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55篇 您的检索式:作者名="YAMADA Kentaro"
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1Effectiveness of probiotic therapy for the prevention of relapse in patients with inactive ulcerative colitis显示文摘AIM: to evaluate the effectiveness of probiotic therapy for suppressing relapse in patients with inactive ulcerative colitis(UC).METHODS: Bio-Three tablets, each containing 2 mg of lactomin(Streptococcus faecalis T-110), 10 mg of Clostridium butyricum TO-A, and 10 mg of Bacillus mesentericus TO-A, were used as probiotic therapy.Sixty outpatients with UC in remission were randomly assigned to receive 9 Bio-Three tablets/day(BioThree group) or 9 placebo tablets/day(placebo group)for 12 mo in addition to their ongoing medications.Clinical symptoms were evaluated monthly or on the exacerbation of symptoms or need for additional medication. Fecal samples were collected to analyze bacterial DNA at baseline and 3-mo intervals. Terminal restriction fragment length polymorphism and cluster analyses were done to examine bacterial components of the fecal microflora.RESULTS: Forty-six patients, 23 in each group,completed the study, and 14 were excluded. The relapse rates in the Bio-Three and placebo groups were respectively 0.0% vs 17.4% at 3 mo(P = 0.036), 8.7%vs 26.1% at 6 mo(P = 0.119), and 21.7% vs 34.8%(P = 0.326) at 9 mo. At 12 mo, the remission rate was 69.5% in the Bio-Three group and 56.6% in the placebo group(P = 0.248). On cluster analysis of fecal flora, 7 patients belonged to cluster Ⅰ, 32 to cluster Ⅱ,and 7 to cluster Ⅲ.CONCLUSION: Probiotics may be effective formaintaining clinical remission in patients with quiescent UC, especially those who belong to cluster Ⅰ on fecal bacterial analysis.Yasushi Yoshimatsu Akihiro Yamada Ryuichi Furukawa Koji Sono Aisaku Osamura Kentaro Nakamura Hiroshi Aoki Yukiko Tsuda Nobuo Hosoe Nobuo Takada Yasuo Suzuki 2015World Journal of Gastroenterology2015,21,19:21
2Nasogastric tube syndrome induced by an indwelling long intestinal tube显示文摘The nasogastric tube(NGT) has become a frequently used device to alleviate gastrointestinal symptoms. Nasogastric tube syndrome(NTS) is an uncommon but potentially life-threatening complication of an indwelling NGT. NTS is characterized by acute upper airway obstruction due to bilateral vocal cord paralysis. We report a case of a 76-year-old man with NTS, induced by an indwelling long intestinal tube. He was admitted to our hospital for treatment of sigmoid colon cancer. He underwent sigmoidectomy to release a bowel obstruction, and had a long intestinal tube inserted to decompress the intestinal tract. He presented acute dyspnea following prolonged intestinal intubation, and bronchoscopy showed bilateral vocal cord paralysis. The NGT was removed immediately, and tracheotomy was performed. The patient was finally discharged in a fully recovered state. NTS be considered in patients complaining of acute upper airway obstruction, not only with a NGT inserted but also with a long intestinal tube.Naoki Sano Masayoshi Yamamoto Kentaro Nagai Keiichi Yamada Nobuhiro Ohkohchi 2016World Journal of Gastroenterology2016,22,15:11
3Colon perforation due to antigenemia-negative cytomegalovirus gastroenteritis after liver transplantation: A case report and review of literature显示文摘BACKGROUND Cytomegalovirus(CMV) remains a critical complication after solid-organ transplantation. The CMV antigenemia(AG) test is useful for monitoring CMV infection. Although the AG-positivity rate in CMV gastroenteritis is known to be low at onset, almost all cases become positive during the disease course. We treated a patient with transverse colon perforation due to AG-negative CMV gastroenteritis, following a