18 Result(s)

Article

Endoscopic snare papillectomy with biliary and pancreatic stent placement for tumors of the major duodenal papilla

This study aimed to evaluate the feasibility, safety, and follow-up results of endoscopic papilletomy (ESP) with pancreatic and biliary duct stent placement for ampullary tumors. The therapeutic approach to be...

Takuji Yamao, Hajime Isomoto, Shigeru Kohno, Yohei Mizuta… in Surgical Endoscopy (2010)

Article

Factors related to the curability of early gastric cancer with endoscopic submucosal dissection

Endoscopic submucosal dissection (ESD) yields substantially high rates for curative resection of early gastric cancer (EGC). It is suggested that larger, ulcerative, or upper EGCs may prevent successful ESD. A...

Ken Ohnita, Hajime Isomoto, Naoyuki Yamaguchi, Eiichiro Fukuda… in Surgical Endoscopy (2009)

Article

Intraosseous fat necrosis associated with alcoholic pancreatitis

A 50-year-old man with a 30-year history of alcohol abuse was admitted because of abdominal pain. Based on an elevated serum amylase level and abdominal computed tomography findings, a diagnosis of alcoholic p...

Daisuke Norimura, Yohei Mizuta, Kazuo Ohba… in Clinical Journal of Gastroenterology (2009)

Article

Simvastatin Attenuates Trinitrobenzene Sulfonic Acid-Induced Colitis, but Not Oxazalone-Induced Colitis

Purpose To determine whether simvastatin is able to inhibit inflammation in trinitrobenzene sulfonic acid (TNBS)-induced or oxazalone (OXA)-induced colitis. Results In the prophylactic pr...

Maho Ikeda, Fuminao Takeshima, Hajime Isomoto… in Digestive Diseases and Sciences (2008)

Article

Recent insights into digestive motility in functional dyspepsia

Functional gastrointestinal disorders, such as functional dyspepsia (FD) and irritable bowel syndrome, are common pathologies of the gut. FD is a clinical syndrome defined as chronic or recurrent pain or disco...

Yohei Mizuta, Saburo Shikuwa, Hajime Isomoto… in Journal of Gastroenterology (2006)

Article

Flare-up of Autoimmune Hepatitis After Delivery in a Patient with Primary Biliary Cirrhosis: Postpartum Overlap Syndrome of Primary Biliary Cirrhosis and Autoimmune Hepatitis

Kazuo Ohba, Katsuhisa Omagari, Chika Kusakari… in Digestive Diseases and Sciences (2005)

Article

Evaluation of venous thromboembolism and coagulation-fibrinolysis markers in Japanese patients with inflammatory bowel disease

Arterial or venous thromboembolism is rarely encountered clinically as an extradigestive tract complication in inflammatory bowel disease (IBD). However, it is one of the important prognostic factors for IBD p...

Koichiro Sonoda, Satoshi Ikeda, Yohei Mizuta… in Journal of Gastroenterology (2004)

Article

CASE REPORT: Cyst Formation of Duodenal Heterotopic Pancreas Accompanied by Pancreas Divisum

Yohei Mizuta, Fuminao Takeshima, Takuji Yamao… in Digestive Diseases and Sciences (2004)

Article

Chronic Visceral Hypersensitivity Renders Defecation More Susceptible to Stress via a Serotonergic Pathway in Rats

Visceral hypersensitivity, intestinal dysmotility, and stress play major roles in irritable bowel syndrome. However, the significance of visceral hypersensitivity in stress-induced changes of colorectal motor ...

Hitoshi Nishiyama, Yohei Mizuta, Hajime Isomoto… in Digestive Diseases and Sciences (2004)

Article

CASE REPORT: Pure Red Cell Aplasia Associated with Parvovirus B19 Infection in a Patient with Ulcerative Colitis

Hajime Isomoto, Yasuhiro Fukuda, Yumiko Bando… in Digestive Diseases and Sciences (2003)

Article

Immune thrombocytopenic purpura in patients with ulcerative colitis

Extraintestinal manifestations of ulcerative colitis (UC) are well known, but immunologically mediated hematological diseases are relatively rare. We describe two cases of immune thrombocytopenic purpura (ITP)...

Yohei Mizuta, Hajime Isomoto, Yoshiko Kadokawa, Yuko Akazawa… in Journal of Gastroenterology (2003)

Article

Influence of Helicobacter pylori infection on in vitro responsiveness of gastric fundus to agonists and to stimulation of enteric nerves in Mongolian gerbils

It has recently been proposed that disturbed gastric adaptive relaxation may play a role in functional dyspepsia (FD). However, the effect of Helicobacter pylori infection, which may be one of multiple factors a...

Yusuke Takehara, Yohei Mizuta, Hajime Isomoto, Ken Ohnita… in Journal of Gastroenterology (2002)

Article

Ulcerative colitis complicating pseudomembranous colitis of the right colon

toxin was positive in the feces. The administration of vancomycin in addition to oral steroids resulted in rapid improvement of the condition. Total colonoscopy is recommended for precise diagnosis when patie...

Ai** Wang, Fuminao Takeshima, Maho Ikeda, Ken Ohnita… in Journal of Gastroenterology (2002)

Article

Sludge and stone formation in the gallbladder in bedridden elderly patients with cerebrovascular disease: influence of feeding method

The incidence of gallbladder sludge or gallstone formation in bedridden patients with cerebrovascular disease (CVD) remains obscure. The aim of this study was to determine the incidence, relationship to feedi...

Yasunori Onizuka, Yohei Mizuta, Hajime Isomoto… in Journal of Gastroenterology (2001)

Article

Primary biliary cirrhosis associated with idiopathic retroperitoneal fibrosis

Idiopathic retroperitoneal fibrosis (IRF) and primary biliary cirrhosis (PBC) are distinct clinical disorders which rarely occur in the same patient. We report a 79-year-old man with the coexistence of both c...

Saburo Shikuwa, Katsuhisa Omagari, Yohei Mizuta… in Journal of Gastroenterology (2000)

Article

Acinar cell carcinoma of the pancreas associated with hypoglycemia: Involvement of "big" insulin-like growth factor-II

Apart from insulinomas, pancreatic tumors are rarely complicated by hypoglycemia and some may produce insulin-like growth factor II (IGF-II). To our knowledge, IGF-II-producing pancreatic tumors associated wi...

Yohei Mizuta, Hajime Isomoto, Yoji Futuki, Naomi Ehara… in Journal of Gastroenterology (1998)

Article

Progressive systemic sclerosis associated with primary small cell carcinoma of the stomach

A 64-year-old man with a 5-year history of progressive systemic sclerosis (PSS) was hospitalized because of melena. Radiological and endoscopic examinations showed an ulcerative lesion with sharply demarcated ...

Saburo Shikuwa, Masahiro Senju, Hikaru Tanaka, Miyuki Kusano… in Journal of Gastroenterology (1997)