Objectives: This study was conducted to assess bone mineral density (BMD) and bone mineral content (BMC) of patients with hemoglobin H (HbH) disease.
Methods: BMD and BMC were measured by dual energy X-ray absorptiometry of the lumbar spines and femur neck in 21 patients with Hb H disease over the age of 10 years. An association of BMD with sex, age, hemoglobin, calcium, phosphorus, and serum ferritin level was also evaluated.
Results: Prevalence of BMD below the expected range for age in the lumbar spine and femur neck region in patients with HbH disease were 33.3 and 14.3 %, respectively. Lumbar BMD was significantly lower in the patients compared to healthy individuals (median (min-max) 0.725 (0.595-0.924) vs. 1.061 (0.645-1.238), P < 0.001)). There was no significant relationship between BMD in the lumbar and femur neck with any of the evaluated variables (P value >0.05).
Conclusion: Data regarding bone density in HbH disease is limited; osteoporosis as a common complication of β-thalassemia intermedia syndrome should be considered even in HbH which shows its prevalence is less than β-thalassemia intermedia.
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http://dx.doi.org/10.1007/s00277-016-2708-9 | DOI Listing |
Arch Osteoporos
January 2025
Division of Endocrinology & Metabolism, Department of Internal Medicine, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
Unlabelled: This study compared denosumab and zoledronic acid for treating osteoporosis in drug-naïve postmenopausal Korean women. Over 3 years, both drugs significantly increased bone mineral density. However, denosumab also improved fat-free mass, suggesting it may be a better initial treatment for osteoporosis with low muscle mass, assuming all other conditions remain constant.
View Article and Find Full Text PDFJ Endocrinol Invest
January 2025
Department of Biomedical Sciences, Humanitas University, Pieve Emanuele (MI), Via Rita Levi Montalcini 4, Milan, Italy.
Purpose: The real-world effectiveness of switching from denosumab to romosozumab remains controversial. Sequential therapy with romosozumab was shown to be associated with inadequate suppression of bone resorption and there was anecdotal evidence of major osteoporotic fractures (MOFs) after transitioning from denosumab to romosozumab. This study evaluated the effects on bone resorption of early romosozumab administration 3 months after denosumab withdrawal in fractured women with post-menopausal osteoporosis.
View Article and Find Full Text PDFHemodial Int
January 2025
DaVita Patient Safety Organization, Denver, Colorado, USA.
Introduction: Chronic kidney disease-mineral and bone disorder (CKD-MBD), is a common syndrome in end stage kidney disease (ESKD) patients, is marked by dysregulation of electrolytes and hormones, including calcium, phosphorus and parathyroid hormone (PTH). Calcimemetics are a cornerstone of PTH lowering therapy; cinacalcet, an oral calcimemetic, is the most used and typically prescribed as a daily administration, thus contributing to the high total pill burden of this population. Recent clinical trials have provided evidence that administration of cinacalcet at the dialysis unit three times a week might be a safe and effective treatment option.
View Article and Find Full Text PDFOrthop Surg
January 2025
Department of Orthopedic Surgery and Orthopedic Research Institute, West China Hospital, Sichuan University, Chengdu, China.
Objective: Pedicle screw loosening is one of the common complications in elderly patients undergoing transforaminal lumbar interbody fusion (TLIF) for lumbar spine disease. Malnutrition, prevalent among elderly patients, has been shown to be associated with increased complications. The Geriatric Nutritional Risk Index (GNRI) serves as a simple indicator of nutritional status.
View Article and Find Full Text PDFJ Craniofac Surg
January 2025
Department of Histology and Embryology, Erciyes University, School of Medicine, Kayseri, Türkiye.
Although scaffold materials serve as effective bone substitutes for mandibular reconstruction, their high resorption and biodegradation rates decrease the success of the therapeutic effect. This study aims to explore the bone regenerative potential of bovine-derived osteoid matrix xenografts coupled with cell-free treatments. The study was conducted as a randomized in vivo experiment to repair critical-sized defects in rabbit mandibles.
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