نتایج جستجو برای: lumbar spine radiography

تعداد نتایج: 95451  

Background and purpose: Image quality together with low patient dose is two important goals in radiography procedures. Acquire radiographic images with inadequate quality give rise to uselessly patient dose, improper diagnosis, waste the cost and impose the biological effect to the patients. In this study image quality was evaluated for most common radiographic procedures based on indentified i...

2011
Hack-Lyoung Kim In Young Park Jin Man Choi Se-Min Hwang Hyo Sang Kim Jae-Sung Lim Min Kim Min-Jeong Son

This study was conducted to assess the relationship between estimated glomerular filtration rate (eGFR) and bone mineral density (BMD) in Korean postmenopausal women with mild renal dysfunction. A total of 328 postmenopausal women who underwent BMD measurement during health check-up was investigated. BMD was measured in lumbar spine (L1-L4), femoral neck, total proximal femur and femoral trocha...

2018
Feng Zhang Kai Zhang Hai-Jun Tian Ai-Min Wu Xiao-Fei Cheng Tang-Jun Zhou Jie Zhao

BACKGROUND To investigate the distribution and characteristics of the lumbar intervertebral disc height (IDH) in asymptomatic Asian population and to determine whether the lumbar IDH is related to the lumbar spine sagittal alignment. METHODS A cohort of 169 cases of asymptomatic volunteers was enrolled from January 2014 to July 2016. All participants underwent magnetic resonance imaging of th...

Background: Dose assessment using proper dosimeters is especially important in radiation protection optimization and imaging justification in diagnostic radiology.Objective: The aim of this study is to obtain the Entrance Skin Dose (ESD) of patients undergoing lumbar spine imaging using two thermoluminescence dosimeters TLD-100 (LiF: Mg, Ti) and GR-200 (LiF: Mg, Cu, P) and also to obtain the ab...

Abstract Introduction and aim: Studies has shown that increases bone mineral density (BMD) loss after menopause in women; On the other hand, physical activity is an important factor in preventing osteoporosis and fractures associated with it. The aim of this study was to determine the effects of 6 months low-load very high-repetition resistance training (body pump) on BMD­ and balance in postme...

Journal: :Iranian journal of kidney diseases 2013
Hye In Kim Won Suk An

INTRODUCTION Low fetuin-A and vitamin D and high monounsaturated fatty acid (MUFA) contents are associated with vascular calcification (VC) in dialysis patients. We aimed to demonstrate the difference in fetuin-A, vitamin D, MUFA, and VC on plain radiography between patients on hemodialysis and peritoneal dialysis (PD). MATERIALS AND METHODS We recruited 31 hemodialysis and 30 PD patients. We...

Journal: :medical journal of islamic republic of iran 0
fariborz samini department of neurosurgery, ghaem medical center,mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) gholamreza bahadorkhan mashhad medical university, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) mohammad reza ehsaei mashhad medical university, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) hamed kheradmand mashhad medical university, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences)

abstract   background: far lateral discal herniation is an uncommon disorder and is difficult to assess by physical examination alone. this study is designed to define clinical and epidemiological findings and to establish the indications of surgical and medical treatment for flldh.   methods: between 2000 and 2005, a total of 2035 patients with lumbar disc herniation underwent surgical discect...

Journal: :CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne 1997
I G Stiell G A Wells K Vandemheen A Laupacis R Brison M A Eisenhauer G H Greenberg I MacPhail R D McKnight M Reardon R Verbeek J Worthington H Lesiuk

OBJECTIVE To, assess the emergency department use of cervical spine radiography for alert, stable adult trauma patients in terms of utilization, yield for injury and variation in practices among hospitals and physicians. DESIGN Retrospective survey of health records. SETTING Emergency departments of 6 teaching and 2 community hospitals in Ontario and British Columbia. PATIENTS Consecutive...

Journal: :گوارش 0
j mikaeli h goharifar f shahram r rabbani as modirzadeh zn hatmi

background: osteoporosis is a preventable and treatable disorder, reported with higher prevalence patients with ulcerative colitis but their relationship is controversial. osteoporosis in these patients may be attributes to corticosteroid use, malnutrition and reduced intake of calcium and vitamin d, lower levels of sex hormones, chronic inflammation and inflammatory cytokines. the aim of study...

Journal: :Spine 2004
David A Bomback Jonathan N Grauer Roberto Lugo Nancy Troiano Tushar Ch Patel Gary E Friedlaender

STUDY DESIGN Posterolateral lumbar spine fusions in athymic rats. OBJECTIVES To compare spine fusion rates of two different osteoinductive products. SUMMARY OF BACKGROUND DATA Many osteoinductive bone graft alternatives are available. Grafton (a demineralized bone matrix [DBM]) and Osteogenic Protein-1 (OP-1, an individual recombinant bone morphogenetic protein) are two such alternatives. T...

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