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Altitude-related cough.

Nicholas P Mason1

  • 1Consultant in Critical Care Medicine, Royal Gwent Hospital, Newport NP20 2UB, UK. npmason@doctors.org.uk.

Cough (London, England)
|November 2, 2013
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Summary
This summary is machine-generated.

Altitude-related cough, often affecting high-altitude visitors, is not solely caused by cold, dry air. Research suggests multiple factors, including respiratory tract issues and fluid loss, contribute to this cough.

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Area of Science:

  • Environmental Medicine
  • Respiratory Physiology

Background:

  • Altitude-related cough is a common ailment for high-altitude travelers.
  • The traditional explanation of cold, dry air as the sole cause has been challenged.
  • The exact causes of this cough remain unclear.

Purpose of the Study:

  • To review existing literature on altitude-related cough.
  • To discuss potential causes and contributing factors.
  • To explore the pathophysiology of the cough reflex at high altitudes.

Main Methods:

  • Review of published research on altitude-related cough.
  • Analysis of observations and experiments from hypobaric chamber studies.
  • Discussion of potential etiological factors.

Main Results:

  • Cold, dry air is not the sole cause of altitude-related cough.
  • Multiple factors likely contribute to the cough reflex perturbations.
  • Potential causes include respiratory tract dehydration, infections, and sub-clinical pulmonary edema.

Conclusions:

  • Altitude-related cough is multifactorial.
  • Further research is needed to fully understand the cough reflex arc at high altitudes.
  • Identifying specific etiological factors can guide prevention and treatment strategies.