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201篇 您的检索式:作者名="Luc S"
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1Tenofovir vs lamivudine plus adefovir in chronic hepatitis B:TENOSIMP-B study显示文摘AIM To demonstrate the non-inferiority(15% non-inferiority limit) of monotherapy with tenofovir disoproxil fumarate(TDF) vs the combination of lamivudine(LAM) plus adefovir dipivoxil(ADV) in the maintenance of virologic response in patients with chronic hepatitis B(CHB) and prior failure with LAM.METHODS This study was a Phase IV prospective, randomized, open, controlled study with 2 parallel groups(TDF and LAM+ADV) of adult patients with hepatitis B e antigen(HBe Ag)-negative CHB, prior failure with LAM, on treatment with LAM+ADV for at least 6 mo, without prior resistance to ADV and with an undetectable viral load at the start of the study, in 14 Spanish hospitals. The follow-up time for each patient was 48 wk after randomization, with quarterly visits in which the viral load, biochemical and serological parameters, adverse effects, adherence to treatment and consumption of hospital resources were analysed.RESULTS Forty-six patients were evaluated [median age: 55.4 years(30.2-75.2); 84.8% male], including 22 patients with TDF and 24 with LAM+ADV. During study development, hepatitis B virus DNA(HBV-DNA) remained undetectable, all patients remained HBe Ag negative, and hepatitis B surface antigen(HBs Ag) positive. Alanine aminotransferase(ALT) values at the end of the study were similar in the 2 groups(25.1± 7.65, TDF vs 24.22 ± 8.38, LAM+ADV, P = 0.646). No significant changes were observed in creatinine or serum phosphorus values in either group. No significant differences between the 2 groups were noted in the identification of adverse effects(AEs)(53.8%, TDF vs 37.5%, LAM+ADV, P = 0.170), and none of the AEs which occurred were serious. Treatment adherence was 95.5% and 83.3% in the TDF and the LAM+ADV groups, respectively(P = 0.488). The costs associated with hospital resource consumption were significantly lower with the TDF treatment than the LAM+ADV treatment(€4943 ± 1059 vs €5811 ± 1538, respectively, P < 0.001).CONCLUSION TDF monotherapy proved to be safe and not inferior to the LAM+ADV combination therapy in maintaining virologic response in patients with CHB and previous LAM failure. In addition, the use of TDF generated a significant savings in hospital costs.Manuel Rodríguez Juan Manuel Pascasio Enrique Fraga Javier Fuentes Martín Prieto Gloria Sánchez-Antolín Jose Luis Calleja Esther Molina María Luisa García-Buey María Angeles Blanco Javier Salmerón María Lucía Bonet Jose Antonio Pons Jose Manuel González Miguel Angel Casado Francisco Jorquera 2017World Journal of Gastroenterology2017,23,41:16
2Bleeding risk assessment in elderly patients with acute coronary syndrome显示文摘Nowadays,elderly people represent a growing population segment with a well known increased risk of both ischemic and bleeding events.Current acute coronary syndrome guidelines,strongly recommend dual antiplatelet therapy(DAPT)with few specific references for aged patients due to lack of evidence.Patients aged>75 years are misrepresented in the classic derivation trials cohorts.Strategies to reduce the bleeding risk in this group of patients are urgently needed for the daily clinical practice.Identify the specific age related bleeding risk factors and the importance of an integral geriatric assessment remains challenging.Some of the available in-hospital and out-hospital bleeding risk scores have shown a lower to moderate predictive ability in older patients and no specific tools are developed in elderly population.The importance of an appropriate vascular access choice,type and duration of antiplatelet drugs is crucial to reduce the bleeding risk.Increase radial approaches and short DAPT duration leads to reduce hemorrhages.One interesting subgroup of patients is those who need chronic anticoagulation therapy after percutaneous coronary intervention,due to their very high risk of bleeding.New alternatives as dual therapy with oral anticoagulation and only one antiplatlet drug should be considered.In current review,we evaluate the available evidence about bleeding risk in elderly.Lucía Riobóo-Lestón Sergio Raposeiras-Roubin Emad Abu-Assi Andrés I?iguez-Romo 2019Journal of Geriatric Cardiology2019,16,2:6
