Background: Bisphosphonates are commonly used as an adjuvant in the management of acute Charcot neuroarthropathy (CNA), although the clinical efficacy of the treatment is controversial. The aim of the present study is to investigate the effect of immobilization and zoledronic acid on bone mineral density (BMD) changes during the treatment of acute CNA.
Methods: Thirty-five patients with acute midfoot CNA were randomly assigned to treatment with either zolendronic acid or placebo. BMD of the lumbar spine and both hips was measured at baseline and after six months of treatment.
Results: Comparison between BMD at presentation and at 6 months demonstrated a significant fall in BMD in the placebo group at the CNA-affected femoral neck (-3.2%, p=0.016) and in the CNA-free hip (-1.2%, p=0.026). Conversely, a significant rise in BMD was observed in the zolendronic acid group at all measured areas of the CNA-free hip.
Discussion And Conclusions: Immobilization and off-loading does not lead to marked disuse osteoporosis in patients with acute CNA after 6 months of treatment. Treatment with zoledronic acid led to a statistically significant increase in hip BMD compared to placebo.
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http://dx.doi.org/10.1016/j.fas.2012.12.007 | DOI Listing |
N Engl J Med
January 2025
From the Department of Medicine, University of Auckland, Auckland, New Zealand (M.J.B., Z.N., A.M., C.G., V.P., B.M., A.G., I.R.R., G.G., A.H.); the Department of Psychology, Stanford University, Stanford, CA (C.G.); and the Department of Radiology, Starship Hospital, Auckland, New Zealand (S.B.).
Background: Zoledronate prevents fractures in older women when administered every 12 to 18 months, but its effects on bone density and bone turnover persist beyond 5 years. Whether infrequent zoledronate administration would prevent vertebral fractures in early postmenopausal women is unknown.
Methods: We conducted a 10-year, prospective, double-blind, randomized, placebo-controlled trial involving early postmenopausal women (50 to 60 years of age) with bone mineral density T scores lower than 0 and higher than -2.
PLoS One
January 2025
Department of Biochemistry, Memorial University of Newfoundland, St. John's, Newfoundland and Labrador, Canada.
Geranylgeranyl pyrophosphate synthase (GGPPS), a key enzyme in protein prenylation, plays a critical role in cellular signal transduction and is a promising target for cancer therapy. However, the enzyme's native hexameric quaternary structure presents challenges for crystallographic studies. The primary objective of this study was to engineer dimeric forms of human GGPPS to facilitate high-resolution crystallographic analysis of its ligand binding interactions.
View Article and Find Full Text PDFRev Med Suisse
January 2025
Centre interdisciplinaire des maladies osseuses, Département de l'appareil locomoteur, Centre hospitalier universitaire vaudois, 1011 Lausanne.
The epidemiology of femoral fractures is changing, with more femoral shaft fractures linked to high-risk physical exercise by an older population. Vitamin D given during pregnancy for the mother's health could benefit the child. Zoledronic acid is the most effective bisphosphonate.
View Article and Find Full Text PDFEye (Lond)
January 2025
College of pharmacy, Changsha Medical University, Changsha, China.
Background: Uveitis is a rare ocular adverse reaction of zoledronic acid, the specific clinical features are not clarified. This study was to investigate the clinical features of zoledronic acid-induced uveitis and provide reference for rational use of zoledronic acid.
Methods: We collected clinical data on zoledronic acid-induced uveitis for retrospective analysis by searching Chinese and English data up to October 31, 2024.
Calcif Tissue Int
January 2025
Department of Pharmacology, Tokyo Dental College, 2-9-18, Kandamisaki-cho, Chiyoda-ku, Tokyo, 101-0061, Japan.
Hypophosphatasia (HPP) is a congenital bone disease caused by tissue-nonspecific mutations in the alkaline phosphatase gene. It is classified into six types: severe perinatal, benign prenatal, infantile, pediatric, adult, and odonto. HPP with femoral hypoplasia on fetal ultrasonography, seizures, or early loss of primary teeth can be easily diagnosed.
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