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The lung at high altitude.

D Heath, D R Williams

    Investigative & Cell Pathology
    |July 1, 1979
    PubMed
    Summary
    This summary is machine-generated.

    High altitude acclimatization involves significant lung changes due to chronic hypoxia. This paper reviews known lung adaptations, particularly at the ultrastructural level, highlighting knowledge gaps.

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    Area of Science:

    • Physiology
    • Altitude Medicine
    • Respiratory Biology

    Background:

    • High altitude exposure necessitates physiological acclimatization in mammals.
    • Chronic hypoxia is a primary stressor at high altitudes, significantly impacting bodily systems.
    • The lungs undergo substantial structural and functional alterations during acclimatization.

    Purpose of the Study:

    • To review current knowledge on lung acclimatization to high altitude.
    • To identify gaps in understanding lung adaptation, especially at the ultrastructural level.
    • To focus on cellular changes in the lung during acclimatization to hypoxia.

    Main Methods:

    • Literature review of existing studies on high altitude physiology.
    • Analysis of structural and functional changes in the lung.

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  • Focus on ultrastructural alterations in lung cells.

    • Main Results:

    • The lung plays a critical role in high altitude acclimatization.
    • Numerous structural and functional changes occur in the lung due to chronic hypoxia.
    • Significant gaps exist in understanding ultrastructural adaptations in developing lung cells.

    Conclusions:

    • Lung acclimatization to high altitude is a complex process involving widespread changes.
    • Further research is needed to elucidate ultrastructural adaptations in lung cells during hypoxia.
    • Understanding these adaptations is crucial for managing health at high altitudes.