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61篇 您的检索式:作者名="Miyoko"
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1Short-type single balloon enteroscope for endoscopic retrograde cholangiopancreatography with altered gastrointestinal anatomy显示文摘AIM:To evaluate the effectiveness of a short-type single-balloon-enteroscope(SBE) for endoscopic retrograde cholangiopancreatography(ERCP) in patients with a reconstructed intestine.METHODS:Short-type SBE was developed to perform ERCP in postoperative patients with a reconstructed intestine.Short-type SBE is a direct-viewing endoscope with the following specifications:working length,1520 mm;total length,1840 mm;channel diameter,3.2 mm.In addition,short-type SBE has a water-jet channel.The study group comprised 22 patients who underwent 31 sessions of short-type SBE-assisted ERCP from June 2011 through May 2012.Reconstruction was performed by Billroth-Ⅱ(B-Ⅱ) gastrectomy in 6 patients(8 sessions),Roux-en-Y(R-Y) gastrectomy in 14 patients(21 sessions),and R-Y hepaticojejunostomy in 2 patients(2 sessions).We retrospectively studied the rate of reaching the blind end(papilla of Vater or choledochojejunal anastomosis),mean time required to reach the blind end,diagnostic success rate(defined as the rate of successfully imaging the bile and pancreatic ducts),therapeutic success rate(defined as the rate of successfully completing endoscopic treatment),mean procedure time,and complications.RESULTS:Among the 31 sessions of ERCP,the rate of reaching the blind end was 88% in B-Ⅱ gastrectomy,91% in R-Y gastrectomy,and 100% in R-Y hepaticojejunostomy.The mean time required to reach the papilla was 18.3 min in B-Ⅱ gastrectomy,21.1 min in R-Y gastrectomy,and 32.5 min in R-Y hepaticojejunostomy.The diagnostic success rates in all patients and those with an intact papilla were respectively 86% and 86% in B-Ⅱ gastrectomy,90% and 87% in R-Y gastrectomy,and 100% in R-Y hepaticojejunostomy.The therapeutic success rates in all patients and those with an intact papilla were respectively 100% and 100% in B-Ⅱ gastrectomy,94% and 92% in R-Y gastrectomy,and 100% in R-Y hepaticojejunostomy.Because the channel diameter was 3.2 mm,stone extraction could be performed with a wire-guided basket in 12 sessions,and wireguided intraductal ultrasonography could be performed in 8 sessions.As for complications,hyperamylasemia(defined as a rise in serum amylase levels to more than 3 times the upper limit of normal) occurred in 1 patient(7 sessions) with a B-Ⅱ gastrectomy and 4 patients(19 sessions) with an R-Y gastrectomy.After ERCP in patients with an R-Y gastrectomy,2 patients(19 sessions) had pancreatitis,1 patient(21 sessions) had gastrointestinal perforation,and 1 patient(19 sessions) had papillary bleeding.Pancreatitis and bleeding were both mild.Gastrointestinal perforation improved after conservative treatment.CONCLUSION:Short-type SBE is effective for ERCP in patients with a reconstructed intestine and allows most conventional ERCP devices to be used.Hiroshi Yamauchi Mitsuhiro Kida Kosuke Okuwaki Shiro Miyazawa Tomohisa Iwai Miyoko Takezawa Hidehiko Kikuchi Maya Watanabe Hiroshi Imaizumi Wasaburo Koizumi 2013World Journal of Gastroenterology2013,19,11:10
2First case of IgG4-related sclerosing cholangitis associated with autoimmune hemolytic anemia显示文摘To our knowledge,patients with immunoglobulin G4-related sclerosing cholangitis(IgG4-SC)associated with autoimmune hemolytic anemia(AIHA)have not been reported previously.Many patients with IgG4-SC have autoimmune pancreatitis(AIP)and respond to steroid treatment.However,isolated cases of IgG4-SC are difficult to diagnose.We describe our experience with a patient who had IgG4-SC without AIP in whom the presence of AIHA led to diagnosis.The patient was a73-year-old man who was being treated for dementia.Liver dysfunction was diagnosed on blood tests at another hospital.Imaging studies suggested the presence of carcinoma of the hepatic hilus and primary sclerosing cholangitis,but a rapidly progressing anemia developed simultaneously.After the diagnosis of AIHA,steroid treatment was begun,and the biliary stricture improved.IgG4-SC without AIP was thus diagnosed.Hironori Masutani Kosuke Okuwaki Mitsuhiro Kida Hiroshi Yamauchi Hiroshi Imaizumi Shiro Miyazawa Tomohisa Iwai Miyoko Takezawa Wasaburo Koizumi 2014World Journal of Gastroenterology2014,20,26:3
