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Bone mineral density deficits in pediatric patients treated for sarcoma
Sue C Kaste1, Hyunah Ahn, Tiebin Liu
1Department of Radiological Sciences, St. Jude Children's Research Hospital, Memphis, Tennessee, USA. sue.kaste@stjude.org
Pediatric Blood & Cancer
|June 16, 2007
Summary
Pediatric sarcoma survivors face bone density loss, particularly those diagnosed younger or receiving higher cyclophosphamide doses. Further research is needed to understand and mitigate these risks in cancer survivors.
Area of Science:
- Pediatric Oncology
- Bone Metabolism
- Cancer Survivorship
Background:
- Children treated for sarcoma are susceptible to bone mineral density (BMD) deficits.
- Investigating risk factors for BMD deficits in pediatric sarcoma patients is crucial for long-term health.
Purpose of the Study:
- To identify and assess the severity of risk factors associated with bone mineral density deficits in pediatric sarcoma survivors.
- To analyze the relationship between treatment variables and other potential risk factors and BMD.
Main Methods:
- Retrospective analysis of 99 pediatric sarcoma patients who completed therapy at least 1 year prior.
- Utilized signed-rank test and logistic regression to evaluate treatment variables and risk factors against BMD measured by quantitative computed tomography (QCT).
Main Results:
- Younger age at diagnosis (P = 0.044) and higher cumulative cyclophosphamide dose (P = 0.007) significantly increased the risk of BMD deficit.
- Patients with lower extremity primary disease showed a significantly lower risk of BMD deficits.
- No association was found between BMD and body habitus, primary disease type, lifestyle, or endocrinopathy.
Conclusions:
- A significant subset of sarcoma survivors are at risk for BMD deficits.
- Prospective studies are warranted to verify these findings and refine the understanding of contributing risk factors for BMD deficits.
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