Hidenori Tsumura

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We describe herein our technique of performing extensive resection of the liver by blunt dissection in combination with excision using a harmonic scalpel. A ball coagulator was inserted at 3-cm intervals along the proposed cutting line in the liver, and the liver parenchyma between these holes was then cut using coagulation shears. Regardless of the(More)
INTRODUCTION Retroperitoneal mucinous cystic neoplasms are uncommon, and little is known about the etiology of the disease. Malignant forms of these are extremely rare. Here, we report a case of primary retroperitoneal mucinous cystadenocarcinoma (PRMC), which demonstrated unexpectedly aggressive progression despite finding only a limited area of(More)
This study evaluates postoperative gastric emptying following a new method of pancreatoduodenectomy with total stomach preservation and selective proximal vagotomy performed on 10 patients with diseases affecting the head of the pancreas, 7 being malignant and 3 benign. Reconstruction was carried out using the Billroth I and Billroth II techniques in 5(More)
Schwannomas of the colon are rare and difficult to diagnose preoperatively. We report a case of schwannoma of the ascending colon that was resected laparoscopically. A 64-year-old woman was referred to our hospital by her local clinic for further evaluation and management of a submucosal tumor of the ascending colon. A definitive preoperative diagnosis(More)
Although 5-fluorouracil (5-FU) is an important drug for colorectal cancer (CRC) treatment, no useful biomarker is currently available to predict treatment response. Since 5-FU is converted into active or inactive forms by orotate phosphoribosyltransferase (OPRT) or dihydropyrimidine dehydrogenase (DPD), a correlation between these enzymes and response to(More)
The purpose of the present study was to investigate the hemostatic effect of continuous intravenous infusion of secrepan (secretin preparation, Eisai Company Ltd. Tokyo) on gastroduodenal hemorrhage in patients with chronic peptic ulcer and AGML (acute gastric mucosal lesion). The patients consisted of 37 cases of bleeding ulcer (13 cases of chronic peptic(More)
Here we report a rare case of Trousseau's syndrome in a patient with gastric cancer with multiple intramural metastases and metastasis to the small intestine. A 70 year-old male complaining of appetite loss and weight loss of 7 kg within 3 months was admitted to hospital. Esophagogastroduodenal endoscopy revealed an advanced gastric cancer at the pylorus(More)
This study was conducted to evaluate the hemostatic effect of continuous intravenous infusion of secrepan (secretin preparation, Eisai Company Ltd. Tokyo) on gastroduodenal hemorrhage in patients with chronic peptic ulcer and AGML(acute gastric mucosal lesion). The patients consisted of 37 cases of bleeding ulcer (13 cases of chronic peptic ulcer and 24(More)
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