore University Health System

Evanston

IL

Disclosures

TJK is the author of an article cited in this topic.

Acknowledgements

Dr Tomasz J. Kuzniar would like to gratefully acknowledge Dr Timothy I. Morgenthaler, a previous contributor to this topic.

Disclosures

TIM declares that he has no competing interests.

Peer reviewers

Nawal Lutfiyya, MD

Director of Research

Assistant Professor

Family and Community Medicine

University of Illinois at Chicago

IL

Disclosures

NL declares that she has no competing interests.

Graeme Currie, MD

Consultant Chest Physician

Aberdeen Royal Infirmary

Aberdeen

Scotland

Disclosures

GC declares that he has no competing interests.

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