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2078篇 您的检索式:作者名="MUTO"
    题名 作者 年代 出处 被引量
1Combined chemo-radiotherapy in locally advanced nasopharyngeal carcinomas显示文摘AIM:To provide efficacy and safety data about the combined use of radiotherapy and chemo-radiotherapy in nasopharyngeal carcinoma(NPC).METHODS:We reviewed data of 40 patients with locally advanced NPC treated with induction chemotherapy followed by concomitant chemo-radiotherapy(CCRT)(22/40 patients)or CCRT alone(18/40)from March 2006 to March 2012.Patients underwent fiberoscopy with biopsy of the primitive tumor,and computed tomography scan of head,neck,chest and abdomen with and without contrast.Cisplatin was used both as induction and as concomitant chemotherapy,while 3D conformal radiation therapy was delivered to the nasopharynx and relevant anatomic regions(total dose,70 Gy).The treatment was performed using 6 MV photons of the linear accelerator administered in 2 Gy daily fraction for five days weekly.This retrospective analysis was approved by the review boards of the participating institutions.Patients gave their consent to treatment and to anonymous analysis of clinical data.RESULTS:Thirty-three patients were males and 7 were females.Median follow-up time was 58 mo(range,1-92 mo).In the sub-group of twenty patients with a follow-up time longer than 36 mo,the 3-year survival and disease free survival rates were 85%and 75%,respectively.Overall response rate both in patients treated with induction chemotherapy followed by CCRT and in those treated with CCRT alone was 100%.Grade 3 neutropenia was the most frequent acute side-effect and it occurred in 20 patients.Grade 2 mucositis was seen in 29 patients,while grade 2 xerostomia was seen in 30 patients.Overall toxicity was manageable and it did not cause any significant treatment delay.In the whole sample population,long term toxicity included grade 2 xerostomia in 22 patients,grade 1 dysgeusia in 17 patients and grade 1 subcutaneous fibrosis in 30 patients.CONCLUSION:Both CCRT and induction chemotherapy followed by CCRT showed excellent activity in locally advanced NPC.The role of adjuvant chemotherapy remains to be defined.Francesco Perri Giuseppina Della Vittoria Scarpati Carlo Buonerba Giuseppe Di Lorenzo Francesco Longo Paolo Muto Concetta Schiavone Fabio Sandomenico Francesco Caponigro 2013World Journal of Clinical Oncology2013,4,2:22
2Laparoscopy in the management of hilar cholangiocarcinoma显示文摘The use of minimally invasive surgery has become widely accepted in many gastrointestinal fields,even in patients with malignancy.However,performing laparoscopic resection for the treatment of hilar cholangiocarcinoma is still not universally accepted as an alternative approach to open surgery,and only a limited number of such procedures have been reporteddue to the difficulty of performing oncologic resection and the lack of consensus regarding the adequacy of this approach.Laparoscopy was initially limited to staging,biopsy and palliation.Recent technological developments and improvements in endoscopic procedures have greatly expanded the applications of laparoscopic liver resection and lymphadenectomy,and some reports have described the use of laparoscopic or robot-assisted laparoscopic resection for hilar cholangiocarcinoma as being feasible and safe in highly selected cases,with the ability to obtain an adequate surgical margin.However,the benefits of major laparoscopic surgery have yet to be conclusively proven,and carefully selecting patients is essential for successfully performing this procedure.Akihiro Cho Hiroshi Yamamoto Osamu Kainuma Yorihiko Muto Hiroo Yanagibashi Toru Tonooka Takahito Masuda 2014World Journal of Gastroenterology2014,20,41:18
