Impact of Prophylaxis on Bone Mineral Metabolism in Children With Hemophilia

Journal of Pediatric Hematology/oncology
Vildan CulhaNamik Y Özbek

Abstract

In this study, we aimed to investigate changes in calcium (Ca) metabolism in hemophilia patients (PWH). We also aimed to investigate the importance of diagnosis and treatment of factors impairing calcium metabolism and the significance of early diagnosis and prophylaxis with respect to these subjects. For all patients, serum calcium, phosphorus, alkaline phosphatase, 25 hydroxy vitamin D (25-OHD), parathormone (PTH), and calcitonin levels were evaluated. Bone mineral density (BMD) was assessed by dual-energy x-ray absorptiometry. Low BMD scores and 25-OHD deficiency were observed in 29 (74.4%) and 34 (87.2%) patients, respectively. Prophylaxis of PWH did not differ significantly in terms of 25-OHD levels and BMD scores. Patients in the prophylaxis group had significantly higher PTH levels (P=0.042). A negative correlation was found between PTH measurements and Z-score (P=0.008). In summary, our findings, with a small number of PWH in our study group, suggest that biochemical markers of bone turnover may be used to detect bone loss. Follow-up through annual BMD measurements coupled with appropriate exercise programs could be recommended.

References

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Citations

Aug 14, 2021·Journal of Clinical Densitometry : the Official Journal of the International Society for Clinical Densitometry·Helen PergantouArtemis Doulgeraki

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