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112篇 您的检索式:作者名="Hisato"
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1Continuous regional arterial infusion therapy with gabexate mesilate for severe acute pancreatitis显示文摘AIM: To evaluate the effi cacy of continuous regional arterial infusion therapy (CRAI) with gabexate mesilate and antibiotics for severe acute pancreatitis (SAP). METHODS: We conducted a prospective study on patients who developed SAP with or without CRAI. Out of 18 patients fulf illed clinical diagnostic criteria for SAP in Japan, 9 patients underwent CRAI, while 9 patients underwent conventional systemic protease inhibitor and antibiotics therapy (non-CRAI). CRAI was initiated within 72 h of the onset of pancreatitis. Gabexate mesilate (2400 mg/d) was continuously administered for 3 to 5 d. The clinical outcome including serum infl ammation-related parameters were examined. RESULTS: The duration of abdominal pain in the CRAI group was 1.9 ± 0.26 d, whereas that in the non-CRAI group was 4.3 ± 0.50. The duration of SIRS in the CRAI group was 2.2 ± 0.22 d, whereas that in the non- CRAI group was 3.2 ± 0.28. Abdominal pain and SIRS disappeared signifi cantly in a short period of time after the initiation of CRAI using gabexate mesilate. The average length of hospitalization signifi cantly differed between the CRAI and non-CRAI groups, 53.3 ± 7.9 d and 87.4 ± 13.9 d, respectively. During the first two weeks, levels of serum CRP and the IL6/IL10 ratio in the CRAI group tended to have a rapid decrease compared to those in the non-CRAI group. CONCLUSION: The present results suggest that CRAI using gabexate mesilate was effective against SAP.Yoshifumi Ino Yoshiyuki Arita Tetsuro Akashi Toshinari Kimura Hisato Igarashi Takamasa Oono Masayuki Furukawa Ken Kawabe Keiichiro Ogoshi Jiro Ouchi Toshihiko Miyahara Ryoichi Takayanagi Tetsuhide Ito 2008World Journal of Gastroenterology2008,14,41:20
2Retroperitoneal fibrosis associated with immunoglobulin G4-related disease显示文摘Retroperitoneal fibrosis is a rare disease characterized by the development of inflammation and fibrosis in the soft tissues of the retroperitoneum and other abdominal organs.Retroperitoneal fibrosis can be of 2 types:idiopathic and secondary.The recently advocated concept and diagnostic criteria of immunoglobulin G4(IgG4)-related disease,derived from research on autoimmune pancreatitis(AIP),has led to widespread recognition of retroperitoneal fibrosis as a condition caused by IgG4-related disease.We now know that previously diagnosed idiopathic retroperitoneal fibrosis includes IgG4-related disease;however,the actual prevalence is unclear.Conversely,some reports on AIP suggest that retroperitoneal fibrosis is concurrently found in about 10% of IgG4-related disease.Because retroperitoneal fibrosis has no specific symptoms,diagnosis is primarily based on diagnostic imaging(computed tomography and magnetic resonance imaging),which is also useful in evaluating the effect of therapy.Idiopathic retroperitoneal fibrosis can occur at different times with other lesions of IgG4-related disease including AIP.Thus,the IgG4 assay is recommended to diagnose idiopathic retroperitoneal fibrosis.High serum IgG4 levels should be treated and monitored as a symptom of IgG4-related disease.The first line of treatment for retroperitoneal fibrosis is steroid therapy regardless of its cause.For patients with concurrent AIP,i.e.,IgG4-related retroperitoneal fibrosis,the starting dose of steroid is usually 30-40 mg/d.The response to steroid therapy is generally favorable.In most cases,the pancreatic lesion and retroperitoneal fibrosis improve after the initial treatment.However,the epidemiology,treatment for recurring retroperitoneal fibrosis,and long-term prognosis are still largely unknown.Further analysis of such cases and research are necessary.Nao Fujimori Tetsuhide Ito Hisato Igarashi Takamasa Oono Taichi Nakamura Yusuke Niina Masayuki Hijioka Lingaku Lee Masahiko Uchida Ryoichi Takayanagi 2013World Journal of Gastroenterology2013,19,1:14