3Assessment of KL-6 as a tumor marker in patients with hepatocellular carcinoma显示文摘AIM: To investigate the clinical significance of KL-6 as a tumor marker of HCC in two different ethnic groups with chronic liver disease consecutively encountered at outpatient clinics.METHODS: Serum KL-6 was measured by the sandwich enzyme immunoassay method using the KL-6 antibody (Ab) as both the capture and tracerAb according to the manufacturer's instructions (Eisai, Tokyo, Japan).Assessment of alpha fetoprotein (AFP) and protein induced vitamin K deficiency or absence (PIVKA-Ⅱ) was performed in both groups using commercially available kits.RESULTS: A significantly higher mean serum KL-6(556±467 U/L) was found in HCC in comparison with non-HCC groups either with (391±176 U/L; P<0.001)or without (361±161 U/L; P<0.001) liver cirrhosis (LC).Serum KL-6 level did not correlate with either AFP or PIVKA-Ⅱ serU/Levels. Using receiver operating curve analysis for KL-6 as a predictor for HCC showed that the area under the curve was 0.574 (95%CI = 0.50-0.64)and the KL-6 level that gave the best sensitivity (61%) was found to be 334 U/L but according to the manufacturer's instructions; a cut-off point of 500 U/Lwas used that showed the highest specificity (80%)in comparison with AFP and PIVKA-Ⅱ (78% vs 72%respectively). Combining the values of the three markers improved specificity of AFP for HCC diagnosis from 78%for AFP alone; 93% for AFP plus PIVKA-Ⅱ to 99% for both plus KL-6 value (P<0.001). Mean serum alkaline phosphatase level was significantly higher in KL-6positive (564±475) in comparison with KL-6 negative (505±469) HCC patients (P = 0.021), but such a difference was not found among non-HCC corresponding groups.CONCLUSION: KL-6 is suggested as a tumor for HCC.Its positivity may reflect HCC-associated cholestasis and/or local tumor invasion.Amal Gad Eiji Tanaka Akihiro Matsumoto Moushira Abd-el Wahab Abd el-Hamid Serwah Fawzy Attia Khalil Ali Howayda Hassouba Abd el-Raoof el-Deeb Tetsuya Ichijyo Takeji Umemura Hidetomo Muto Kaname Yoshizawa Kendo Kiyosawa 2005World Journal of Gastroenterology2005,11,42:8
4Optimal management of a patient with recurrent nasopharyngeal carcinoma显示文摘Nasopharyngeal carcinoma is rare in western countries, accounting for less than 1% of all malignancies. Despite prognosis is satisfactory for newly diagnosed, non-metastatic disease, management of recurrent disease is challenging, with a survival expectancy of approximately 6 mo with the use of chemotherapy as the sole salvage treatment. We report a case of recurrent nasopharyngeal carcinoma treated with a combination of chemotherapy, radiotherapy and surgery in the context of a multidisciplinary approach. A durable complete response was achieved.Francesco Perri Italo Dell’Oca Paolo Muto Concetta Schiavone Corrado Aversa Franco Fulciniti Raffaele Solla Giuseppina Della Vittoria Scarpati Carlo Buonerba Giuseppe Di Lorenzo Francesco Caponigro 2014World Journal of Clinical Cases2014,2,7:8
5Unexpected metastasis of intraductal papillary neoplasm of the bile duct without an invasive component to the brain and lungs:A case report显示文摘BACKGROUND Despite an expanding number of studies on intraductal papillary neoplasm of the bile duct(IPNB),distant metastasis remains unexplained especially in cases of carcinoma in situ.In the present study,we report a rare and interesting case of IPNB without invasive components that later metastasized to lungs and brain.CASE SUMMARY A 69-year-old male was referred to our hospital due to suspected cholangiocarcinoma.Laboratory tests on admission reported a mild elevation of alkaline phosphatase,γ-glutamyl transpeptidase,and total bilirubin in serum.Endoscopic retrograde cholangiography revealed a filling defect in the common bile duct(CBD)extending to the left hepatic duct.Peroral cholangioscopy delineated a tumor in the CBD that had a papillary pattern.Multidetector computed tomography and magnetic resonance cholangiopancreatography detected partial blockage ot interlude in the CBD leading to cholestasis without evidence of metastasis.Therefore,a diagnosis of IPNB cT1N0M0 was established.Left hepatectomy with bile duct reconstruction was performed.Pathological examination confirmed an intraepithelial neoplasia pattern without an invasive component and an R0 resection achievement.The patient was monitored carefully by regular examinations.However,at 32 mo after the operation,a 26 mm tumor in the lungs