Takeyoshi Yumiba

ORCID: 0000-0003-2154-5803
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About
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Research Areas
  • Gastric Cancer Management and Outcomes
  • Gastrointestinal Tumor Research and Treatment
  • Metastasis and carcinoma case studies
  • Esophageal and GI Pathology
  • Pancreatic function and diabetes
  • Gastrointestinal disorders and treatments
  • Pancreatic and Hepatic Oncology Research
  • Cancer Diagnosis and Treatment
  • Helicobacter pylori-related gastroenterology studies
  • Diverticular Disease and Complications
  • Sarcoma Diagnosis and Treatment
  • Gastroesophageal reflux and treatments
  • Biliary and Gastrointestinal Fistulas
  • Cardiac, Anesthesia and Surgical Outcomes
  • Enhanced Recovery After Surgery
  • Pelvic floor disorders treatments
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • Diabetes and associated disorders
  • Pancreatitis Pathology and Treatment
  • Renal Transplantation Outcomes and Treatments
  • Colorectal and Anal Carcinomas
  • Eosinophilic Esophagitis
  • Cardiac tumors and thrombi
  • Intraperitoneal and Appendiceal Malignancies
  • Liver Disease Diagnosis and Treatment

Osaka Hospital
2009-2022

Japan Community Healthcare Organization
2016

Osaka Kaisei Hospital
2014

Koujin Hospital
2011-2012

Pushkin Museum
2012

Osaka University
1992-2009

Meikai University
1999

Osaka Police Hospital
1995-1998

Westmead Hospital
1995

Kure Medical Center
1987

The role of duodenal contents refluxing into the esophagus in producing reflux esophagitis (RE) remains unclear. We aimed to assess impact esophageal bile exposure on genesis RE reference pH changes absence gastric acid after total gastrectomy.Thirty patients having undergone gastrectomy were studied with concurrent 24-h and bilimetric monitoring, divided two groups based endoscopic mucosal findings: without RE, group 1 (n = 24) 2 6). Esophageal was defined as bilirubin absorbance >0.14...

10.1111/j.1572-0241.2002.05822.x article EN The American Journal of Gastroenterology 2002-07-01

Thrombocytopenic patients with chronic hepatitis C virus (HCV) infection are poor candidates for antiviral treatment interferon (IFN), but no standard thrombocytopenia has yet been established. We evaluated the safety of splenectomy and its efficacy initiation continuation therapy. From March 2003 to April 2006, 10 (mean age 62.5 years) HCV-related cirrhosis, low platelet count (<==106 000/mm(3)) splenomegaly (spleen size >==10 cm) underwent splenectomy. Platelet counts significantly...

10.1111/j.1365-2893.2009.01211.x article EN Journal of Viral Hepatitis 2009-10-01

A phase II clinical trial has started in the South West region of Japan to investigate efficacy and safety weekly paclitaxel chemotherapy for treatment patients with ascites-forming advanced gastric cancer. novel design was created assess more effectively prospective changes symptomatology. The study focuses on typical features seen cancer, including girth abdomen impaired performance status, which is evaluated endpoint ‘Clinical Benefit Response – Gastric Cancer’. traditional endpoints,...

10.1093/jjco/hyg048 article EN Japanese Journal of Clinical Oncology 2003-05-01

症例は34歳女性で,32歳時にS状結腸癌に対してS状結腸切除術を施行した.最終診断はS,2型,tub2,pSE,pN1,sH0,sP0,cM0,ly2,v1,fStage IIIa,R0,CurAであった.術後9か月目に骨盤内リンパ節再発を認め,化学療法を開始した.抗腫瘍効果はStable Diseaseであったが,術後2年2か月目に左卵巣腫瘍と胸腹水が出現した.pseudo-Meigs症候群を疑い,後方骨盤内臓全摘出術を施行した.卵巣腫瘍は高分化腺癌で,免疫組織学的に結腸癌の卵巣転移と診断した.現在second-lineの化学療法を継続し,術後10か月で明らかな再発,転移を認めていない.大腸癌異時性卵巣転移によるpseudo-Meigs症候群の報告はまれである.しかし本症例のように手術により全身状態が改善し,化学療法の継続が可能となれば予後改善も期待できると考える.

10.5833/jjgs.44.1462 article JA cc-by-nc The Japanese Journal of Gastroenterological Surgery 2011-01-01

Graft recurrence of insulin-dependent diabetes mellitus (IDDM) was examined. Islet transplantation or pancreas-alone excluding the duodenum and peripancreatic lymph nodes compared with whole pancreaticoduodenal transplantation. A Wistar Furth (WF; RT1u, RT6.2) to major histocompatibility complex (MHC)-compatible diabetes-prone (DP; RT6.1 gene carrier)-biobreeding (BB) rat model used. Only DP recipients that had been transplanted grafts were free from IDDM (>60 days postgrafting) when treated...

10.1002/(sici)1098-2752(1999)19:7<338::aid-micr10>3.0.co;2-k article EN Microsurgery 1999-01-01

症例は10歳,男児.上腹部痛,嘔気を主訴に当科を受診した.以前より腹痛を繰り返し近医で胆嚢の位置異常を指摘されていた.腹部超音波検査,CT検査で正中に偏位し壁肥厚を伴った胆嚢を認めた.胆嚢結石は認めなかった.MRCP検査で胆嚢管の明らかな途絶像は認めなかったが胆嚢捻転症が否定できないため緊急腹腔鏡検査を施行した.胆嚢は著明に鬱血腫大し胆嚢管を中心に反時計方向に270度捻転していたため胆嚢捻転症と診断した.胆嚢は胆嚢管と胆嚢頚部の一部でのみ肝床部に付着しGrossI型の遊走胆嚢であった.捻転を解除した後,胆嚢摘出術を施行した.胆嚢捻転症は腹腔鏡手術のよい適応とされているが自験例では1)胆嚢管が肝床部に直接付着しておりCalot三角の展開が困難2)胆嚢管が長く,屈曲蛇行していたため三管合流部の確認が困難であった.症例によっては慎重な手術操作を必要とすると考えられた.

10.3919/jjsa.70.3634 article JA Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) 2009-01-01
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