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5篇 您的检索式:作者名="Yukihisa Nishimura"
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1Progression of remnant gastric cancer is associated with duration of follow-up following distal gastrectomy显示文摘AIM: To re-evaluate the recent clinicopathological features of remnant gastric cancer (RGC) and to develop desirable surveillance programs. METHODS: Between 1997 and 2008, 1149 patients underwent gastrectomy for gastric cancer at the Department of Digestive Surgery, Kyoto Prefectural University of Medicine, Japan. Of these, 33 patients underwent gastrectomy with lymphadenectomy for RGC. Regarding the initial gastric disease, there were 19 patients with benign disease and 14 patients with gastric cancer. The hospital records of these patients were reviewed retrospectively. RESULTS: Concerning the initial gastric disease, the RGC group following gastric cancer had a shorter interval [P < 0.05; gastric cancer vs benign disease: 12 (2-22) vs 30 (4-51) years] and were more frequently reconstructed by Billroth-Ⅰ procedure than those following benign lesions (P < 0.001). Regarding reconstruction, RGC following Billroth-Ⅱ reconstruction showed a longer interval between surgical procedures [P < 0.001; Billroth-Ⅱ vs Billroth-Ⅰ: 32 (5-51) vs 12 (2-36) years] and tumors were more frequently associated with benign disease (P < 0.001) than those following Billroth-Ⅰ reconstruction. In tumor location of RGC, after Billroth-Ⅰ reconstruction, RGC occurred more frequently near the suture line and remnant gastric wall. After Billroth-Ⅱ reconstruction, RGC occurred more frequently at the anastomotic site. The duration of follow-up was significantly associated with the stage of RGC (P < 0.05). Patients diagnosed with early stage RGC such as stage Ⅰ-Ⅱ tended to have been followed up almost every second year. CONCLUSION: Meticulous follow-up examination and early detection of RGC might lead to a better prognosis. Based on the initial gastric disease and the procedure of reconstruction, an appropriate follow-up interval and programs might enable early detection of RGC.Shuhei Komatsu Daisuke Ichikawa Kazuma Okamoto Daito Ikoma Masahiro Tsujiura Yukihisa Nishimura Yasutoshi Murayama Atsushi Shiozaki Hisashi Ikoma Yoshiaki Kuriu Masayoshi Nakanishi Hitoshi Fujiwara Toshiya Ochiai Yukihito Kokuba Eigo Otsuji 2012World Journal of Gastroenterology2012,18,22:25
2A metabolomic approach to lung cancer显示文摘Suya Hori Shin Nishiumi Kazuyuki Kobayashi Masakazu Shinohara Yukihisa Hatakeyama Yoshikazu Kotani Naoya Hatano Yoshimasa Maniwa Wataru Nishio Takeshi Bamba Eiichiro Fukusaki Takeshi Azuma Tadaomi Takenawa Yoshihiro Nishimura Masaru Yoshida 2011Lung Cancer2011,,2:2
3Association between ADAMTS13 activity-VWF antigen imbalance and the therapeutic effect of HAIC in patients with hepatocellular carcinoma显示文摘BACKGROUND Prediction of HAIC treatment response is important for improving the prognosis in patients with hepatocellular carcinoma(HCC).The progression of HCC is related to hypercoagulability and angiogenesis.It is known that ADAMTS13 and von Willebrand factor(VWF)are related to hypercoagulability.In addition,previous study reported that the association between ADAMTS13 and VWF,and angiogenesis via vascular endothelial growth factor(VEGF).Recently,ADAMTS13 and VWF have been associated with the prognosis in patients with various kinds of cancer undergoing chemotherapy.AIM To investigate whether ADAMTS13 and VWF become useful biomarkers of treatment response in HCC patients before the initiation of HAIC treatment.METHODS Seventy-two patients were enrolled in this study.ADAMTS13 activity(ADAMTS13:AC),VWF antigen(VWF:Ag)and VEGF levels were determined via enzyme-linked immunosorbent assay.Univariable and multivariable analyses were performed to determine the predictive factors of treatment response in patients with HCC undergoing HAIC treatment.RESULTS ADAMTS13:AC levels in HCC patients with stable disease(SD)+partial response(PR)of HAIC treatment were significantly higher than those with progressive disease(PD)(P<0.05).In contrast,VWF:Ag/ADAMTS13:AC ratio and VEGF levels in HCC patients with SD+PR were significantly lower than those with PD(both P<0.05).Patients with high VWF:Ag/ADAMTS13:AC ratio(>2.7)had higher VEGF levels than those with low ratio(≤2.7).Multivariable analysis revealed that VWF:Ag/ADAMTS13:AC ratio was a predictive factor of HAIC treatment response.CONCLUSION VWF:Ag/ADAMTS13:AC ratio may become a useful biomarker of treatment response in HCC patients before the initiation of HAIC treatment.Hiroaki Takaya Tadashi Namisaki Kei Moriya Naotaka Shimozato Kosuke Kaji Hiroyuki Ogawa Koji Ishida Yuki Tsuji Daisuke Kaya Hirotestu Takagi Yukihisa Fujinaga Norihisa Nishimura Yasuhiko Sawada Hideto Kawaratani Takemi Akahane Masanori Matsumoto Hitoshi Yoshiji 2020World Journal of Gastroenterology2020,26,45:0
