Pediatric Obstructive Sleep Apnea is Associated With Changes in the Oral Microbiome and Urinary Metabolomics Profile:

Huajun Xu1,2,3, Xiaoyan Li4, Xiaojiao Zheng5

  • 1Department of Otolaryngology Head and Neck Surgery and Center of Sleep Medicine, Shanghai Jiao Tong University Affiliated Sixth People's Hospital, Shanghai, China.

Insights

Pediatric obstructive sleep apnea (OSA) alters oral microbiome composition and urinary metabolites. These changes in oral bacteria correlate with metabolic disruptions, suggesting a link between gut and oral health in children with OSA.

Area of Science:

  • Microbiology
  • Metabolomics
  • Pediatric Health

Background:

  • Oral diseases are linked to obstructive sleep apnea (OSA).
  • Limited research exists on oral microbiota and metabolic profiles in pediatric OSA.

Purpose of the Study:

  • To investigate oral microbiome structure and composition in pediatric OSA.
  • To evaluate associations between oral microbiota and urinary metabolic profiles in pediatric OSA.

Main Methods:

  • Integrated metagenomics (16S rRNA sequencing) and metabolomics (LC-MS, GC-MS).
  • Analysis of oral microbiome and urinary metabolome in pediatric OSA patients and controls.

Main Results:

  • Pediatric OSA significantly altered oral microbiome composition (e.g., Firmicutes, Proteobacteria).
  • 57 urinary metabolites, including 5 gut microflora-related, were differentially present in pediatric OSA.
  • Oral microbiome alterations correlated with urinary metabolite perturbations in pediatric OSA.

Conclusions:

  • Oral microbiome composition and function are significantly altered in pediatric OSA.
  • Further research is needed to elucidate the underlying mechanisms.
Abstract

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