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Altitude-related cough.

Nicholas P Mason1, Peter W Barry

  • 1Critical Care Medicine Directorate, University Hospital of Wales, Cardiff, UK. npmason@doctors.org.uk

Pulmonary Pharmacology & Therapeutics
|January 2, 2007
PubMed
Summary
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Altitude-related cough affects many visitors to high altitudes. This study explores various causes, hypothesizing two distinct forms of cough, and highlights the need for better treatments.

Area of Science:

  • Environmental Medicine
  • Respiratory Medicine
  • Altitude Physiology

Background:

  • Cough is a common issue for individuals at high altitudes.
  • Traditionally attributed to cold, dry air, this etiology is challenged by hypobaric chamber studies.
  • Exercise appears to precipitate cough at altitude, suggesting multifactorial causes.

Purpose of the Study:

  • To explore the diverse etiologies of altitude-related cough.
  • To differentiate potential forms of altitude-related cough.
  • To identify the need for improved therapeutic strategies.

Main Methods:

  • Review of existing literature and observations.
  • Analysis of hypobaric chamber study data.
  • Hypothesizing distinct cough presentations based on altitude and exercise.

Related Experiment Videos

Main Results:

  • Altitude-related cough is likely multifactorial, encompassing conditions like high altitude pulmonary edema and acute mountain sickness.
  • Two hypothesized forms of cough exist: exercise-induced persistent cough and a severe cough above 5000-6000m.
  • Current symptomatic treatments for altitude-related cough are often ineffective.

Conclusions:

  • Altitude-related cough encompasses various conditions, not solely environmental air quality.
  • Further research is crucial to understand the underlying mechanisms of altitude-related cough.
  • Effective therapies for altitude-related cough require a deeper understanding of its diverse etiologies.