living donor liver transplantation(LDLT).CASE SUMMARY The patient was a 52-year-old woman with decompensated liver cirrhosis as a result of autoimmune hepatitis who underwent a blood-type compatible LDLT with her second son as the donor. On day 20 after surgery, upper and lower gastrointestinal endoscopy(GE) revealed multiple gastric ulcers and transverse colon ulcers. The biopsy tissue immunostaining confirmed a diagnosis of CMV gastroenteritis. On day 28 after surgery, an abdominal computed tomography revealed transverse colon perforation, and simple lavage and drainage were performed along with an urgent ileostomy. Although the repeated remission and aggravation of CMV gastroenteritis and acute cellular rejection made the control of immunosuppression difficult, the upper GE eventually revealed an improvement in the gastric ulcers, and the biopsy samples were negative for CMV. The CMV-AG test remained negative, therefore, we had to evaluate the status of the CMV infection on the basis of the clinical symptoms and GE.CONCLUSION This case report suggests a monitoring method that could be useful for AGnegative CMV gastroenteritis after a solid-organ transplantation.Takahiro Yokose Hideaki Obara Masahiro Shinoda Yutaka Nakano Minoru Kitago Hiroshi Yagi Yuta Abe Yohei Yamada Kentaro Matsubara Go Oshima Shutaro Hori Sho Ibuki Hisanobu Higashi Yuki Masuda Masanori Hayashi Miho Kawaida Takehiko Mori Takumi Fujimura Ken Hoshino Kaori Kameyama Tatsuo Kuroda Yuko Kitagawa 2019World Journal of Gastroenterology2019,25,15:5
4Efficacy of tolvaptan in patients with refractory ascites in a clinical setting显示文摘AIM: To elucidate the efficacies of tolvaptan(TLV) as a treatment for refractory ascites compared with conventional treatment. METHODS: We retrospectively enrolled 120 refractory ascites patients between January 1, 2009 and September 31, 2014. Sixty patients were treated with oral TLV at a starting dose of 3.75 mg/d in addition to sodium restriction(> 7 g/d), albumin infusion(10-20 g/wk), and standard diuretic therapy(20-60 mg/d furosemide and 25-50 mg/d spironolactone) and 60 patients with large volume paracentesis in addition to sodium restriction(less than 7 g/d), albumin infusion(10-20 g/wk), and standard diuretic therapy(20-120 mg/d furosemide and 25-150 mg/d spironolactone). Patient demographics and laboratory data, including liver function, were not matched due to the small number of patients. Continuous variables were analyzed by unpaired t-test or paired t-test. Fisher's exact test was applied in cases comparing two nominal variables. We analyzed factors affecting clinical outcomes using receiver operating characteristic curves and multivariate regression analysis. We also used multivariate Cox's proportional hazard regression analysis to elucidate the risk factors that contributed to the increased incidence of ascites.RESULTS: TLV was effective in 38(63.3%) patients. The best cut-off values for urine output and reduced urine osmolality as measures of refractory ascites improvement were > 1800 mL within the first 24 h and > 30%, respectively. Multivariate regression analysis indicated that > 25% reduced urine osmolality [odds ratio(OR) = 20.7; P < 0.01] and positive hepatitis C viral antibodies(OR = 5.93; P = 0.05) were positively correlated with an improvement of refractory ascites, while the total bilirubin level per 1.0 mg/dL(OR = 0.57;P = 0.02) was negatively correlated with improvement. In comparing the TLV group and controls, only the serum sodium level was significantly lower in the TLV group(133 mE q/L vs 136 mE q/L; P = 0.02). However, there were no significant differences in the other parameters between the two groups. The cumulative incidence rate was significantly higher in the