3Beta-blocker therapy in elderly patients with renal dysfunction and heart failure显示文摘OBJECTIVE To assess the role of beta-blockers(BB)in patients with chronic kidney disease(CKD)aged≥75 years.METHODS AND RESULTS From January 2008 to July 2014,we included 390 consecutive patients≥75 years of age with ejection fraction≤35%and glomerular filtration rate(GFR)≤60 m L/min per 1.73 m^2.We analyzed the relationship between treatment with BB and mortality or cardiovascular events.The mean age of our population was 82.6±4.1 years.Mean ejection fraction was 27.9%±6.5%.GFR was 60-45 m L/min per 1.73 m^2 in 50.3%of patients,45-30 m L/min per 1.73 m^2 in 37.4%,and<30 m L/min per 1.73 m^2 in 12.3%.At the conclusion of follow-up,67.4%of patients were receiving BB.The median follow-up was28.04(IR:19.41-36.67)months.During the study period,211 patients(54.1%)died and 257(65.9%)had a major cardiovascular event(death or hospitalization for heart failure).BB use was significantly associated with a reduced risk of death(HR=0.51,95%CI:0.35-0.74;P<0.001).Patients receiving BB consistently showed a reduced risk of death across the different stages of CKD:stage IIIa(GFR=30-45 m L/min per 1.73 m^2;HR=0.47,95%CI:0.26-0.86,P<0.0001),stage IIIb(GFR 30-45 m L/min per 1.73 m^2;HR=0.55,95%CI:0.26-1.06,P=0.007),and stages IV and V(GFR<30 m L/min per 1.73 m~2;HR=0.29,95%CI:0.11-0.76;P=0.047).CONCLUSIONS The use of BB in elderly patients with HFr EF and renal impairment was associated with a better prognosis.Use of BB should be encouraged when possible.Juan Martínez-Milla Marcelino Cortés García Julia Anna Palfy Mikel Taibo Urquía Marta López Castillo Ana Devesa Arbiol Ana Lucía Rivero Monteagudo María Luisa Martín Mariscal Inés Jiménez-Varas Sem Briongos Figuero Juan Antonio Franco-Pelaéz JoséTuñón 2021Journal of Geriatric Cardiology2021,18,1:3
4Bayés syndrome and acute cardioembolic ischemic stroke显示文摘Bayés syndrome is an under-recognized clinical condition characterized by advanced interatrial block.Bayés syndrome is a subclinical disease that manifests electrocardiographically as a prolonged P wave duration>120 ms with biphasic morphology±in the inferior leads.The clinical relevance of Bayés syndrome lies in the fact that is a clear arrhythmological syndrome and has a strong association with supraventricular arrhythmias,particularly atypical atrial flutter and atrial fibrillation.Likewise,Bayés syndrome has been recently identified as a novel risk factor for non-lacunar cardioembolic ischemic stroke and vascular dementia.Advanced interatrial block can be a risk for embolic stroke due to its known sequelae of left atrial dilation,left atrial electromechanical dysfunction or atrial tachyarrhythmia(paroxysmal or persistent atrial fibrillation),conditions predisposing to thromboembolism.Bayés syndrome may be responsible for some of the unexplained ischemic strokes and shall be considered and investigated as a possible cause for cryptogenetic stroke.In summary,Bayés syndrome is a poorly recognized cardiac rhythm disorder with important cardiologic and neurologic implications.Adrià Arboix Lucía Martí Sebastien Dorison María José Sánchez 2017World Journal of Clinical Cases2017,5,3:3
5Effect of twins in Ni substrates on the microstructure of La 2 Zr 2 O 7 films for coated conductors显示文摘Sarah Petit Sébastien Pairis Melissa Mikolajczyk Luc Ortega Jean-Louis Soubeyroux Philippe Odier 2012Thin Solid Films2012,,:3
6Complete regression of myocardial involvement associated with lymphoma following chemotherapy显示文摘Cardiac involvement as an initial presentation of malignant lymphoma is a rare occurrence.We describe the case of a 26 year old man who had initially been diagnosed with myocardial infiltration on an echocardiogram,presenting with a testicular mass and unilateral peripheral facial paralysis.On admission,electrocardiograms(ECG)revealed negative T-waves in all leads and ST-segment elevation in the inferior leads.On twodimensional echocardiography,there was infiltration of the pericardium with mild effusion,infiltrative thickening of the aortic walls,both atria and the interatrial septum and a mildly depressed systolic function of both ventricles.An axillary biopsy was performed and reported as a T-cell lymphoblastic lymphoma(T-LBL).Following the diagnosis and staging,chemotherapy was started.Twenty-two days after finishing the first cycle of chemotherapy,the ECG showed regression of T-wave changes in all leads and normalization of the ST-segment elevation in the inferior leads.A followup two-dimensional echo confirmed regression of the myocardial infiltration.This case report illustrates a lymphoma presenting with testicular mass,unilateral peripheral facial paralysis and myocardial involvement,and demonstrates that regression of infiltration can be achieved by intensive chemotherapy treatment.To our knowledge,there are no reported cases of T-LBL presenting as a testicular mass and unilateral peripheral facial paralysis,with complete regression of myocardial involvement.Juan Pablo Vinicki Tomás F Cianciulli Gustavo A Farace María C Saccheri Jorge A Lax Lucía R Kazelián Adolfo Wachs 2013World Journal of Cardiology2013,5,9:2
