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  1. Article

    Open Access

    A case of peripancreatic plexiform schwannoma

    Plexiform schwannoma is one of the least common variants of schwannoma, accounting for only 5% of all schwannoma cases. It generally occurs in the skin and subcutaneous tissues and is uncommon in deep soft tis...

    Kenji Fukushima, Makoto Shinzeki, Kentaro Tai, Masaki Omori in Surgical Case Reports (2021)

  2. No Access

    Article

    Preoperative independent prognostic factors in patients with borderline resectable pancreatic ductal adenocarcinoma following curative resection: the neutrophil-lymphocyte and platelet-lymphocyte ratios

    The therapeutic strategy for borderline resectable pancreatic ductal adenocarcinoma (BR-PDAC) has remained unestablished because the preoperative prognostic factors have not been determined.

    Sadaki Asari, Ippei Matsumoto, Hirochika Toyama, Makoto Shinzeki in Surgery Today (2016)

  3. No Access

    Article

    Acute graft-versus-host disease following simultaneous pancreas-kidney transplantation: report of a case

    Acute graft-versus-host-disease (aGVHD) is a rare complication in the setting of pancreas-kidney transplantation (PKT). We herein describe the case of a 37-year-old male with severe type 1 diabetes with chroni...

    Sadaki Asari, Ippei Matsumoto, Hirochika Toyama, Makoto Shinzeki in Surgery Today (2015)

  4. No Access

    Article

    National Comprehensive Cancer Network Resectability Status for Pancreatic Carcinoma Predicts Overall Survival

    The aim of this study was to evaluate the validity of preoperative resectability status, as defined by the National Comprehensive Cancer Network (NCCN), from the viewpoint of overall survival.

    Yoshiaki Murakami, Sohei Satoi, Masayuki Sho, Fuyuhiko Motoi in World Journal of Surgery (2015)

  5. No Access

    Article

    Perioperative management for pancreatoduodenectomy following severe acute pancreatitis in patients with periampullary cancer: our experience with six consecutive cases

    We rarely have an opportunity to perform pancreatoduodenectomy (PD) following the onset of severe acute pancreatitis (SAP) for patients with periampullary cancer. The perioperative risks and optimal timing of ...

    Sadaki Asari, Ippei Matsumoto, Tetsuo Ajiki, Makoto Shinzeki in Surgery Today (2015)

  6. No Access

    Article

    Reappraisal of Peritoneal Washing Cytology in 984 Patients with Pancreatic Ductal Adenocarcinoma Who Underwent Margin-Negative Resection

    The objective of the present study was to reappraise the clinical value of peritoneal washing cytology (CY) in 984 pancreatic ductal adenocarcinoma patients who underwent margin-negative resection.

    Sohei Satoi, Yoshiaki Murakami, Fuyuhiko Motoi in Journal of Gastrointestinal Surgery (2015)

  7. No Access

    Article

    Rapid progression of second bile duct cancer after resection for extrahepatic bile duct cancer

    We report a 77-year-old woman with rapid progression of a second cancer of the remnant distal bile duct after R0 resection for bile duct cancer. Initially, she was referred to us for localized cancer in the mi...

    Tadahiro Goto, Tetsuo Ajiki, Sae Murakami in International Cancer Conference Journal (2014)

  8. No Access

    Article

    A case of lymphoepithelial cyst of pancreas with unique “cheerios-like” appearance in EUS

    Lymphoepithelial cyst (LEC) of the pancreas is a rare benign lesion, which is difficult to diagnose preoperatively. We describe a case of a 60-year-old male, incidentally diagnosed as having LEC of the pancrea...

    Wen Gao, Atsuhiro Masuda, Ippei Matsumoto in Clinical Journal of Gastroenterology (2012)

  9. Article

    Open Access

    Pancreatic Volumetric Assessment as a Predictor of New-Onset Diabetes Following Distal Pancreatectomy

    Pancreatogenic diabetes after pancreatectomy is of growing importance due to the increasing life expectancy of pancreatectomized patients. Although reduction of pancreatic volume is thought to affect glucose m...

    Sachiyo Shirakawa, Ippei Matsumoto, Hirochika Toyama in Journal of Gastrointestinal Surgery (2012)

  10. No Access

    Article

    Repeating regional acute pancreatitis in the head of the pancreas caused by intraductal papillary mucinous neoplasms in the tail: report of a case

    Intraductal papillary mucinous neoplasm (IPMN) of the pancreas is a distinct entity characterized by papillary proliferations of mucin-producing epithelial cells with excessive mucin production and cystic dila...

