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1Endoscopic transluminal pancreatic necrosectomy using a self-expanding metal stent and high-flow water-jet system显示文摘Walled-off pancreatic necrosis and a pancreatic abscess are the most severe complications of acute pancreatitis. Surgery in such critically ill patients is often associated with significant morbidity and mortality within the first few weeks after the onset of symptoms. Minimal invasive approaches with high success and low mortality rates are therefore of considerable interest. Endoscopic therapy has the potential to offer safe and effective alternative treatment. We report here on 3 consecutive patients with infected walled-off pancreatic necrosis and 1 patient with a pancreatic abscess who underwent direct endoscopic necrosectomy 19-21 d after the onset of acute pancreatitis. The infected pancreatic necrosis or abscess was punctured transluminally with a cystostome and, after balloon dilatation, a non-covered self-expanding biliary metal stent was placed into the necrotic cavity. Following stent deployment, a nasobiliary pigtail catheter was placed into the cavity to ensure continuous irrigation. After 5-7 d, the metal stent was removed endoscopically and the necrotic cavity was entered with a therapeutic gastroscope. Endoscopic debridement was performed via the simultaneous application of a high-flow water-jet system; using a flush knife, a Dormia basket, and hot biopsy forceps. The transluminal endotherapy was repeated 2-5 times daily during the next 10 d. Supportive care included parenteral antibiotics and jejunal feeding. All patients improved dramatically and with resolution of their septic conditions; 3 patients were completely cured without any further complications or the need for surgery. One patient died from a complication of prolonged ventilation severe bilateral pneumonia, not related to the endoscopic procedure. No procedure related complications were observed. Transluminal endoscopic necrosectomy with temporary application of a self-expanding metal stent and a high-flow water-jet system shows promise for enhancing the potential of this endoscopic approach in patients with walled-off pancreatic necrosis and/or a pancreatic abscess.István Hritz Roland Fejes András Székely Iván Székely László Horváth gnes Sárkány ron Altorjay László Madácsy 2013World Journal of Gastroenterology2013,19,23:10
2Condenser Optimization in Steam Power Plant显示文摘In this paper the effects of the condenser design parameters(such as turbine inlet condition.turbine power and condenser pressure) on heat transfer area,cooling water flow-rate.condenser cost and specific energy generation cost are studied for surface type condenser.The results are given in the text and also shown as diagrams.SükrüBekdemir Recepztürk ZehraYumurtac 2003Journal of Thermal Science2003,12,2:2
3Teaching clinical cardiovascular physiology at the semmelweis university显示文摘The purpose of this one-semester elective course is:to refresh and extend in selected topics-the basic knowledge related to normal and pathological functions of the human circulatory system; to integrate the latest scientific results related to different levels of the cardiovascular system from molecular level to system physiology; to discuss and demonstrate measurement principles and techniques,as well asEmil Monos Tamás Ivanics Márk Kollai 2009中国病理生理杂志2009,25,11:2
4轿车变速器的表面致密化粉末冶金齿轮的使用性能显示文摘选择性表面致密化是改进粉末冶金钢的一种方法,高负载齿轮经过这种加工工艺处理,就能达到使用要求。本文介绍了粉末冶金螺旋齿轮的制造工艺与性能,用三轴总成成对试验台架、承载能力试验台架及噪声试验台架测定了齿轮的使用性能,并把试验结果和具有同样几何形状与表面质量的锻钢齿轮的数据进行了比较。结果表明,粉末冶金齿轮的承载能力与噪声级可和锻钢齿轮相媲美。Cünter Rau Lorenz S Sigl Gerold Mrk Frank Wattenberg 韩凤麟 2012粉末冶金技术2012,30,4:2
