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177篇 您的检索式:作者名="Herv D"
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1Evaluation of Doppler-ultrasonography in the diagnosis of transjugular intrahepatic portosystemic shunt dysfunction: A prospective study显示文摘AIM To prospectively evaluate the performance of Dopplerultrasonography(US) for the detection of transjugular intrahepatic portosystemic shunt(TIPS) dysfunction within a multicenter cohort of cirrhotic patients.METHODS This study was conducted in 10 french teaching hospitals. After TIPS insertion, angiography and liver Doppler-US were carried out every six months to detect dysfunction(defined by a portosystemic gradient ≥ 12 mm Hg and/or a stent stenosis ≥ 50%). The association between ultrasonographic signs and dysfunction was studied by logistic random-effects models, and the diagnostic performance of each Doppler criterion was estimated by the bootstrap method. This study was approved by the ethics committee of Tours.RESULTS Two hundred and eighteen pairs of examinations performed on 87 cirrhotic patients were analyzed. Variables significantly associated with dysfunction were: The speed of flow in the portal vein(P = 0.008), the reversal of flow in the right(P = 0.038) and left(P = 0.049) portal branch, the loss of modulation of portal flow by the right atrium(P = 0.0005), ascites(P = 0.001) and the overall impression of the operator(P = 0.0001). The diagnostic performances of these variables were low; sensitivity was < 58% and negative predictive value was < 73%. Therefore, dysfunction cannot be ruled out from Doppler-US. CONCLUSION The performance of Doppler-US for the detection of TIPS dysfunction is poor compared to angiography. New tools are needed to improve diagnosis of TIPS dysfunction.Charlotte Nicolas Amelie Le Gouge Louis d’Alteroche Jean Ayoub Monica Georgescu Vincent Vidal Denis Castaing Jean-Pierre Cercueil Patrick Chevallier Jerome Roumy Herve Trillaud Louis Boyer Vincent Le Pennec Christophe Perret Bruno Giraudeau Jean-Marc Perarnau STIC-TIPS group 2017World Journal of Hepatology2017,9,27:6
2High-resolution multimodal flexible coherent Raman endoscope显示文摘Coherent Raman scattering microscopy is a fast,label-free,and chemically specific imaging technique that shows high potential for future in vivo optical histology.However,the imaging depth in tissues is limited to the sub-millimeter range because of absorption and scattering.Realization of coherent Raman imaging using a fiber endoscope system is a crucial step towards imaging deep inside living tissues and providing information that is inaccessible with current microscopy tools.Until now,the development of coherent Raman endoscopy has been hampered by several issues,mainly related to the fiber delivery of the excitation pulses and signal collection.Here,we present a flexible,compact,coherent Raman,and multimodal nonlinear endoscope(4.2mm outer diameter,71mm rigid length)based on a resonantly scanned hollow-core Kagomé-lattice double-clad fiber.The fiber design enables distortion-less,background-free delivery of femtosecond excitation pulses and back-collection of nonlinear signals through the same fiber.Sub-micrometer spatial resolution over a large field of view is obtained by combination of a miniature objective lens with a silica microsphere lens inserted into the fiber core.We demonstrate high-resolution,high-contrast coherent anti-Stokes Raman scattering,and second harmonic generation endoscopic imaging of biological tissues over a field of view of 320μm at a rate of 0.8 frames per second.These results pave the way for intraoperative label-free imaging applied to real-time histopathology diagnosis and surgery guidance.Alberto Lombardini Vasyl Mytskaniuk Siddharth Sivankutty Esben Ravn Andresen Xueqin Chen Jérôme Wenger Marc Fabert Nicolas Joly Frédéric Louradour Alexandre Kudlinski Hervé Rigneault 2018Light(Science & Applications)2018,7,1:6