3Clinical implications of doubling time of gastrointestinal submucosal tumors显示文摘AIM To evaluate the efficacy of doubling time(DT) of gastrointestinal submucosal tumors(GIST).METHODS From April 1987 through November 2012, a total of 323 patients were given a final histopathological diagnosis of GISTs on surgical resection or endoscopic ultrasound-guided fine-needle aspiration(EUS-FNA) in Kitasato University East Hospital or Kitasato University Hospital. We studied 53 of these patients(34 with resected tumors and 19 with unresected tumors) whose tumors could be measured on EUS on at least two successive occasions. The histopathological diagnosis was GIST in 34 patients, leiomyoma in 5, schwannoma in 3, ectopic pancreas in 1, hamartoma in 1, cyst in 1, Brunner's adenoma in 1, and spindle-cell tumor in 7. We retrospectively calculated the DT of GISTs on the basis of the time course of EUS findings to estimate the growth rate of such tumors.RESULTS The DT was 17.2 mo for GIST, as compared with 231.2 mo for leiomyoma, 104.7 mo for schwannoma, 274.9mo for ectopic pancreas, 61.2 mo for hamartoma, 49.0 mo for cyst, and 134.7 mo for Brunner's adenoma. The GISTs were divided into risk classes on the basis of tumor diameters and mitotic figures(Fletcher's classification). The classification was extremely low risk or low risk in 28 patients, intermediate risk in 3, and high risk in 3. DT of GIST according to risk was 24.0 mo for extremely low-risk plus low-risk GIST, 17.1 mo for intermediate-risk GIST, and 3.9 mo for high-risk GIST. DT of GIST was significantly shorter than that of leiomyoma plus schwannoma(P < 0.05), and DT of high-risk GIST was significantly shorter than that of extremely low-risk plus low-risk GIST(P < 0.05).CONCLUSION For GIST, a higher risk grade was associated with a significantly shorter DT. Small SMTs should initially be followed up within 6 mo after detection.Shuko Koizumi Mitsuhiro Kida Hiroshi Yamauchi Kosuke Okuwaki Tomohisa Iwai Shiro Miyazawa Miyoko Takezawa Hiroshi Imaizumi Wasaburo Koizumi 2016World Journal of Gastroenterology2016,22,45:3
4Passive-bending,short-type single-balloon enteroscope for endoscopic retrograde cholangiopancreatography in Roux-en-Y anastomosis patients显示文摘AIM:To evaluate short-type-single-balloon enteroscope(SBE) with passive-bending,high-force transmission functions for endoscopic retrograde cholangiopancreatography(ERCP) in patients with Roux-en-Y anastomosis.METHODS:Short-type SBE with this technology(SIF-Y0004-V01; working length,1520 mm; channel diameter,3.2 mm) was used to perform 50 ERCP procedures in 37 patients with Roux-en-Y anastomosis.The rate of reaching the blind end,time required to reach the blind end,diagnostic and therapeutic success rates,and procedure time and complications were studied retrospectively and compared with the results of 34 sessions of ERCP performed using a short-type SBE without this technology(SIF-Y0004; working length,1520 mm; channel diameter,3.2 mm) in 25 patients.RESULTS:The rate of reaching the blind end was 90% with SIF-Y0004-V01 and 91% with SIF-Y0004(P = 0.59).The median time required to reach the papilla was significantly shorter with SIF-Y0004-V01 than with SIF-Y0004(16 min vs 24 min,P = 0.04).The diagnostic success rate was 93% with SIFY0004-V01 and 84% with SIF-Y0004(P = 0.17).The therapeutic success rate was 95% with SIF-Y0004-V01 and 