3Diagnosis and management of pancreatic neuroendocrine tumor in von Hippel-Lindau disease显示文摘The pancreatic manifestations seen in patients with von Hippel-Lindau(VHL) disease are subdivided into 2 categories:pancreatic neuroendocrine tumors(NET),and cystic lesions,including simple cyst and serous cystadenoma.The VHL-associated cystic lesions are generally asymptomatic and do not require any treatment,unless they are indistinguishable from other cystic tumor types with malignant potential.Because pancreatic NET in VHL disease are non-functioning and have malignant potential,it is of clinical importance to find and diagnose these as early as possible.It will be recommended that comprehensive surveillance using dynamic computed tomography for abdominal manifestations,including pancreatic NET,should start from the age of 15 years in VHL patients.Unlike sporadic non-functioning NET without VHL disease,in which surgical resection is generally recommended,VHL patients at lower metastatic risk of pancreatic NET should be spared the risks of operative resection.Kenji Tamura Isao Nishimori Tetsuhide Ito Ichiro Yamasaki Hisato Igarashi Taro Shuin 2010World Journal of Gastroenterology2010,16,36:6
4Endoscopic approach through the minor papilla for the management of pancreatic diseases显示文摘AIM:To clarify the efficacy and safety of an endoscopic approach through the minor papilla for the management of pancreatic diseases.METHODS:This study included 44 endoscopic retrograde cholangiopancreatography(ERCP) procedures performed in 34 patients using a minor papilla approach between April 2007 and March 2012.We retrospectively evaluated the clinical profiles of the patients,the endoscopic interventions,short-term outcomes,and complications.RESULTS:Of 44 ERCPs,26 were diagnostic ERCP,and 18 were therapeutic ERCP.The most common cause of difficult access to the main pancreatic duct through the major papilla was pancreas divisum followed by distortion of Wirsung's duct.The overall success rate of minor papilla cannulation was 80%(35/44),which was significantly improved by wire-guided cannulation(P = 0.04).Endoscopic minor papillotomy(EMP) was performed in 17 of 34 patients(50%) using a needle-knife(13/17) or a pull-type papillotome(4/17).EMP with pancreatic stent placement,which was the main therapeutic option for patients with chronic pancreatitis,recurrent acute pancreatitis,and pancreatic pseudocyst,resulted in short-term clinical improvement in 83% of patients.Mild post-ERCP pancreatitis occurred as an early complication in 2 cases(4.5%).CONCLUSION:The endoscopic minor papilla approach is technically feasible,safe,and effective when the procedure is performed in a high-volume referral center by experienced endoscopists.Nao Fujimori Hisato Igarashi Akira Asou Ken Kawabe Lingaku Lee Takamasa Oono Taichi Nakamura Yusuke Niina Masayuki Hijioka Masahiko Uchida Kazuhiro Kotoh Kazuhiko Nakamura Tetsuhide Ito Ryoichi Takayanagi 2013World Journal of Gastrointestinal Endoscopy2013,5,3:6
5Imaging pitfalls of pancreatic serous cystic neoplasm and its potential mimickers显示文摘The aim of this article is to clarify diagnostic pitfalls of pancreatic serous cystic neoplasm(SCN) that may result in erroneous characterization. Usual and unusual imaging findings of SCN as well as potential SCN mimickers are presented. The diagnostic key of SCN is to look for a cluster of microcysts(honeycomb pattern), which may not be always found in the center. Fibrosis in SCN may be mistaken for a mural nodule of intraductal papillary mucinous neoplasm(IPMN). The absence of cyst wall enhancement may be helpful to distinguish SCN from mucinous cystic neoplasm. However, oligocystic SCN and branch duct type IPMN may morphologically overlap. In addition, solid serous adenoma, an extremely rare variant of SCN, is difficult to distinguish from neuroendocrine tumor.Kousei Ishigami Akihiro Nishie Yoshiki Asayama Yasuhiro Ushijima Yukihisa Takayama Nobuhiro Fujita Shunichi Takahata Takao Ohtsuka Tetsuhide Ito Hisato Igarashi Shuji Ikari Catherine M Metz Hiroshi Honda 2014World Journal of Radiology2014,6,3:6
6Epidemiological study of gastroenteropancreatic neuroendocrine tumors in Japan显示文摘Tetsuhide Ito Hironobu Sasano Masao Tanaka R. Yoshiyuki Osamura Iwao Sasaki Wataru Kimura Koji Takano Takao Obara Miyuki Ishibashi Kazuwa Nakao Ryuichiro Doi Akira Shimatsu Toshirou Nishida Izumi Komoto Yukio Hirata Kazuhiko Nakamura Hisato Igarashi Rober 2010Journal of Gastroenterology2010,,2:4
