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Sleep-disordered breathing and obesity

R R Grunstein1, I Wilcox

  • 1Sleep Disorders Centre, Royal Prince Alfred Hospital, Camperdown, NSW, Australia.

Bailliere'S Clinical Endocrinology and Metabolism
|July 1, 1994
PubMed
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Obstructive sleep apnoea (OSA) is common in middle-aged adults, often linked to obesity. While nasal CPAP is effective, weight loss alone rarely cures OSA in obese patients.

Area of Science:

  • Sleep Medicine
  • Cardiology
  • Obesity Research

Background:

  • Epidemiological data show obstructive sleep apnoea (OSA) is highly prevalent in middle-aged individuals.
  • Obesity is a key factor in sleep-disordered breathing, contributing to upper airway occlusion.
  • Obesity-hypoventilation syndrome represents a severe form of OSA with respiratory failure.

Purpose of the Study:

  • To review the epidemiology and clinical consequences of sleep-disordered breathing (SDB) in the context of obesity.
  • To discuss the role of obesity as a confounder in the association between SDB and cardiovascular morbidity.
  • To evaluate current treatment modalities for SDB, particularly in obese patients.

Main Methods:

  • Review of recent epidemiological data on obstructive sleep apnoea (OSA) and obesity.

Related Experiment Videos

  • Analysis of the pathogenesis of upper airway occlusion in sleep-disordered breathing.
  • Discussion of the impact of SDB on cardiovascular health and the confounding effect of obesity.

    • Main Results:

    • Sleep-disordered breathing, including OSA, is common in middle-aged populations, with obesity as a significant contributor.
    • Obesity-hypoventilation syndrome is an extreme manifestation of SDB.
    • Nasal continuous positive airway pressure (CPAP) has revolutionized treatment, but weight reduction offers only partial improvement in apnoea severity for most obese patients.

    Conclusions:

    • Obstructive sleep apnoea and related conditions are prevalent, particularly in obese middle-aged individuals.
    • While nasal CPAP is a primary treatment, its effectiveness alongside weight management requires careful consideration.
    • Further research into comprehensive management strategies for obese patients with SDB is warranted.