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25篇 您的检索式:作者名="Bego M"
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1Fecal immunochemical test accuracy in average-risk colorectal cancer screening显示文摘AIM:To assess the fecal immunochemical test(FIT)accuracy for colorectal cancer(CRC)and advanced neoplasia(AN)detection in CRC screening.METHODS:We performed a multicentric,prospective,double blind study of diagnostic tests on asymptomatic average-risk individuals submitted to screening colonoscopy.Two stool samples were collected and the fecal hemoglobin concentration was determined in the first sample(FIT1)and the highest level of both samples(FITmax)using the OC-sensor.Areas under the curve(AUC)for CRC and AN were calculated.The best FIT1and FITmax cut-off values for CRC were determined.At this threshold,number needed to scope(NNS)to detect a CRC and an AN and the cost per lesion detected were calculated.RESULTS:About 779 individuals were included.An AN was found in 97(12.5%)individuals:a CRC in 5(0.6%)and an advanced adenoma(≥10 mm,villous histology or high grade dysplasia)in 92(11.9%)subjects.For CRC diagnosis,FIT1 AUC was 0.96(95%CI:0.95-0.98)and FITmax AUC was 0.95(95%CI:0.93-0.97).For AN,FIT1 and FITmax AUC were similar(0.72,95%CI:0.66-0.78 vs 0.73,95%CI:0.68-0.79,respectively,P=0.34).Depending on the number of determinations and the positivity threshold cut-off used sensitivity for AN detection ranged between 28%and 42%and specificity between 91%and 97%.At the best cut-off point for CRC detection(115 ng/mL),the NNS to detect a CRC were 10.2 and 15.8;and the cost per CRC was 1814€and 2985€on FIT1 and FITmax strategies respectively.At this threshold the sensitivity,NNS and cost per AN detected were 30%,1.76,and 306€,in FIT1 strategy,and 36%,2.26€and 426€,in FITmax strategy,respectively.CONCLUSION:Performing two tests does not improve diagnostic accuracy,but increases cost and NNS to detect a lesion.Vicent Hernandez Joaquin Cubiella M Carmen Gonzalez-Mao Felipe Iglesias Concepción Rivera M Begoa Iglesias Lucía Cid Ines Castro Luisa de Castro Pablo Vega Jose Antonio Hermo Ramiro Macenlle Alfonso Martínez-Turnes David Martínez-Ares Pamela Estevez Estela Cid M Carmen Vidal Angeles López-Martínez Elisabeth Hijona Marta Herreros-Villanueva Luis Bujanda Jose Ignacio Rodriguez-Prada the COLONPREV study investigators 2014World Journal of Gastroenterology2014,20,4:4
2Outcome in obscure gastrointestinal bleeding after capsule endoscopy显示文摘AIM: To investigate the clinical impact of capsule endoscopy(CE) after an obscure gastrointestinal bleeding(OGIB) episode, focusing on diagnostic work-up, followup and predictive factors of rebleeding. METHODS: Patients who were referred to Hospital del Mar(Barcelona, Spain) between 2007 and 2009 for OGIB who underwent a CE were retrospectively analyzed. Demographic data, current treatment with non-steroid antiinflammtory drugs or anticoagulant drugs, hemoglobin levels, transfusion requirements, previous diagnostic tests for the bleeding episode, as well as CE findings(significant or non-significant), work-up and patient out-comes were analyzed from electronic charts. Variables were compared by χ 2 analysis and Student t test. Risk factors of rebleeding were assessed by Log-rank test, Kaplan-Meier curves and Cox regression model. RESULTS: There were 105 patients [45.7% women, median age of 72 years old(interquartile range 56-79)] and a median follow-up of 326 d(interquartile range 123-641) included in this study. The overall diagnostic yield of CE was 58.1%(55.2% and 63.2%, for patients with occult OGIB and overt OGIB, respectively). In 73 patients(69.5%), OGIB was resolved. Multivariate analysis showed that hemoglobin levels lower than 8 g/dL at diagnosis [hazard ratios(HR) = 2.7, 95%CI: 1.9-6.3], patients aged 70 years and above(HR = 2.1, 95%CI: 1.2-6.1) and significant findings in CE(HR = 2.4, 95%CI: 1.1-5.8) were independent predictors of rebleeding. CONCLUSION: One third of the patients presented with rebleeding after CE; risk factors were hemoglobin levels < 8 g/dL, age ≥ 70 years or the presence of significant lesions.Alex Caas-Ventura Lucia Márque Xavier Bessa Josep Maria DedeuDepartment of Gastroenterology Hospital del Mar Research Institute Pompeu Fabra University Marc Puigvehí Sílvia Delgado-Aros Ines Ana Ibáez Agustin Seoane Luis Barranco Felipe Bory Montserrat Andreu Begoa González-Suárez 2013World Journal of Gastrointestinal Endoscopy2013,5,11:4