and a 12 mm lesion in the brain were detected following a suspicious elevated CA 19-9 level.Video-assisted thoracoscopic surgery of left upper lobectomy and stereotactic radiotherapy are indicated.In addition to histopathological results,a genomic profiling analysis using whole exome sequencing subsequently confirmed lung metastasis originating from bile duct cancer.CONCLUSION This case highlights the important role of genomic profiling analysis using whole exome sequencing in identifying the origin of metastasis in patients with IPNB.Nguyen Hai Nam Kojiro Taura Masashi Kanai Keita Fukuyama Norimitsu Uza Hirona Maeda Yojiro Yutaka Toyofumi F Chen-Yoshikawa Manabu Muto Shinji Uemoto 2020World Journal of Gastroenterology2020,26,3:5
6Proposal of criteria to select candidates with colorectal liver metastases for hepatic resection:Comparison of our scoring system to the positive number of risk factors显示文摘AIM: To select accurately good candidates of hepatic resection for colorectal liver metastasis. METHODS: Thirteen clinicopathological features, which were recognized only before or during surgery, were selected retrospectively in 81 consecutive patients in one hospital (GroupⅠ). These features were entered into a multivariate analysis to determine independent and significant variables affecting long-term prognosis after hepatectomy. Using selected variables, we created a scoring formula to classify patients with colorectal liver metastases to select good candidates for hepatic resection. The usefulness of the new scoring system was examined in a series of 92 patients from another hospital (Group Ⅱ), comparing the number of selected variables. RESULTS: Among 81 patients of GroupⅠ, multivariate analysis, i.e. Cox regression analysis, showed that multiple tumors, the largest tumor greater than 5 cm in diameter, and resectable extrahepatic metastases were significant and independent prognostic factors for poor survival after hepatectomy (P < 0.05). In addition, these three factors: serosa invasion, local lymph node metastases of primary cancers, and post- operative disease free interval less than 1 year including synchronous hepatic metastasis, were not significant, however, they were selected by a stepwise method of Cox regression analysis (0.05 < P < 0.20). Using these six variables, we created a new scoring formula to classify patients with colorectal liver metastases. Finally, our new scoring system not only classified patients in GroupⅠvery well, but also that in Group Ⅱ, according to long-term outcomes after hepatic resection. The positive number of these six variables also classified them well.CONCLUSION: Both, our new scoring system and the positive number of significant prognostic factors are useful to classify patients with colorectal liver metastases in the preoperative selection of good candidates for hepatic resection.Ikuo Nagashima Tadahiro Takada Miki Adachi Hirokazu Nagawa Tetsuichiro Muto Kota Okinaga 2006World Journal of Gastroenterology2006,12,39:5
7Treatment of colorectal carcinoids:A new paradigm显示文摘It is often difficult to evaluate the grade of malignancy and choose an appropriate treatment for colorectal carcinoids in clinical settings. Although tumor size and depth of invasion are evidently not enough to stratify the risk of this rare tumor, the present guidelines or staging systems do not mention other clinicopathological variables. Recent studies, however, have shed light on the impact of lymphovascular invasion on the outcome of colorectal carcinoids. It has been revealed that the presence of lymphovascular invasion was among the strongest risk factors for metastasis along with tumor size and depth of invasion. Furthermore, tumors smaller than 1 cm, within submucosal invasion and without lymphovascular invasion, carry minimal risk for metastasis with 100% 5-year survival in the studies from Japan as well as from the USA. This would suggest that these tumors could be curatively treated by endoscopic resection or transanal local excision. On the other hand, colorectal carcinoids with either lymphovascular invasion or