4Liver cirrhosis in Japan:Future global trends in the era of progressive antiviral therapy显示文摘In Japan,viral hepatitis is the main cause of chronic liver diseases,including liver cirrhosis.Due to the availability of highly effective antiviral drugs in combination with antihepatitis measures,Japan has become one of the most successful countries in the world with regard to hepatitis virus elimination.In Japan,there are many elderly patients who have been infected with hepatitis C virus for a long time,and antihepatitis measures have been in place since the 2000s.Thus,the medical situation in Japan is expected to reflect the future situation in other countries where hepatitis countermeasures have been recently initiated and the infected population is aging.Our nationwide survey clarified the changes in the etiologies of liver cirrhosis in Japan.Although viral hepatitis remains a major cause of liver cirrhosis in Japan,nonviral cirrhosis is suggested to increasingly contribute to the etiologies of liver cirrhosis,as opposed to viral hepatitis‐related liver cirrhosis.The changing etiology of liver cirrhosis in Japan may help to predict future global trends in chronic liver diseases.Hirayuki Enomoto Tomoyuki Takashima Takashi Nishimura Nobuhiro Aizawa Naoto Ikeda Yukihisa Yuri Mamiko Okamoto Kohei Yoshihara Ryota Yoshioka Shoki Kawata Shogo Ota Ryota Nakano Hideyuki Shiomi Hiroko Iijima 2022Portal Hypertension & Cirrhosis2022,1,3:0
5Plasma copeptin concentration is a predictor of tolvaptan efficacy in patients with hepatic ascites显示文摘Aims:No solid evidence-based opinion was raised regarding predictors of the degree of ascites reduction with tolvaptan.This retrospective cohort study aimed to examine whether serum copeptin concentration is a useful predictor of this.Methods:The study population consisted of 80 patients with liver cirrhosis treated with tolvaptan for hepatic ascites effusions at Nara Medical University Hospital from May 2014 to December 2018.Forty-three patients who lost>1.5 kg of body weight in the first week after starting tolvaptan were classified as good responders and the remaining 37 as poor responders.Various laboratory parameters were measured immediately before the start of tolvaptan therapy to examine factors associated with predicting its efficacy.Results:In the univariate analysis,no significant differences with respect to age(67.6 vs.69.8 years,p>0.05),sex,body mass index(24.8 vs.23.7 kg/m^(2),p>0.05),Child-Pugh score(9.4 vs.9.7,p>0.05),and Model for End-stage Liver Disease score(11 vs.12,p>0.05)were found between the two groups.Conversely,aspartate transferase and alanine transaminase(ALT)levels were significantly lower in the good response group(52.9±56.3 vs.68.8±50.7 U/L,p<0.05;26.2±30.6 vs.40.5±33.5 U/L,p<0.01),whereas serum copeptin and serum sodium concentrations were significantly higher(57.1±15.0 vs.45.8±16.0 pg/mL,p<0.01;136.3±3.4 vs.133.8±5.8 mEq/L,p<0.05).In the multivariate analysis,serum copeptin concentration and ALT were statistically significant factors(p<0.01,p<0.05).Regression analysis of the association between the tolvaptan efficacy for refractory ascites and pretreatment serum copeptin concentration showed that a copeptin concentration cutoff of 45.9 pg/mL could predict treatment efficacy with a sensitivity,specificity,and area under the curve of 76.7%,59.5%,and 0.71%,respectively.Conclusion:Serum copeptin concentration may be a predictor of tolvaptan efficacy for refractory ascites effusion in Japanese patients with liver cirrhosis.Fumimasa Tomooka Kei Moriya Takahiro Kubo Akihiko Shibamoto Jyunya Suzuki Satoshi Iwai Soichi Takeda Yuki Fujimoto Masahide Enomoto Koji Murata Yuki Tsuji Yukihisa Fujinaga Koh Kitagawa Norihisa Nishimura Hiroaki Takaya Kosuke Kaji Hideto Kawaratani Tadashi Namisaki Takemi Akahane Akira Mitoro Hitoshi Yoshiji 2023Portal Hypertension & Cirrhosis2023,2,3:0
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