7Serum type Ⅳ collagen level is predictive for esophageal varices in patients with severe alcoholic disease显示文摘AIM: To determine factors predictive for esophageal varices in severe alcoholic disease (SAD). METHODS: Abdominal ultrasonography (US) was performed on 444 patients suffering from alcoholism. Forty-four patients found to have splenomegaly and/ or withering of the right liver lobe were defined as those with SAD. SAD patients were examined by upper gastrointestinal (UGI) endoscopy for the presence of esophageal varices. The existence of esophageal varices was then related to clinical variables. RESULTS: Twenty-five patients (56.8%) had esophageal varices. A univariate analysis revealed a significant difference in age and type Ⅳ collagen levels between patients with and without esophageal varices. A logistic regression analysis identified type Ⅳ collagen as the only independent variable predictive for esophageal varices (P = 0.017). The area under the curve (AUC) for type Ⅳ collagen as determined by the receiver operating characteristic (ROC) for predicting esophageal varices was 0.78. CONCLUSION: This study suggests that the level of type Ⅳ collagen has a high diagnostic accuracy for the detection of esophageal varices in SAD.Satoshi Mamori Yasuyuki Searashi Masato Matsushima Kenichi Hashimoto Shinichiro Uetake Hiroshi Matsudaira Shuji Ito Hisato Nakajima Hisao Tajiri 2008World Journal of Gastroenterology2008,14,13:4
8Fractalkine and TGF-β1 levels reflect the severity of chronic pancreatitis in humans显示文摘AIM: To clarify whether serum chemokine and cytokine levels can become useful biological and functional markers to assess the severity of chronic pancreatitis (CP). This study aimed at clarifying whether serum chemokine and cytokine levels can become useful biological and functional markers to assess the severity of CP. METHODS: Serum monocyte chemoattractant protein-1 (MCP-1), transforming growth factor beta-1 (TGF-β1), and soluble type fractalkine (s-fractalkine) concentrations were examined in patients with CP (n = 109) and healthy controls (n = 116). Severity of disease was classified in patients with CP by a staging system. Relationships between stage-specifi c various clinical factors and serum MCP-1, TGF-β1, and s-fractalkine levels were investigated. Furthermore, 57 patients with non-alcoholic CP were similarly evaluated in order to exclude in? uence of alcohol intake. RESULTS: Patients with CP showed signifi cant higher levels of serum TGF-β1 and s-fractalkine, but not MCP-1, compared to the controls. Serum TGF-β1 in the severe stage and s-fractalkine in the mild and thesevere stage of CP significantly increased compared to those of controls. However, it was observed that both TGF-β1 and s-fractalkine levels were affected by alcohol intake. In patients with non-alcoholic CP, serum TGF-β1 showed significant increase in the moderate stage of CP, and serum s-fractalkine revealed signifi cant increase in the early stage of CP. CONCLUSION: It is suggested that the measurement of serum F-fractalkine is useful to diagnose early-stage CP. Moreover, the combined determination of both, s-fractalkine and TGF-β1, in human sera may be helpful in evaluating the severity status of CP.Mikihiko Yasuda Tetsuhide Ito Takamasa Oono Ken Kawabe Toyoma Kaku Hisato Igarashi Taichi Nakamura Ryoichi Takayanagi 2008World Journal of Gastroenterology2008,14,42:4
9Chemoradiotherapy with twice-weekly administration of low-dose gemcitabine for locally advanced pancreatic cancer显示文摘AIM:To evaluate the chemoradiotherapy for locally advanced pancreatic cancer utilizing low dose gemcitabine as a radiation sensitizer administered twice weekly. METHODS: We performed a retrospective analysis of chemoradiotherapy utilizing gemcitabine administered twice weekly at a dose of 40 mg/m2. After that, maintenance systemic chemotherapy with gemcitabine, at a dose of 1000 mg/m2, was administered weekly for 3 wk with 1-wk rest until disease progression or unacceptable toxicity developed. RESULTS: Eighteen patients with locally advanced unresectable pancreatic cancer were enrolled. Three of those patients could not continue with the therapy; one patient had interstitial pneumonia during radiation therapy and two other patients showed liver metastasis or peritoneal metastasis during an early stage