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345篇 您的检索式:作者名="Astor"
    题名 作者 年代 出处 被引量
1Prevalence of chronic kidney disease and decreased kidney function in the adult US population: Third national health and nutrition examination survey显示文摘Josef Coresh Brad C. Astor Tom Greene Garabed Eknoyan Andrew S. Levey 2003American Journal of Kidney Diseases2003,,1:4
2隧道纵向消防通风的对数理论显示文摘文章介绍了一种新的隧道防火通风理论。与目前通用理论不同的是,该模型没有从Froude相似准则出发,而是通过对基本热流体动力学方程组的简化、分析,揭示了火源放热率与隧道通风速度和隧道高度之间的逻辑关系,提出了以火势为特征的隧道火灾通风理论;依据这一理论,隧道通风临界速度为火势的对数函数,进而解释了大型隧道火灾中临界速度与火源放热率无关这一重要实验现象;利用新的火势概念,该理论给出了定量的火灾分类准则,并从数学上描述了各类火灾的物理特征;与现有实验数据比较,新理论无需任何实验修正,在所有火源放热率范围内成功地预测了隧道通风临界速度,从理论上克服了现有模型中临界速度随放热率无限增大的问题。由于新理论的二维性质,隧道侧壁面对防火通风的影响仍需进一步研究。郭晓平 张启晖 徐书林 Simone Eandi Giuseppe Astore Piergiorgio Grasso 2013现代隧道技术2013,50,2:4
3Histopathological characteristics and causes of kidney graft failure in the current era of immunosuppression显示文摘BACKGROUND The histopathological findings on the failing kidney allograft in the modern era is not well studied. In this study, we present our experience working with kidney transplant recipients with graft failure within one year of the biopsy.AIM To report the histopathological characteristics of failed kidney allografts in the current era of immunosuppression based on the time after transplant, cause of the end-stage renal disease and induction immunosuppressive medications.METHODS In a single-center observational study, we characterized the histopathological findings of allograft biopsies in kidney transplant recipients with graft failure within one year after the biopsy.RESULTS We identified 329 patients with graft failure that met the selection criteria between January 1, 2006 and December 31, 2016. The three most common biopsy findings were interstitial fibrosis and tubular atrophy(IFTA, 53%), acute rejection (AR, 43%) and transplant glomerulopathy(TG, 33%). Similarly, the three most common causes of graft failure based on the primary diagnosis were AR(40%),TG(17%), and IFTA(13%). Most grafts failed within two years of post-transplant(36%). Subsequently, approximately 10%-15% of grafts failed every two years: >2-4 years(16%), > 4-6 years(13%), > 6-8 years(11%), > 8-10 years(9%) and > 10 years(16%). AR was the most common cause of graft failure in the first six years(48%), whereas TG was the most prevalent cause of graft failure after 6 years(32%) of transplant.CONCLUSION In the current era of immunosuppression, AR is still the most common cause of early graft failure, while TG is the most prevalent cause of late graft failure.Sandesh Parajuli Fahad Aziz Neetika Garg Sarah E Panzer Emily Joachim Brenda Muth Maha Mohamed Justin Blazel Weixiong Zhong Brad C Astor Didier A Mandelbrot Arjang Djamali 2019World Journal of Transplantation2019,9,6:2
4肾功能和贫血是冠心病及其死亡率的危险因素:社区动脉粥样硬化风险(ARIC)研究显示文摘Background: Kidney failure causes anemia and is associated with a very high risk of coronary heart disease(CHD). Mildly to moderately decreased kidney function is far more common and also is associated with an elevated prevalence of anemia and CHD risk. Recent data suggest an even higher risk of CHD when both conditions are present. Methods: We investigated the association of kidney dysfunction and anemia with CHD events(fatal or nonfatal CHD or coronary revascularization procedures) and CHD and all- cause mortality over 12 years of follow- up in 14 971 adults aged 45 to 64 years in the ARIC Study. Glomerular filtration rate(GFR) was estimated from calibrated serum creatinine using the MDRD Study equation(< 30 mL/min per 1.73 m2 excluded, n=32). Anemia was defined as hemoglobin level<13.5 g/dL in men(648/6746, 9.6% ) and< 12 g/dL in women(1049/8225, 12.8% ). Results: The prevalence of anemia was progressively higher at lower estimated GFR< 75 mL/min per 1.73 m2(both P< .001) for both men and women. A total of 1635(10.9% ) participants had a CHD event, 360(2.4% ) died of CHD, and 1722(11.5% ) died of any cause during follow- up. After adjustment for known risk factors, including diabetes, lipid levels, blood pressure, and use of antihypertensive medication, decreased kidney function was associated with a higher risk of recurrent CHD