    Sadaki Asari, Ippei Matsumoto, Hirochika Toyama, Makoto Shinzeki in Surgery Today (2012)

  11. Article

    Open Access

    A Focal Mass-Forming Autoimmune Pancreatitis Mimicking Pancreatic Cancer with Obstruction of the Main Pancreatic Duct

    Autoimmune pancreatitis (AIP) is a rare disease that closely mimics pancreatic cancer (PC) in its presentation. It is very important for clinicians to distinguish one from the other because their treatment and...

    Ippei Matsumoto, Makoto Shinzeki, Hirochika Toyama in Journal of Gastrointestinal Surgery (2011)

  12. No Access

    Article

    Percutaneous Selective Embolectomy using a Fogarty Thru-Lumen Catheter for Pancreas Graft Thrombosis: A Case Report

    A 57-year-old woman with a history of diabetes mellitus underwent simultaneous pancreas–kidney transplantation. The pancreaticoduodenal graft was implanted in the right iliac fossa. The donor’s portal vein was...

    Kenta Izaki, Masato Yamaguchi in CardioVascular and Interventional Radiology (2011)

  13. No Access

    Article

    Mucinous cystic neoplasm of the pancreas presenting with hemosuccus pancreaticus: Report of a case

    Hemosuccus pancreaticus (HP) is mostly induced by a ruptured pseudoaneurysm or hemorrhage from a pseudocyst in chronic pancreatitis. We herein report a rare case with HP induced by tumor hemorrhage. The presen...

    Makoto Shinzeki, Yuichi Hori, Yasuhiro Fu**o, Ippei Matsumoto in Surgery Today (2010)

  14. No Access

    Article

    Plasma tissue factor pathway inhibitor levels in patients with acute pancreatitis

    In acute pancreatitis (AP), disorders of the coagulation-fibrinolysis system are closely related to the severity of the AP and to organ dysfunctions. We previously reported that plasma tissue factor (TF) level...

    Takeo Yasuda, Takashi Ueda, Keiko Kamei, Wataru Shinzaki in Journal of Gastroenterology (2009)

  15. No Access

    Article

    Utility of the new Japanese severity score and indications for special therapies in acute pancreatitis

    The Japanese severity score (JSS) for acute pancreatitis was revised in 2008. As special therapies for severe acute pancreatitis (SAP), continuous regional arterial infusion of protease inhibitor and antibioti...

    Takashi Ueda, Yoshifumi Takeyama, Takeo Yasuda, Keiko Kamei in Journal of Gastroenterology (2009)

  16. No Access

    Article

    Impact of internal biliary drainage after pancreaticoduodenectomy

    Bile acid has an important role in protecting immune systems related to gut-associated lymphoid tissue. This study was designed to evaluate the effects of internal biliary drainage after a pancreaticoduodenect...

    Yasuhiro Fu**o, Ippei Matsumoto in Journal of Hepato-Biliary-Pancreatic Surge… (2009)

  17. No Access

    Article

    Long-term outcome of severe acute pancreatitis

    This study was undertaken to evaluate the post-discharge outcome of severe acute pancreatitis (SAP) and to clarify the prognostic factors for poor outcome.

    Takeo Yasuda, Takashi Ueda in Journal of Hepato-Biliary-Pancreatic Surge… (2008)

  18. No Access

    Article

    Usefulness of performing a pancreaticojejunostomy with an internal stent after a pancreatoduodenectomy

    In pancreaticojejunostomy (PJ), the occurrence of an injury during the removal of a stented tube is sometimes related to pancreatitis or late-onset stenosis of the pancreatic duct. In this study, we compare th...

    Yasuhisa Kamoda, Yasuhiro Fu**o, Ippei Matsumoto, Makoto Shinzeki in Surgery Today (2008)

  19. No Access

    Article

    Prediction of early death in severe acute pancreatitis

    In severe acute pancreatitis (SAP), it is clinically important at the time of admission to predict the likelihood of early death. This investigation aimed to clarify the factors predicting early death in SAP.

    Makoto Shinzeki, Takashi Ueda, Yoshifumi Takeyama in Journal of Gastroenterology (2008)

  20. No Access

    Article

    Role of Toll-Like Receptor 4 in the Pathophysiology of Severe Acute Pancreatitis in Mice

    Multiple organ dysfunction and infection are major contributors to the high mortality associated with severe acute pancreatitis (SAP). Toll-like receptor 4 (TLR4) recognizes the lipopolysaccharide of gram-nega...

    Hidehiro Sawa, Takashi Ueda, Yoshifumi Takeyama, Takeo Yasuda in Surgery Today (2007)

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