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Published on: December 7, 2019
Inflammatory cytokines and growth in childhood
Maria L Marcovecchio1, Angelika Mohn, Francesco Chiarelli
1Department of Paediatrics, University of Chieti, Chieti, Italy.
Insights
Growth disorders in children with chronic inflammatory diseases are linked to inflammatory cytokines. New biologic drugs targeting these cytokines show promise for improving growth in pediatric patients.
Area of Science:
- Pediatric Endocrinology
- Immunology
- Rheumatology
Background:
- Growth disorders are prevalent in children with chronic inflammatory diseases like inflammatory bowel disease and juvenile idiopathic arthritis.
- Factors contributing to growth failure include poor nutrition, immobilization, medications, and disease severity.
Purpose of the Study:
- To provide an updated review on growth disorders in pediatric chronic inflammatory diseases.
- To emphasize the role of inflammatory cytokines in mediating growth impairment.
Main Methods:
- Review of current scientific literature on growth disorders and inflammatory cytokines.
- Analysis of recent studies on the impact of inflammatory cytokines on growth velocity and body composition.
Main Results:
- Inflammatory cytokines, such as tumor necrosis factor-α and interleukin-6, are key mediators of growth failure.
- Recent studies confirm a direct association between elevated cytokine levels and reduced growth.
- New biologic therapies demonstrate efficacy in controlling disease activity and improving growth outcomes.
Conclusions:
- Growth retardation is a significant challenge in pediatric chronic inflammatory diseases, with proinflammatory cytokines playing a central role.
- Targeting inflammatory cytokines with novel therapies shows promise for enhancing growth.
- Further research is needed to define cytokine profiles and optimize treatment strategies for affected children.
Purpose Of Review:
In this review we report an update on the current knowledge on growth disorders in children with chronic inflammatory diseases, mainly inflammatory bowel disease and juvenile idiopathic arthritis, with a particular focus on the role of inflammatory cytokines as mediators of growth impairment.
Recent Findings:
Growth disorders are common among patients with inflammatory diseases. Several factors can contribute to growth failure: poor nutrition, immobilization, drugs, disease activity, duration and severity. There is extensive evidence suggesting that inflammatory cytokines are key players in mediating growth failure. Recent studies have confirmed a direct association between levels of inflammatory cytokines, such as tumour necrosis factor-α and interleukin-6, and reduced growth velocity, as well as impaired body composition. Recent studies have also highlighted the beneficial effect of new drugs, such biologics, not only in controlling disease activity, but also in improving growth.
Summary:
Growth retardation remains a major problem in patients with chronic inflammatory diseases, and proinflammatory cytokines are key players in this context. New drugs, specifically targeting inflammatory cytokines appear to be promising for their effect on growth. Further studies are required to better characterize the cytokine profile in children with inflammatory disease and help in developing effective treatment strategies.
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