tumor size larger than 1 cm carry the risk for metastasis equivalent to adenocarcinomas. Therefore, it should be emphasized that histological examination of lymphovascular invasion is mandatory in the specimens obtained by endoscopic resection or transanal local excision, as this would provide useful information for determining the need for additional radical surgery with regional lymph node dissection. Although the present guidelines or TNM staging system do not mention the impact of lymphovascular invasion, this would be among the next promising targets in order to establish better guidelines and staging systems, particularly in early-stage colorectal carcinoids.Tsuyoshi Konishi Toshiaki Watanabe Hirokazu Nagawa Masatoshi Oya Masashi Ueno Hiroya Kuroyanagi Yoshiya Fujimoto Takashi Akiyoshi Toshiharu Yamaguchi Tetsuichiro Muto 2010World Journal of Gastrointestinal Surgery2010,2,5:5
8Magnifying Narrowband Imaging Is More Accurate Than Conventional White-Light Imaging in Diagnosis of Gastric Mucosal Cancer显示文摘Yasumasa Ezoe Manabu Muto Noriya Uedo Hisashi Doyama Kenshi Yao Ichiro Oda Kazuhiro Kaneko Yoshiro Kawahara Chizu Yokoi Yasushi Sugiura Hideki Ishikawa Yoji Takeuchi Yoshibumi Kaneko Yutaka Saito 2011Gastroenterology2011,,6:4
9Narrow-Band Imaging in the Diagnosis of Colorectal Mucosal Lesions: A Pilot Study显示文摘H. Machida Y. Sano Y. Hamamoto M. Muto T. Kozu H. Tajiri S. Yoshida 2004Endoscopy2004,,12:4
10Rebalancing China's Economic Growth:Some Insights from Japan's Experience显示文摘最大的挑战中国脸之一正在重塑它经济生长的重重地投资驱动的模式。由调查怎么日本的经济生长模式重新平衡在 1970 年代被认识到,我们显示以一个和谐方法在因素费用(劳动费用和大写的费用) 改正失真,在重新平衡是必要的。另外,我们指日本的经验显示那国内生长重新平衡未必确实导致外部重新平衡。Tomoyuki Fukumoto Ichiro Muto 2012China & World Economy2012,20,1:4
11Matrix metalloproteinase-2 as a superior biomarker for peritoneal deterioration in peritoneal dialysis显示文摘AIM: To investigate the efficacy of effluent biomarkers for peritoneal deterioration with functional decline in peritoneal dialysis(PD). METHODS: From January 2005 to March 2013, the subjects included 218 PD patients with end-stage renal disease at 18 centers. Matrix metalloproteinase-2(MMP-2), interleukin-6(IL-6), hyaluronan, and cancer antigen 125(CA125) in peritoneal effluent were quantified with enzyme-linked immunosorbent assay. Peritoneal solute transport rate was assessed by peritoneal equilibration test(PET) to estimate peritoneal deterioration. RESULTS: The ratio of the effluent level of creatinine(Cr) obtained 4 h after injection(D) to that of plasma was correlated with the effluent levels of MMP-2(ρ = 0.74, P < 0.001), IL-6(ρ = 0.46, P < 0.001), and hyaluronan(ρ = 0.27, P < 0.001), but not CA125(ρ = 0.13, P = 0.051). The area under receiver operating characteristic curve for the effluent levels of MMP-2, IL-6, and hyaluronan against high PET category were 0.90, 0.78, 0.62, and 0.51, respectively. No patient developed new-onset encapsulating peritoneal sclerosis for at least 1.5 years after peritoneal effluent sampling.CONCLUSION: The effluent MMP-2 level most closely reflected peritoneal solute transport rate. MMP-2 can be a reliable indicator of peritoneal deterioration with functional decline.Ichiro Hirahara Eiji Kusano Yoshiyuki Morishita Makoto Inoue Tetsu Akimoto Osamu Saito Shigeaki Muto Daisuke Nagata 2016World Journal of Nephrology2016,5,2:4
12A new technique for endoscopic mucosal resection with an insulated-tip electrosurgical knife improves the completeness of resection of intramucosal gastric neoplasms显示文摘Shin’ichi Miyamoto Manabu Muto Yasuo Hamamoto Narikazu Boku Atsushi Ohtsu Satoshi Baba Motoki Yoshida Masana Ohkuwa Kouichi Hosokawa Hisao Tajiri Shigeaki Yoshida 2002Gastrointestinal Endoscopy2002,,4:3