3Upper digestive intolerance during enteral nutrition in critically ill patients: Frequency, risk factors, and complications显示文摘Hervé Mentec Hervé Dupont Maria Bocchetti Pascale Cani Frédérique Ponche Gérard Bleichner 2001Critical Care Medicine2001,,10:2
4Biliary obstruction caused by portal cavernoma: a study of 8 cases显示文摘Gabriel Perlemuter Hervé Béjanin Jacques Fritsch Frédéric Prat Marianne Gaudric Stanislas Chaussade Catherine Buffet 1996Journal of Hepatology1996,,1:2
5Ultrasonographic diagnosis of hepatic fibrosis or cirrhosis显示文摘Christophe Aubé Frédéric Oberti Nouri Korali Marc-Antoine Namour Didier Loisel Jean-Yves Tanguy Emmanuelle Valsesia Christophe Pilette Marie Christine Rousselet Pierre Bedossa Hervé Rifflet Moussa Y Ma?ga Dominique Penneau-Fontbonne Christine Caron Paul C 1999Journal of Hepatology1999,,3:2
6Waste management solution显示文摘Herve de Ladebat Lemarchand D 2000World cement2000,,3:1
7Prediction of drainage effectiveness during endoscopic stenting of malignant hilar strictures: the role of liver volume assessment显示文摘Ariane Vienne Ehlam Hobeika Hervé Gouya Nathanael Lapidus Jacques Fritsch André Daniel Choury Ariane Chryssostalis Marianne Gaudric Gilles Pelletier Catherine Buffet Stanislas Chaussade Frédéric Prat 2010Gastrointestinal Endoscopy2010,,4:1
8Finding drug targets in microbial genomes 显示文摘Timothy D R Steven R G Herve T 2001Res Focus2001,6,17:1
9Gap junctional complexes: From partners to functions显示文摘Herve JC Bourmeyster N Sarrouilhe D 2007Prog Biophys Mol Biol2007,94,12:1
10Longitudinal thalamic diffusion changes after middle cerebral ar tery infarcts显示文摘Herve D Molko N Pappata S 2005J Neurol Neurosurg Psychiatry2005,76,2:1
11MpaA is a murein-tripeptide-specific zinc carboxypeptidase thatfunctions as part of a catabolic pathway for peptidoglycan-derived peptides in gamma- proteobacteria 显示文摘MAQBOOL A HERVE M LECREULX D M 2012Biochem J2012,448,:1
12Haemodynamic evaluation of pulmonary hypertension显示文摘 Castelain V Herve P 2002Eur Respir J2002,20,5:1
13Regulated expression of Arabidopsis Shaker K+ channel genes involved in K+ uptake and distribution in the plant显示文摘Guillaume Pilot Frédéric Gaymard Karine Mouline Isabelle Chérel Hervé Sentenac 2003Plant Molecular Biology2003,,5:1
14肺动脉高压启动治疗后血流动力学指标的预后价值显示文摘血流动力学指标,如心脏指数和右心房压力(right atrial pressure,RAP)与患者确诊肺动脉高压时的生存率持续相关。近期研究表明,肺动脉顺应性(pulmon aryarterial compliance,Pea)也可能预测肺动脉高压的预后。而在治疗开始之后测定的血流动力学指标对预后的价值还未确定。黄洁 叶鹏 Weatherald J Boucly A Chemla D Savale L Peng M Jevnikar M Ja?s X Taniguchi Y O'Connell C Parent F Sattler C Hervé P Simonneau G Montani D Humbert M Adir Y Sitbon O 2017中华高血压杂志2017,25,11:1
15Protein phosphatase modulation of the intercellular junctional communication: importance in cardiac myocytes 显示文摘Herve JC Sarrouilhe D 2006Prog Biophys Mol Biol2006,90,13:1
16The Drosophila amidase PGRP-LB modulates the immune response to bacterial infection显示文摘Zaidman-Rémy A Hervé M Poidevin M Pili-Floury S Kim MS Blanot D Oh BH Ueda R Mengin-Lecreulx D Lemaitre B 0,,04:1
17Cadasil 显示文摘Herve D Chabriat H 2010J Geriatr Psychiatry Neurol2010,23,4:1
18Molecular analysis of transgenie rapeseed plants obtained by direct transfer of two separate plasmids containing, respectively, the caullflower mosaic virus coat protein gene and a selectable marker gene显示文摘Hervé C Rouan D Guerde P 1993Plant Sci1993,91,:1
19Cyclic adenosine monophosphate-independent tyrosine phosphorylation of NR2B mediates cocaine-induced extracellular signal-regulated kinase activation显示文摘Pascoli V Besnard A Herv D 2011Biol Psychiatry2011,69,3:1
20Exploration de rinnervation des glandes sudoripares chezle diabetique显示文摘Philppe B Herve M Olivier D 2007Diabete Metab2007,33,1:1
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