5Alvarado, Eskelinen, Ohhmann and Raja Isteri Pengiran Anak Saleha Appendicitis scores for diagnosis of acute appendicitis显示文摘AIM:To assess the reliability and practical applicability of the widely used Alvarado,Eskelinen,Ohhmann and Raja Isteri Pengiran Anak Saleha Appendicitis(RIPASA)scoring systems in patients with suspected acute appendicitis.METHODS:Patients admitted to our tertiary center due to suspected acute appendicitis constituted the study group.Patients were divided into two groups.appendicitis group(Group A)consisted of patients who underwent appendectomy and were histopathologically diagnosed with acute appendicitis,and non-appendicitis group(Group N-A)consisted of patients who underwent negative appendectomy and were diagnosed with pathologies other than appendicitis and patients that were followed non-operatively.The operative findings for the patients,the additional analyses from follow up of the patients and the results of those analyses were recorded using the follow-up forms.RESULTS:One hundred and thirteen patients with suspected acute appendicitis were included in the study.Of the 113 patients(62 males,51 females),the mean age was 30.2±10.1(range 18-67)years.Of the 113patients,94 patients underwent surgery,while the rest were followed non-operatively.Of the 94 patients,77patients were histopathologically diagnosed with acute appendicitis.Our study showed a sensitivity level of81%for the Alvarado system when a cut-off value of 6.5was used,a sensitivity level of 83.1%for the Ohmann system when a cut-off value of 13.75 was used,a sensitivity level of 80.5%for the Eskelinen system when a cut-off value of 63.72 was used,and a sensitivity level of 83.1%for the RIPASA system when a cut-off value of 10.25 was used.CONCLUSION:The Ohmann and RIPASA scoring systems had the highest specificity for the diagnosis of acute appendicitis.Hasan Erdem Süleyman etinkünar Koray Das Enver Reyhan Cumhur Deger Mehmet Aziret Hilmi Bozkurt Seluk Uzun Selim Szen Oktay rkrücü 2013World Journal of Gastroenterology2013,19,47:2
6Magnetization transfer MR imaging in CNS tuberculosis显示文摘Gupta RK Kathuria MK Pradhan S 1999AJNR1999,20,5:1
7Autologous transplantation of bone marrow cells improves damaged heart function 显示文摘 Li RK Weisel RD 1999Circ1999,100,19:1
8Enhanced survival and function of neural stem cells-derived dopaminergic neurons under influence of olfactory ensheathing cells in parkinsonian rats 显示文摘Shukla S Chaturvedi RK Seth K 2009J Neurochem2009,109,2:1
9Risk factors for intestinal ischaemla in cardiac surgical patients 显示文摘Ghosh S Robeits N Fitrain RK 2002Eur J Cardiothorac Surg2002,21,3:1
10Microwave hydrothermal processing of TiO2显示文摘Komarneni S Rajha RK Katsuki H 1999Materials chemistry and physics1999,61,238:1
11Autologous transplantation of bone marrow cells improves damaged heart function显示文摘Tomita S Li RK Weisel RD 1999Circulation1999,100,19:1
12Transforming growth factor- β1 ,-β2, and-β3, stimulate fibroblast procollagen production in vitro hut are differentially expressed during bleomycin - induced lung fibrosis显示文摘Coker RK Laurent GJ Shahzeidi S 1997Am J Pathol1997,150,3:1
13Effects of sequential treatments with chemotherapeutic drugs followed by TRAIL on prostate cancer in vitro and in vivo显示文摘Shankar S Chen X Srivastava RK 2005Prostate2005,62,2:1
14Chemoprevention by resveratrol: molecular mechanisms and therapeutic potential 显示文摘Shankar S Singh G Srivastava RK 2007Front Biosci2007,12,:1
15FOXO transcrip- tion factors and VEGF neutralizing antibody enhance antian- giogenic effects of resveratrol 显示文摘Srivastava RK Untemlan TG Shankar S 2010Mol Cell Bioehem2010,337,12:1
16Human papillomavirus gen- otype distribution in low-grade cervical lesions: compariosn by geo- graphic region and with cervical cancer 显示文摘Lifford GM Rana RK Francesehi S 2005Cancer Epidemiol Bio- markers Prey2005,14,5:1
17Partial lipodystrophy and insulin resistant diabetes in a patient with a homozygous nonsense mutation in CIDEC显示文摘Rubio-Cabezas 0 Puri V Murano I Saudek V Semple RK Dash S 2009Emho Mol Med2009,,5:1
18Necrotizing stomatitis : a pos- sible periodontal manifestation of deferiprone-induced agranuloey- tosis显示文摘Tewari S Tewarl S Sharma RK 2009Oral Surg Oral Med Oral Pathol Oral Radiol Endod2009,108,4:1
19Rheumatoid arthritis lung disease: Determinants of radiographic and physiologic ab- normalities显示文摘Saag KG Kolluri S Koehnke RK 1996Arthritis Rheum1996,39,10:1
20Insulindegradation by Ac-inar cell proteases creates a dysfunctionalenvironment for human islets before/after transplantation:benefits of a-1 antitrypsin treatment 显示文摘Loganathan G Dawra RK Pugazhenthi S 2011Transplantation2011,92,11:1
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