control group with a median incidence time of 30 d in the TLV group and 20 d in the control group(P = 0.01). Cox hazard proportional multivariate analysis indicated that the use of TLV(OR = 0.58; P < 0.01), uncontrolled liver neoplasms(OR = 1.92; P < 0.01), total bilirubin level per 1.0 mg/dL(OR = 1.10; P < 0.01), and higher sodium level per 1.0 m Eq/L(OR = 0.94; P < 0.01) were independent factors that contributed to incidence. CONCLUSION: Administration of TLV results in better control of refractory ascites and reduced the incidence of additional invasive procedures or hospitalization compared with conventional ascites treatments.Takamasa Ohki Koki Sato Tomoharu Yamada Mari Yamagami Daisaku Ito Koki Kawanishi Kentaro Kojima Michiharu Seki Nobuo Toda Kazumi Tagawa 2015World Journal of Hepatology2015,7,12:4
5Rescue case of low birth weight infant with acute hepatic failure显示文摘We report a case involving a rescued low birth weight infant(LBWI) with acute liver failure. Case: The patient was 1594 g and 32^(3/7) gestational wk at birth. At the age of 11 d, she developed acute liver failure due to gestational alloimmune liver disease. Exchange transfusion and high-dose gamma globulin therapy were initiated, and body weight increased with enteral nutrition. Exchange transfusion was performed a total of 33 times prior to living donor liver transplantation(LDLT). Her liver dysfunction could not be treated by medications alone. At 55 d old and a body weight of 2946 g, she underwent LDLT using an S2 monosegment graft from her mother. Three years have passed with no reports of intellectual disability or liver dysfunction. LBWIs with acute liver failure may be rescued by LDLT after body weight has increased to over 2500 g.Noriki Okada Yukihiro Sanada Taizen Urahashi Yoshiyuki Ihara Naoya Yamada Yuta Hirata Takumi Katano Kentaro Ushijima Shinya Otomo Shujiro Fujita Koichi Mizuta 2017World Journal of Gastroenterology2017,23,40:2
6Skull metastasis from hepatocellular carcinoma with chronic hepatitis B显示文摘A 56-year-old male visited our hospital for evaluation of an occipital mass.Contrast computed tomography showed hypervascular enhancement with osteolytic change in the skull and a huge enhanced mass in the liver.Magnetic resonance imaging showed bone metastasis in the thoracic vertebrae.Assays for hepatitis B surface antigen and hepatitis B core antibody were positive and his liver condition was Child-Pugh grade A.Our diagnosis was hepatocellular carcinoma(HCC) with skull and vertebrae metastases on chronic hepatitis B.He was treated with radiation therapy for bone metastases and transcatheter arterial chemoembolization for HCC.But he developed acute respiratory failure because of aspiration pneumonia,congestion and oedema with haemorrhage of the lungs and died.Dissection showed HCC with multiple bone metastases.The liver tumor was categorized as well-differentiated HCC,Edmondson classification Ⅰ,trabecular type and pseudoglandular type.In the liver mild infiltration of lymphocytes was seen in Glisson's capsules which were signif icantly enlarged with well preserved limiting plates.Piecemeal necrosis was not obvious.No fibrosis was noted.An 8 cm × 7 cm × 3 cm metastatic lesion had formed in the left occipitotemporal part of the cranial bone.The lesion was osteolytic and showed invasion into the dura mater.Neither the subdural cavity nor the brain showed involvement from the metastatic tumor.However,skull metastasis from HCC is very rare and it affects the patient's prognosis and the quality of life.Therefore,it is very important to make an early diagnosis and carry out proper management of skull metastasis from HCC.Takashi Goto Takahiro Dohmen Kouichi Miura Shigetoshi Ohshima Kazuo Yoneyama Tomomi Shibuya Ei Kataoka Daisuke Segawa Wataru Sato Yumiko Anezaki Hajime Ishii Daigo Kon Ikuhiro Yamada Kentaro Kamada Hirohide Ohnishi 2010World Journal of Gastrointestinal Oncology2010,2,3:2