7Development of hepatorenal syndrome in bile duct ligated rats显示文摘AIM: To evaluate in bile duct ligated rats whether there were progressive alterations of renal function without changes in histopathology. METHODS: Male Wistar rats were submitted to sham-surgery or bile duct ligation (BDL) and divided according to the post-procedure time (2, 4 and 6-wk). To determine renal function parameters, rats wereplaced in metabolic cages and, at the end of the experiment, blood and urine samples were obtained. Histology and hydroxyproline content were analyzed in liver and renal tissue. RESULTS: Rats with 2 wk of BDL increased free water clearance (P = 0.02), reduced urinary osmolality (P = 0.03) and serum creatinine (P = 0.01) in comparison to the sham group. In contrast, rats at 6 wk of BDL showed features of HRS, including signif icant increase in serum creatinine and reductions in creatinine clearance, water excretion and urinary sodium concentration. Rats with 4 wk of BDL exhibited an intermediate stage of renal dysfunction. Progressive hepatic f ibrosis according to post-procedure time was confirmed by histology. The increased levels of liver hydroxyproline contrasted with the absence of structural changes in the kidney, as assessed by histology and unchanged hydroxyproline content in renal tissue. CONCLUSION: Our data show that BDL produced progressive renal dysfunction without structural changes in the kidney, characterizing HRS. The present model will be useful to understand the pathophysiology of HRS.Regina M Pereira Robson AS dos Santos Eduardo A Oliveira Virgínia HR Leite Filipi LC Dias Alysson S Rezende Lincoln P Costa Lucíola S Barcelos Mauro M Teixeira Ana Cristina Sim■es e Silva 2008World Journal of Gastroenterology2008,14,28:2
8Renal dopaminergic system:Pathophysiological implications and clinical perspectives显示文摘Fluid homeostasis, blood pressure and redox balance in the kidney are regulated by an intricate interaction between local and systemic anti-natriuretic and natriuretic systems. Intrarenal dopamine plays a central role on this interactive network. By activating specific receptors, dopamine promotes sodium excretion and stimulates anti-oxidant and anti-inflammatory pathways. Different pathological scenarios where renal sodium excretion is dysregulated, as in nephrotic syndrome, hypertension and renal inflammation, can be associated with impaired action of renal dopamine including alteration in biosynthesis, dopamine receptor expression and signal transduction. Given its properties on the regulation of renal blood flow and sodium excretion, exogenous dopamine has been postulated as a potential therapeutic strategy to prevent renal failure in critically ill patients. The aim of this review is to update and discuss on the most recent findings about renal dopaminergic system and its role in several diseases involving the kidneys and the potential use of dopamine as a nephroprotective agent.Marcelo Roberto Choi Nicolás Martín Kouyoumdzian Natalia Lucía Rukavina Mikusic María Cecilia Kravetz María Inés Rosón Martín Rodríguez Fermepin Belisario Enrique Fernández 2015World Journal of Nephrology2015,4,2:2
9Goal programming approach to maintenance scheduling of generating unit in large scale power systems显示文摘 Andrés Ramos 1999IEEE Trans on Power Systems1999,14,3:1
10Interleukin18 and the risk of coronary heart disease in European men: the Prospective Epidemiological Study of Myoc-ard ial Intaretion (PRIME) 显示文摘Blankenberg S Luc G Ducimetiere P 2003Circulation2003,108,20:1
11Crystal plasticity modeling of texture evolution and heterogeneity in equal channel angular pressing of aluminum single crystal显示文摘LUC DENG G Y TIEUAK SUA S H ZHU H T LIU X H 0,,:1
12A combined score of pro- and anti-inflammatory interleukins improves mortality prediction in severe sepsis显示文摘David Andaluz-Ojeda Felipe Bobillo Verónica Iglesias Raquel Almansa Lucía Rico Francisco Gandía Salvador Resino Eduardo Tamayo Raul Ortiz de Lejarazu Jesús F. Bermejo-Martin 2011Cytokine2011,,3:1
13Interleukin-18 and the risk of coronary heart disease in European men:the Prospective Epidemiological Study of Myocardial Infarction (PRIME)显示文摘Blankenberg S Luc G Ducimetiere P 2003Circulation2003,108,20:1
14Credit scoring using the hybrid neural discriminant technique显示文摘Leea T S Chiub C C Luc C J 2002Expert Systems with Applications2002,,23:1
15Interleukin-18and the risk of coronary heart disease in European men:the Prospective Epidemiological Study of Myocar dial In-farction显示文摘Blankenberg S Luc G Ducimetiere P 2003Circulation2003,108,20:1
16Interleukin-18,a the risk of coronary heart disease in European men:the prospective Epidemiological Study of Myocardial Infarction(PRIME)显示文摘 Luc G Ducimetiere P 2003Circulation2003,108,20:1
17tL-18 and the risk of coronary heart disease in European men : the Prospective Epidemiological Study of Myocardial infarction (PRIME) 显示文摘Blankenberg S Luc G Ducimetiere P 2003Circulation2003,108,20:1
18Interleukin-18 and the risk of coronary heart disease in European men:the Prospective Epidemiological Study of Myocardial Infarction显示文摘Blankenberg S Luc G Ducimetiere P 2003Circulation2003,108,20:1
19Interleukin-18 and the risk of coronary heart disease in European men : the prospective epidemiological study myocardial infaraction (PRIME) 显示文摘Blankenbergs S Luc G Ducimetere P 2003Circulation2003,108,9:1
20Genetic algorithms:theory and application 显示文摘LUC B STEFAN S 1997J A1997,38,2:1
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