Publications by authors named "N Shigeto"

Like standard stenting in an unresectable malignant stricture of the biliary or digestive tract, minimally invasive modality for portal stenosis is indispensable for palliation. We describe here a safe and practical procedure of portal stenting in a case of metastatic hilar strictures developed nine years after the radical resection of sigmoid colon cancer. After urgent delivery of the biliary tract stenting for the relief of jaundice, the patient received palliative stenting for the stricture of the portal trunk.

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Background: In Japan, treatment guidelines are lacking for patients with upper gastrointestinal symptoms. We aimed to compare the efficacy of different drugs for the treatment of uninvestigated upper gastrointestinal symptoms.

Methods: This was a randomized, open-label, parallel-group multicenter study.

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Background/aims: Iron-induced oxidative stress plays an important role in the pathogenesis of chronic hepatitis C. Both phlebotomy for removing body iron stores and low iron diet for minimizing portal iron supply to the liver have been shown to improve serum transaminase levels in patients with the disease. However, the cooperative effects of phlebotomy and low iron diet have not yet been elucidated in detail.

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We investigated the prevalence of Helicobacter pylori infection and the effect of its eradication in a series of 61 chronic ITP patients. H. pylori infection was found in 53 (86.

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