13Preoperative chemoradiation and extended pelvic lymphadenectomy for rectal cancer:Two distinct principles显示文摘Extended pelvic lymphadenectomy(EPL) with total mesorectal excision(TME) has been reported to provide oncological benefit in lower rectal cancer in Japan.In Western countries EPL is not widely accepted because of frequent morbidity but instead preoperative chemoradiation(CRT) followed by TME has been established as a standard treatment for decreasing local recurrence.Recently,several studies have focused on the comparison between these two distinct therapeutic approaches in Western countries and Japan.A study comparing Dutch trial data and Japanese data revealed that EPL and RT are almost equivalent in decreasing local recurrence in lower rectal cancer as compared with TME alone.Considering that almost 45 survival can be achieved by EPL even in the presence of metastatic lateral lymph nodes(LLNs),EPL performed by experienced surgeons definitely contributes to decrease local recurrence.On the other hand,a randomized controlled trial in Japan that compared EPL with conventional TME following preoperative RT revealed that EPL is associated with a higher frequency of sexual and urinary dysfunction without oncological benefits in the presence of preoperative RT.On this point,preoperative CRT followed by conventional TME without EPL would be a better therapeutic approach in patients without evident metastatic LLNs.For future treatment,it would be desirable to have a narrower indication for EPL using full advantage of recent improvement in image diagnosis.Although objective comparison of these two principles between Japan and the West is difficult due to differences in patient groups,further studies would lead to the next great step towards future improvement in treating lower rectal cancer.Tsuyoshi Konishi Toshiaki Watanabe Hirokazu Nagawa Masatoshi Oya Masashi Ueno Hiroya Kuroyanagi Yoshiya Fujimoto Takashi Akiyoshi Toshiharu Yamaguchi Tetsuichiro Muto 2010World Journal of Gastrointestinal Surgery2010,2,4:3
14构建公铁货物一体化运输系统的基础分析显示文摘建立多种运输方式一体化运输系统要考虑一些基础要素,如货物特点、托运人和承运人的评价,及其运输网的通道条件等.货物特点决定了相关潜在需求和不同交通方式组合形成多式一体化运输的可能性.托运人和承运人的评价会对运输方式的选择产生重要影响.而运输网的通道条件要求各种运输方式改进相应的运输设备及服务.本文对这些要素进行对比分析,并讨论了形成公铁货物一体化运输系统的可能性及相关问题,最后,提出一些改进铁路货运服务的建议.LI Guoquan TAMURA Kazuki MUTO Masai OKUDA Daiki 2014交通运输系统工程与信息2014,14,6:3
15Spermatogenesis in aged rats after prenatal 3,3′,4,4′,5-pentachlorobiphenyl exposure显示文摘Shin Wakui Fumio Takagi Tomoko Muto Kiyofumi Yokoo Shyou Hirono Yasuko Kobayashi Kinji Shirota Fumiaki Akahori Yoshihiko Suzuki Hiroshi Hano Hitoshi Endou Yoshikatsu Kanai 2007Toxicology2007,,2:3
16Study on Shock Wave and Turbulent Boundary Layer Interactions in a Square Duct at Mach 2 and 4显示文摘在这份报纸,为在管的超声的内部流动的调查的马赫 4 超声的风隧道的轮廓第一被描述。第二, 2 和马赫 4 伪吃惊在方形的管挥动的马赫的地点,结构和特征被颜色 schlieren 相片和管墙压力调查变化大小。最后,墙砍有马赫 4 伪吃惊的方形的管的墙挥动的方面,顶和底部上的压力分布是由 shear 的调查品质上压力敏感的液体水晶可视化方法。在第一震动下面的方面墙边界层分离区域在最高的墙附近是狭窄的,当在第一震动下面的方面墙边界层分离区域在底部墙附近是很宽的时。关键词超声的内部流动 - 伪吃惊波浪 - 流动可视化 - 砍压力敏感的液体水晶 CLC 数字 O357.Hiromu SUGIYAMA Ryojiro MINATO Kazuhide MIZOBATA Akira TOJO Yohei MUTO 2006Journal of Thermal Science2006,15,1:3
17Modulation of the fecal bile acid profile by gut microbiota in cirrhosis显示文摘Genta Kakiyama William M. Pandak Patrick M. Gillevet Phillip B. Hylemon Douglas M. Heuman Kalyani Daita Hajime Takei Akina Muto Hiroshi Nittono Jason M. Ridlon Melanie B. White Nicole A. Noble Pamela Monteith Michael Fuchs Leroy R. Thacker Masoumeh Sikaro 2013Journal of Hepatology2013,,5:3
18Correlations between lymph node metastasis and depth of submucosal invasion in submucosal invasive colorectal carcinoma: a Japanese collaborative study显示文摘Kazuaki Kitajima Takahiro Fujimori Shigehiko Fujii Jun Takeda Yasuo Ohkura Hitoshi Kawamata Toshihide Kumamoto Shingo Ishiguro Yo Kato Tadakazu Shimoda Akinori Iwashita Yoichi Ajioka Hidenobu Watanabe Toshiaki Watanabe Tetsuichiro Muto Ko Nagasako 2004Journal of Gastroenterology2004,,6:2
19Narrow Band Imaging: A New Diagnostic Approach to Visualize Angiogenesis in Superficial Neoplasia显示文摘Manabu Muto Chikatoshi Katada Yasushi Sano Shiegaki Yoshida 2005Clinical Gastroenterology and Hepatology2005,,7:2
20Significance of K-ras mutation and CEA level in pancreatic juice in the diagnosis of pancreatic cancer显示文摘Noriaki Futakawa Wataru Kimura Seiichi Yamagata Bin Zhao Han Ilsoo Tomomi Inoue Naohiro Sata Yoneei Kawaguchi Yoshiro Kubota Tetsuichiro Muto 2000Journal of Hepato - Biliary - Pancreatic Surgery2000,,1:2
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