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Does Scoliosis Affect Sleep Breathing?

Xingye Li1, Haiwei Guo2, Chong Chen3

  • 1Department of Orthopaedics, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences, Peking Union Medical College, Beijing, China; Department of Orthopaedics, Peking University Fourth Clinical Medical College, Beijing Jishuitan Hospital, Beijing, China.

World Neurosurgery
|July 24, 2018
PubMed
Summary
This summary is machine-generated.

Patients with scoliosis experience more sleep-disordered breathing events, including apnea and hypopnea, and lower minimal oxygen saturation. Sleeping on the convex side of the thoracic curve exacerbates these breathing issues.

Keywords:
HypopneaScoliosisSleep apneaSleep-disordered breathingThoracic cage deformity

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Area of Science:

  • Pulmonary Medicine
  • Sleep Medicine
  • Orthopedics

Background:

  • Scoliosis, particularly thoracic curves, is known to compromise pulmonary function.
  • Impaired lung mechanics in scoliosis patients may negatively impact sleep-related breathing patterns.
  • Existing literature on the specific relationship between scoliosis and sleep-disordered breathing is limited.

Observation:

  • A study compared sleep breathing parameters in 57 patients with scoliosis (adolescent idiopathic or congenital) and 25 healthy controls using wrist sleep monitors.
  • Key metrics evaluated included the Respiratory Disorders Index (pRDI), Apnea and Hypopnea Index (pAHI), and oxygen saturation (SaO2).
  • No significant differences in age, sex, or BMI were noted between the scoliosis and control groups.

Findings:

  • Patients with scoliosis exhibited significantly higher pRDI and pAHI scores compared to controls, indicating more frequent respiratory events during sleep.
  • The minimal oxygen saturation (SaO2) during sleep was significantly lower in the scoliosis group.
  • In scoliosis patients, the pAHI was higher when sleeping on the convex side of the thoracic curve versus the concave side.

Implications:

  • Scoliosis is associated with increased prevalence and severity of sleep-disordered breathing.
  • Lower minimal oxygen saturation during sleep in scoliosis patients warrants clinical attention.
  • Positional therapy, considering thoracic curve convexity, may be a factor in managing sleep breathing disturbances in scoliosis.