7FDG PET/CT Findings in Malignant Intraductal Papillary Mucinous Neoplasm of the Bile Ducts显示文摘Kentaro Takanami Tomomichi Hiraide Tomohiro Kaneta Hiroki Hayashi Michiaki Unno Fumiyoshi Fujishima Hiroshi Fukuda Shogo Yamada Shoki Takahashi 2010Clinical Nuclear Medicine2010,,2:1
8Stress Analyses and Fatigue Evaluation of Rib-to- Deck Joints in Steel Orthotropic Decks显示文摘Zhi-Gang Xiao Kentaro Yamada Samol Ya 2008Interna- tional Journal of Fatigue2008,,30:1
9Stress analyses and fatigue evaluation of rib-to-deck joints in steel orthotropic decks显示文摘Zhi-Gang Xiao Kentaro Yamada Samol Ya Xiao- Ling Zhao 2008In- ternational of Fatigue2008,30,:1
10FDG PET/CT Findings in Malignant Intraductal Papillary Mucinous Neoplasm of the Bile Ducts显示文摘Kentaro Takanami Tomomichi Hiraide Tomohiro Kaneta Hiroki Hayashi Michiaki Unno Fumiyoshi Fujishima Hiroshi Fukuda Shogo Yamada Shoki Takahashi 2010Clinical Nuclear Medicine2010,,2:1
11Fatigue Cracks in Longitudinal Ribs of Steel Orthotro- pic Deck显示文摘Zhi-gang Xiao Kentaro Yamada Jirou Inoue 2006International Journal of Fatigue2006,,28:1
12A Method of Deter- mining Geometric Stress for Fatigue Strength Evalua- tion of Steel Welded Joints显示文摘Zhi-Gang Xiao Kentaro Yamada 2004International Journal of Fatigue2004,,26:1
13Fatigue cracks in longitudinal ribs of steel orthotropic deck显示文摘Zhi-Gang Xiao Kentaro Yamada Jirou Inoue Kouta Yamaguchi 2005International Journal of Fatigue2005,,4:1
14Cytotoxic human peripheral blood-derived γδT cells kill glioblastoma cell lines: implications for cell-based immunotherapy for patients with glioblastoma显示文摘Tsutomu Nakazawa Mitsutoshi Nakamura Young Soo Park Yasushi Motoyama Yasuo Hironaka Fumihiko Nishimura Ichiro Nakagawa Shuichi Yamada Ryosuke Matsuda Kentaro Tamura Tadashi Sugimoto Yasuhiro Takeshima Akiko Marutani Takahiro Tsujimura Noriko Ouji Yukiteru 2014Journal of Neuro-Oncology2014,,1:1
15CEA-Antigen and SCC-Antigen mRNA Expression in Peripheral Blood Predict Hematogenous Recurrence After Resection in Patients with Esophageal Cancer显示文摘Koji Tanaka Masahiko Yano Masaaki Motoori Kentaro Kishi Isao Miyashiro Tatsushi Shingai Kunihito Gotoh Shingo Noura Hidenori Takahashi Masayuki Ohue Terumasa Yamada Hiroaki Ohigashi Takashi Yamamoto Tomoyuki Yamasaki Yuichiro Doki Osamu Ishikawa 2010Annals of Surgical Oncology2010,,:1
16Zircon fission-track dating of NIED Nojima fault drilling cores at Hirabayashi horehole 显示文摘Yamada Ryuji Matsuda Tatsuo Omura Kentaro 2005The Earthquake Engineering Online Archive2005,39,75546:1
17A method of determining geometric stress for fatigue strength evaluation of steel welded joints显示文摘Xiao Zhi Gang Kentaro Yamada 2004International Journal of Fatigue2004,26,:1
18Genotype‐directed, dose‐finding study of irinotecan in cancer patients with UGT1A1*28 and/or UGT1A1*6 polymorphisms显示文摘Taroh Satoh Takashi Ura Yasuhide Yamada Kentaro Yamazaki Toshimasa Tsujinaka Masaki Munakata Tomohiro Nishina Shu Okamura Taito Esaki Yasutsuna Sasaki Wasaburo Koizumi Yoshihiro Kakeji Naoki Ishizuka Ichinosuke Hyodo Yuh Sakata 2011Cancer Science2011,,10:1
19Rescue of Rabies Virus from Cloned cDNA and Identification of the Pathogenicity-Related Gene:Glycoprotein Gene Is Associated with Virulence for Adult Mice显示文摘Naoto Ito Mutsuyo Takayama Kentaro Yamada Makoto Sugiyama And Nobuyuki Minamoto 2001Journal of Virology2001,75,19:1
20A method of determining geometric stress for fatigue strength evaluation of steel welded joints 显示文摘Xiao Zhi-Gang Kentaro Yamada 2004International Journal of Fatigue2004,,26:1
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