events and mortality from CHD and all causes. These associations were significantly stronger among participants with anemia. The adjusted relative hazards of all- cause mortality associated with moderately decreased versus normal kidney function(GFR 30- 59 vs ≥ 90 mL/min per 1.73 m2) were 1.7(95% CI 1.3- 2.2) in the absence of anemia and 3.5(95% CI 2.4- 5.1) in the presence of anemia(P interaction=.001) . Conclusions: The combination of moderately decreased kidney function and anemia is associated with an increased risk of CHD events and mortality, emphasizing the need to identify individuals with these conditions and evaluate interventions to treat anemia and slow the progression of chronic kidney disease.Astor B.C. Coresh J. Heiss G. 赵君 2006世界核心医学期刊文摘(心脏病学分册)2006,2,6:2
5Risk Implications of the New CKD Epidemiology Collaboration (CKD-EPI) Equation Compared With the MDRD Study Equation for Estimated GFR: The Atherosclerosis Risk in Communities (ARIC) Study显示文摘Kunihiro Matsushita Elizabeth Selvin Lori D. Bash Brad C. Astor Josef Coresh 2010American Journal of Kidney Diseases2010,,4:2
6Chronic Kidney Disease Is Associated With the Incidence of Atrial Fibrillation: The Atherosclerosis Risk in Communities (ARIC) Study显示文摘Alvaro Alonso Faye L. Lopez Kunihiro Matsushita Laura R. Loehr Sunil K. Agarwal Lin Y. Chen Elsayed Z. Soliman Brad C. Astor Josef Coresh 2011Circulation2011,,25:2
7Increased risk of type 2 diabetes from a family history of coronary heart disease and type 2 diabetes显示文摘Yeung EH Pankow JS Astor BC 2007Diabetes Care2007,30,1:1
8Prevalence of chronic kidney disease and decreased kidney function in the adult US population:Third National Health and Nutrition Examination Survey显示文摘Coresh J Astor BC Greene T 2003Am J Kidney Dis2003,41,11:1
9Prevalence of chronic kidney disease and decreased kidney function in the adult US population:Third national health and nutrition examination survey 显示文摘Coresh J Astor BC Greene T 2003Am J Kidney Dis2003,41,1:1
10Urine protein to creatinine ratio is a reliable measure of proteinuria in lupus nephritis显示文摘Christopher-Stine L Petri M Astor BC 2004J Rheumatol2004,31,8:1
11Type of vascular access and survival amongincident hemodialysis patients:the choices for healthy outcomes in caring for ESRD (CHOICE) study显示文摘Astor BC Eustace JA Powe NR 0,,05:1
12Natural course of positional down-beating nystagmus of peripheral origin显示文摘Cambi J Astore S Mandala M 2013J Neurol2013,260,6:1
13Associ- ation of estimated glomerular filtration rate and albuminu- ria with all-cause and cardiovascular mortality in general population cohorts: a collaborative meta-analysis 显示文摘Matsushita K van tier Velde M Astor BC 2010Lancet2010,375,9731:1
14International comparison of the relationship of chronic kidney disease prevalence and ESRD risk 显示文摘Hallan SI Coresh J Astor BC 2006J Am Soc Nephrol2006,17,:1
15Evidence for inceased cardiovascular disease risk in patidnts with chronic kidney disease显示文摘Coresh J Astor B Sarnak MJ 2004Curr Opin Nephrol Hypertens2004,13,:1
16Association of estimated glomerular filtration rate and albuminuria with all-cause and cardiovascular mortality in general population cohorts: a collaborative recta- analysis显示文摘Matsushita K van der Velde M Astor BC 2010Lancet2010,375,9731:1
17Prevalence of chronic kidney dis- ease and decreased kidney function in the adult US population:third national health and nutrition examination survey 显示文摘Coresh J Astor BC Greene T 2003Am J Kidney Dis2003,41,1:1
18Association of estimated glomerular filtration rate and albuminuria with all cause and cardiovascular mortality in general population cohorts: a collaborative meta-analysis显示文摘Matsushita K van der Velde M Astor B C 2010Lancet2010,375,9731:1
19Carotid plaque neovas- cularization and hemorrhage detected by MR imaging are asso- ciated with recent cerebrovascular ischemic events 显示文摘Qiao Y Etesami M Astor BC 2012AJNR2012,33,4:1
20Prevalence of chronic Kidney Disease and decreased kidney function in the adult US population:Third National Health and Nutrition Examination Surrey显示文摘Coresh J Astor B C Greene T 2003Am J Kidney Dis2003,41,1:1
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