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Published on: December 6, 2016
Obesity and obstructive sleep apnea syndrome in children: a tale of inflammatory cascades
Rakesh Bhattacharjee1, Jinkwan Kim, Leila Kheirandish-Gozal
1Division of Sleep and Respiratory Medicine, Department of Pediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada.
Insights
Childhood obesity and obstructive sleep apnea syndrome (OSAS) significantly increase systemic inflammation. These conditions may interact, amplifying each other
Area of Science:
- Pediatric Health
- Metabolic Disorders
- Cardiovascular Health
Background:
- Childhood obesity is a growing epidemic, increasing risks for cardiovascular and metabolic diseases.
- Obesity-related morbidities involve multifactorial inflammatory pathways leading to end-organ injury.
- Obstructive sleep apnea syndrome (OSAS) prevalence increases with childhood obesity.
Purpose of the Study:
- To review the impact of childhood obesity and OSAS on systemic inflammation.
- To examine evidence on the up-regulation of inflammatory mediators in these conditions.
Main Methods:
- Literature review focusing on the interplay between obesity, OSAS, and inflammation in children.
- Analysis of current evidence regarding specific inflammatory mediator up-regulation.
Main Results:
- Obesity and OSAS share similar inflammatory mechanisms.
- These conditions may synergistically amplify each other's adverse effects and inflammatory burden.
- Evidence points to the up-regulation of specific inflammatory mediators in both obesity and OSAS.
Conclusions:
- Obesity and OSAS in children can significantly contribute to systemic inflammation.
- The combined effect of obesity and OSAS may exacerbate inflammatory responses and related health complications.
- Further research into these inflammatory pathways is crucial for understanding and managing these conditions.
Abstract:
Obesity has emerged as one of the most prevalent diseases in the western hemisphere, and its prevalence continues to increase. Obese children are at increased risk for several disorders, particularly affecting the cardiovascular and metabolic systems. The mechanisms leading to obesity-related morbidities are likely multifactorial, and include activation of inflammatory pathways ultimately leading to end-organ injury. Furthermore, the concurrent presence of obesity and other diseases facilitated by increased fat deposition poses a theoretical risk of accentuating obesity-related complications. One of the conditions whose prevalence is increased by obesity in childhood is the obstructive sleep apnea syndrome (OSAS). OSAS in non-obese children may lead to co-morbidities that are not only remarkably similar to those associated with obesity but recruit similar inflammatory mechanisms as those activated by obesity, suggesting that the two disorders may amplify each other and synergistically augment the magnitude of their respective adverse consequences. The objective of this review is to critically review the effects of both obesity and OSAS in inducing systemic inflammation in children and will examine the latest evidence pertaining to the up-regulation of specific inflammatory mediators.
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