3Lack of microRNA‐101 causes E‐cadherin functional deregulation through EZH2 up‐regulation in intestinal gastric cancer显示文摘Joana Carvalho Nicole C van Grieken Patricia M Pereira Sónia Sousa Marianne Tijssen Tineke E Buffart Bego?a Diosdado Heike Grabsch Manuel AS Santos Gerrit Meijer Raquel Seruca Beatriz Carvalho Carla Oliveira 2012J Pathol2012,,1:3
4Field-amplified sample stacking for the detection of chemical warfare agent degradation products in low-conductivity matrices by capillary electrophoresis-mass spectrometry显示文摘Lagarrigue M Bossee A Begos A Delannay N 2008Journal of Chromatography A2008,,1178:1
5Characterization of an antisense transcript spanning the UL81 82 locus of human cytomegalovirus显示文摘Bego M Maciejewski J Khaihoullina S 2005J Virol2005,79,11:1
6Laparoscopic cholecystectomy: from gimmick to gold standard显示文摘Begos D G Modlin I M 1994J Clin Gastroenterol1994,19,4:1
7The diagnosis and management of adult intussusception显示文摘Begos DG Sandor A Modlini M 1997Am J Surg1997,173,1:1
8Effect of the packaging method and the storage time on lipid oxidation and colour stability on dry fermented sausage salchichón manufactured with raw material with a high level of mono and polyunsaturated fatty acids显示文摘Bego?a Rubio Beatriz Martínez M a Dolores García-Cachán Jordi Rovira Isabel Jaime 2008Meat Science2008,,4:1
9Modulation of HIV- 1 host interaction: role of the Vpu accessory protein 显示文摘Dub M Bego MG Paquay C etal 2010Retrovirology2010,7,:1
10The diagnosis and management of aciite intussusception显示文摘Begos D G Sandor A Modlin I M 1997Gastrointest Endoscop1997,173,:1
11Selective extraction of organophosphorus nerve agent degradation products by molecularly imprinted solid-phase extraction 显示文摘Le M S Begos A Pichon V 2006Journal of Chromatography A2006,1108,1:1
12The diagnosis and manage- ment of adult intussusception 显示文摘Begos D G Sandor A Modlin 1 M 1997American Journal of SurgeL''y1997,173,2:1
13Modulation of HIV-1-host interaction:role of the Vpu accessory protein显示文摘DubéM Bego MG Paquay C 2010Retrovirology2010,7,1:1
14Identification of novel antihypertensive peptides in milk fermented with enterococcus faecalis显示文摘Ana Q Mercedes R Bego(n)a M 2007International Dairy Joumal2007,17,1:1
15Lack of microRNA‐101 causes E‐cadherin functional deregulation through EZH2 up‐regulation in intestinal gastric cancer显示文摘Joana Carvalho Nicole C van Grieken Patricia M Pereira Sónia Sousa Marianne Tijssen Tineke E Buffart Bego?a Diosdado Heike Grabsch Manuel AS Santos Gerrit Meijer Raquel Seruca Beatriz Carvalho Carla Oliveira 2012J Pathol2012,,1:1
16The diagnosis and management of adult intussusception 显示文摘Begos D G Sandor A Modlin I M 1997Am J Surg1997,173,2:1
17The diagnosisand management of adult intussuseeption 显示文摘Begos DG Sandor A Modlin M 1997Am J Surg1997,173,:1
18Natural antioxidants against lipid- protein oxidative deterioration in meat and meat products显示文摘Nuria S Bego a V Berta B Marco M 2012Talanta2012,89,30:1
19Mesenehymal stem cells engineered to inhibit complement-mediated damage 显示文摘Soland MA Bego M Colletti E 2013PLoS One2013,8,60:1
20An overlooked DNA source for non‐invasive genetic analysis in birds显示文摘Márton B. Horváth Bego?a Martínez‐Cruz Juan J. Negro Lajos Kalmár José A. Godoy 2005Journal of Avian Biology2005,,1:1
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