نتایج جستجو برای: dxa

تعداد نتایج: 2855  

Journal: :Nephrology Dialysis Transplantation 2023

Abstract Background and Aims Mineral bone disease (BMD) is one of the common complications advanced chronic kidney (CKD). Fracture risk could be predicted by densitometry using dual-energy X-ray absorptiometry (DXA) quantitative computed tomography (QCT). This study aims to evaluate effectiveness imaging techniques in diagnosing BMD CKD patients healthy subjects. Method We performed control cro...

Journal: :Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 1999
M W Taal M J Cassidy D Pearson D Green T Masud

BACKGROUND Reduced bone mineral density (BMD) is associated with renal osteodystrophy and osteoporosis in end-stage renal failure patients. Dual-energy X-ray absorptiometry (DXA) is the standard non-invasive method to assess BMD, but is not always widely available. Quantitative heel ultrasound (QUS) is a mobile, relatively inexpensive, easy to perform and radiation-free method which can predict...

Journal: :Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 2014
Barbara C Silva William D Leslie Heinrich Resch Olivier Lamy Olga Lesnyak Neil Binkley Eugene V McCloskey John A Kanis John P Bilezikian

The trabecular bone score (TBS) is a gray-level textural metric that can be extracted from the two-dimensional lumbar spine dual-energy X-ray absorptiometry (DXA) image. TBS is related to bone microarchitecture and provides skeletal information that is not captured from the standard bone mineral density (BMD) measurement. Based on experimental variograms of the projected DXA image, TBS has the ...

2013
Alberto Argentiero Cosimo Neglia Angelo Peluso Salvatore di Rosa Antonio Ferrarese Gianluca Di Tanna Vincenzo Caiaffa Marco Benvenuto Alexandru Cozma Giovanna Chitano Nadia Agnello Daniele Paladini Nicola Baldi Alessandro Distante Prisco Piscitelli

BACKGROUND Osteoporosis is a leading cause of morbidity in patients affected by β-thalassemia major or intermediate; we aimed to assess the association between demineralization observed in young thalassemic patients. METHODS A total of 88 patients with β-thalassemia were recruited at Microcitemia Center of Taranto Hospital under the Prevention Osteoporosis and Fractures research project from ...

2012
Masae Miyatani Pearl Yang Scott Thomas B. Catharine Craven Paul Oh

We aimed to compare the level of agreement between leg-to-leg bioelectrical impedance analysis (LBIA) and dual-energy X-ray absorptiometry (DXA) for assessing changes in body composition following exercise intervention among individuals with Type 2 diabetes mellitus (T2DM). Forty-four adults with T2DM, age 53.2 ± 9.1 years; BMI 30.8 ± 5.9 kg/m(2) participated in a 6-month exercise program with ...

Journal: :The British journal of nutrition 2009
Andrew S Jackson Kenneth J Ellis Brian K McFarlin Mary H Sailors Molly S Bray

The BMI cut-score used to define overweight and obesity was derived primarily using data from Caucasian men and women. The present study evaluated the racial/ethnic bias of BMI to estimate the adiposity of young men and women (aged 17-35 years) using dual-energy X-ray absorptiometry (DXA) determination of percentage body fat (DXA-BF%) as the referent standard. The samples were 806 women and 509...

2012
Yvonne Haba Ralf Skripitz Tobias Lindner Martin Köckerling Andreas Fritsche Wolfram Mittelmeier Rainer Bader

The bone mineral density (BMD) of retrieved cancellous bone samples is compared to the BMD measured in vivo in the respective osteoarthritic patients. Furthermore, mechanical properties, in terms of structural modulus (E(s)) and ultimate compression strength (σ(max)) of the bone samples, are correlated to BMD data. Human femoral heads were retrieved from 13 osteoarthritic patients undergoing to...

2012
Abdellah El Maghraoui

Osteoporosis is a metabolic bone disorder characterized by low bone mass and microarchitectural deterioration, with a subsequent increase in bone fragility and susceptibility to fracture. Dual-energy x-ray absorptiometry (DXA) is recognized as the reference method to measure bone mineral density (BMD) with acceptable accuracy errors and good precision and reproducibility(Blake and Fogelman 2007...

2012
Humaid O Al-Shamsi Arthur N Lau Kartika Malik Abdulaziz Alamri George Ioannidis Tom Corbett J D Adachi Alexandra Papaioannou

Introduction. ADT is used in the management of locally advanced and metastatic disease. The detrimental effect of ADT on bone density is well documented. This study assesses care gaps in screening, prevention and treatment of osteoporosis among prostate cancer patients. Methods. We conducted a retrospective cohort study for patients diagnosed with non-metastatic prostate cancer on ADT. Charts f...

Journal: :Medicine and science in sports and exercise 2010
Daniel P O'Connor Molly S Bray Brian K McFarlin Mary H Sailors Kenneth J Ellis Andrew S Jackson

PURPOSE Popular generalized equations for estimating percent body fat (BF%) developed with cross-sectional data are biased when applied to racially/ethnically diverse populations. We developed accurate anthropometric models to estimate dual-energy x-ray absorptiometry BF% (DXA-BF%) that can be generalized to ethnically diverse young adults in both cross-sectional and longitudinal field settings...

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