of the therapy. The median survival was 15.0 mo and the overall 1-year survival rate was 60%, while the median progression-free survival was 8.0 mo. The subgroup which showed the reduction of tumor development, more than 50% showed a tendency for a better prognosis; however, other parameters including age, gender and performance status did not correlate with survival. The median survival of the groups that died of liver metastasis and peritoneal metastasis were 13.0 mo and 27.7 mo, respectively.CONCLUSION: Chemoradiotherapy with low-dose gemcitabine administered twice weekly could be effective to patients with locally advanced pancreatic cancer; however, patients developing liver metastases had a worse prognosis. Another chemoradiotherapy strategy might be needed for those patients, such as administrating one or two cycles of chemotherapy initially, followed by chemoradiotherapy for the cases with no distant metastases.Hisato Igarashi Tetsuhide Ito Ken Kawabe Terumasa Hisano Yoshiyuki Arita Toyoma Kaku Ryoichi Takayanagi 2008World Journal of Gastroenterology2008,14,34:3
10Selective adsorption behavior of phosphate onto aluminum hydroxide gel显示文摘Naohito Kawasaki Fumihiko Ogata Hisato Tominaga 2010Journal of Hazardous Materials2010,,1:2
11Rosuvastatin reduces rat intestinal ischemia-reperfusion injury associated with the preservation of endothelial nitric oxide synthase protein显示文摘瞄准:为了在 ischemia-reperfusion (红外) 上调查 rosuvastatin 的保护的效果,并且在内皮的氮的氧化物 synthase (eNOS ) 的表示上决定这个代理人的效果,在老鼠导致了小肠的损害和发炎蛋白质。方法:肠的损坏被为 30 min 夹钳优异 mes 伤寒动脉和腹的箱子在男 Sprague-Dawley 老鼠导致,为 60 min 由灌注列在后面。在生理盐水溶解的 Rosuvastatin intraperitoneally 被管理在局部缺血前的 60 min。肠的粘膜损害和发炎的严厉被几个生物化学的标记,以及由组织检查所见评估。eNOS 的蛋白质层次被西方的污点决定。结果:当粘膜的索引损坏,管腔内血红素和蛋白质的层次显著地在假冒操作组与那些相比在红外组被增加。然而,这些增加被处理显著地以一种剂量依赖者方式与 rosuvastatin 禁止。rosuvastatin 的保护的效果被组织检查所见也证实。到红外的小肠的暴露导致了 thiobarbituric 的重要增加描绘的粘膜发炎酸反应的物质,联系织物的 myeloperoxidase 活动,和老鼠的粘膜内容导致 cytokine 的嗜中性的 chemoattractant-1 (CINC-1 ) 和肿瘤坏死 factor-alpha (TNF-alpha ) 。在红外以后的煽动性的参数的这些增加被预告的处理显著地在 10 mg/kg 的剂量与 rosuvastatin 禁止。而且, CINC-1 和 TNF-alpha 的 mRNA 表示在红外以后被增加,并且这增加被 rosuvastatin 也禁止。eNOS 的粘膜蛋白质层次在红外期间减少了,但是在与 rosuvastatin 对待的老鼠被保存。结论:Rosuvastatin 禁止老鼠红外导致的肠的损害和发炎,和它的保护与 eNOS 的保藏被联系蛋白质。Yuji Naito Kazuhiro Katada Tomohisa Takagi Hisato Tsuboi Masaaki Kuroda Osamu Handa Satoshi Kokura Norimasa Yoshida Hiroshi Ichikawa Toshikazu Yoshikawa 2006World Journal of Gastroenterology2006,12,13:2
12Preoperative Portal Embolization in Patients with Hepatocellular Carcinoma显示文摘Yasuhiko Sugawara M.D. Junji Yamamoto M.D. Hisato Higashi M.D. Susumu Yamasaki M.D. Kazuaki Shimada M.D. Tomoo Kosuge M.D. Tadatoshi Takayama M.D. Masatoshi Makuuchi M.D 2002World Journal of Surgery2002,,1:1
13CASE REPORT: Autoimmune Pancreatitis Detected as a Mass in the Head of the Pancreas Without Hypergammaglobulinemia, Which Relapsed After Surgery: Case Report and Review of the Literature显示文摘Takao Taniguchi Hikaru Tanio Shuji Seko Osamu Nishida Fumihiko Inoue Motozumi Okamoto Shunnichi Ishigami Hisato Kobayashi 2003Digestive Diseases and Sciences2003,,8:1
14Two Genetic Clusters in Swine Hemoplasmas Revealed by Analyses of the 16S rRNA and RNase P RNA Genes显示文摘Masatoshi Hisato Kazuya 0,,12:1
15Distribution of betaine lipids in marine algae显示文摘Misako Kato Miho Sakai Kyoko Adachi Hisato Ikemoto Hiroshi Sano 1996Phytochemistry1996,,5:1
16Infrared Study of Sepiolite and Palygorskite on Heating 显示文摘Hisato Hayashi 1969Amer Miner1969,53,:1
17Magnetic iron particles with high magnetization useful for immunoassay显示文摘Hisato Tokoro Takashi Nakabayashi Shigeo Fujii 2009Journal of Magnetism and Magnetic Materials2009,321,:1
18Preoperative Portal Embolization in Patients with Hepatocellular Carcinoma显示文摘Yasuhiko Sugawara M.D. Junji Yamamoto M.D. Hisato Higashi M.D. Susumu Yamasaki M.D. Kazuaki Shimada M.D. Tomoo Kosuge M.D. Tadatoshi Takayama M.D. Masatoshi Makuuchi M.D 2001World Journal of Surgery2001,,1:1
19High-mobility thin-film transistor with amorphous InGaZnO4 channel fabricated by room temperature rf-magnetron sputtering 显示文摘Hisato Yabuta Masafumi Sano Katsumi Abe 2006Applied Physics Letters2006,89,11:1
20Structure of the metabotropic glutamate receptor显示文摘Hisato J Shigetada N Kosuke M 2003Current Opinion in Neurobiology2003,13,:1
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