96% with SIF-Y0004(P = 0.68).The median procedure time was 40 min with SIF-Y0004-V01 and 36 min with SIF-Y0004(P = 0.50).The incidence of hyperamylasemia was 6.0% in the SIF-Y0004-V01 group and 14.7% in the SIF-Y0004 group(P = 0.723).The incidence of pancreatitis was 0% in the SIFY0004-V01 group and 5.9% in the SIF-Y0004 group(P > 0.999).The incidence of gastrointestinal perforation was 2.0%(1/50) in the SIF-Y0004-V01 group and 2.9%(1/34) in the SIF-Y0004 group(P > 0.999).CONCLUSION:SIF-Y0004-V01 is useful for ERCP inpatients with Roux-en-Y anastomosis and may reduce the time required to reach the blind end.Hiroshi Yamauchi Mitsuhiro Kida Kosuke Okuwaki Shiro Miyazawa Tomohisa Iwai Shuko Tokunaga Miyoko Takezawa Hiroshi Imaizumi Wasaburo Koizumi 2015World Journal of Gastroenterology2015,21,5:3
5Leptin augments inflammatory and profibrogenic responses in the murine liver induced by hepatotoxic chemicals显示文摘Kenichi Ikejima Hajime Honda Mutsuko Yoshikawa Miyoko Hirose Tsuneo Kitamura Yoshiyuki Takei Nobuhiro Sato 2001Hepatology2001,,2:2
6Effect of fermentation temperature on hydrogen production from cow waste slurry by using anaerobic microflora within the slurry 显示文摘Hiroshi Y Miyoko W Naoko M 2007Appl Microbiol Biotechnol2007,74,:1
7Effect of fermentation temperature on hydrogen production from cow waste slurry by using anaerobic microflora within the slurry 显示文摘Hiroshi Yokoyama Miyoko Waki Naoko Moriya 2007Appl Microbiol Biotechnol2007,74,2:1
8Effect of fermentation temperature on hydrogen production from cow waste slurry by using anaerobic microflora within the slurry显示文摘Hiroshi Y Miyoko W Naoko M 2007Applied Microbiology and Biotechnology2007,74,2:1
9A triterpene and saponin from roots of of Ilex pubescens显示文摘KAZUYUKI H MIYOKO I YOKO M 1987Phytochem1987,26,7:1
10New triterpene saponins from llex pubescen 显示文摘KAZUYUKI H MIYOKO I YOKO M 1987Chem Pharm Bull1987,35,2:1
11A triterpene and sap- onin from roots of llex pubescens 显示文摘Kazuyuki H Miyoko I Yoko M 1987Phytochemistry1987,26,7:1
12Effect of electron donors on anammox coupling with nitrate reduction for removing nitrogen from nitrate and ammonium显示文摘Miyoko Waki Tomoko Yasuda Yasuyuki Fukumoto Kazutaka Kuroda Kazuyoshi Suzuki 2012Bioresource Technology2012,,:1
13Conformations of phthalideisoquinoline salts and N-oxides 显示文摘Kinuko I Miyoko K Makiko S 1987J Nat Prod1987,50,:1
14Possible regulatory of DHA-induced anti-stressreaction显示文摘Takashi Takeuchi Miyoko 2003Brain research2003,964,:1
15Leptin is required for fibrogenic responses induced by thioacetamide in the routine liver 显示文摘HAJIME H KENICHI I MIYOKO H 2002Hepatology2002,36,1:1
16Usefulness of lipoprotein ratios in assessing carotid atherosclerosis in Japanese type 2 diabetic patients显示文摘Naoto Katakami Hideaki Kaneto Takeshi Osonoi Miyoko Saitou Mitsuyoshi Takahara Fumie Sakamoto Kaoru Yamamoto Tetsuyuki Yasuda Taka-aki Matsuoka Munehide Matsuhisa Yoshimitsu Yamasaki Iichiro Shimomura 2010Atherosclerosis2010,,2:1
17The effects of the early administration of sivelestat sodium, a selective neutrophil elastase inhibitor, on the postoperative course after radical surgery for esophageal cancer显示文摘Junichi Nishiyama Mitsumasa Matsuda Satoko Ando Miyoko Hirasawa Toshiyasu Suzuki Hiroyasu Makuuchi 2012Surgery Today2012,,7:1
18Leptin is required for fibrogenic responses induced by thioacetamide in the murine liver显示文摘Hajime H Kenichi I Miyoko H 2002Hepatology2002,36,1:1
19Basic fibroblast growth factor accelerates gastric mueosal restoration in vitro by promoting mesenchyrnal cell migration and proliferation显示文摘 Xian-en Wang Miyoko Hiros 1995Journal of Gastroenterology and Hepatology1995,10,6:1
20Distribution of anammox bacteria in a free-water-surface constructed wetland with wild rice (Zizania latifolia)显示文摘Miyoko W Tomoko Y Kazuyoshi S 2015Ecological Engineering2015,81,:1
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