Publications by authors named "Masahiko Yanagi"

Article Synopsis
  • Symptoms of primary biliary cholangitis (PBC) significantly affect patients' quality of life, but advancements in treatment are improving prognosis; the study aimed to analyze new symptom development and its predictors in PBC patients.
  • A retrospective study involved 382 PBC patients, assessing new symptom impacts through various statistical analyses, revealing a notable risk of developing new symptoms over 20 years.
  • Key predictive factors for new symptoms included serum albumin levels, serum direct bilirubin levels, and adherence to the Paris II criteria, with about 30% of patients experiencing new symptoms by 20 years after diagnosis.
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Aim: Disease characteristics of primary biliary cholangitis have changed recently. However, detailed studies on the subject have been limited. Therefore, we aimed to clarify disease characteristics of patients with recent primary biliary cholangitis using the cohort from Niigata University and 21 affiliated hospitals.

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Sorafenib (SOR) is an anti-angiogenic chemotherapeutic that prolongs the survival rates of patients with hepatocellular carcinoma. However, SOR also damages normal vasculature and causes associated adverse events, including hand-foot syndrome and hypertension (HT). We previously reported in an animal study that vascular damage resulted in the narrowing of the normal vascular dimension area in medaka fish (), and histidine (HIS), a major amino acid contained in dried bonito broth (DBB), prevented these changes.

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A 52-year-old man was admitted due to severe epigastric lesion pain. Esophagus gastroduodenal endoscopy showed impaired duodenal dilatation, and contrast-enhanced computed tomography revealed a pancreaticoduodenal artery (PDA) aneurysm 13 mm in diameter below the head of the pancreas, retroperitoneal hematoma, idiopathic celiac artery (CA) dissection, and common hepatic artery disruption. Angiographic embolization with a mixture of N-butyl-1,2-cyanoacrylate and lipiodol was performed, and follow-up study showed improvement of the dilatation of the duodenum and disappearance of the aneurysm.

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Background: Sorafenib (SFN) is an anti-angiogenic chemotherapeutic that prolongs survival of patients with hepatocellular carcinoma (HCC); its side effects, including vascular damages such as hand-foot syndrome (HFS), are a major cause of therapy discontinuation. We previously reported that maintenance of peripheral blood flow by intake of dried bonito broth (DBB) significantly prevented HFS and prolonged the administration period. The amino acids contained in DBB probably contribute to its effects, but the mechanism has not been clarified.

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Introduction: Rice cake is a traditional but very popular food in Asia including Japan and has never been known as a cause of ileus. Rice cake is now becoming widespread in the United States and European countries along with other Japanese foods. We may encounter rice cake ileus all over the world.

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Unlabelled: There has been increased interest in the role of B cells in the pathogenesis of primary biliary cirrhosis (PBC). Although the vast majority of patients with this disease have anti-mitochondrial antibodies, there is no correlation of anti-mitochondrial antibody titer and/or presence with disease severity. Furthermore, in murine models of PBC, it has been suggested that depletion of B cells may exacerbate biliary pathology.

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A 75-year-old man with chronic renal failure was on maintenance hemodialysis.He was admitted to our hospital for advanced gastric cancer with multiple liver metastases (cStage IV).Three courses of tegafur-uracil (300 mg/day daily) plus docetaxel (20 mg/m², every 3 weeks) as first-line treatment and nine courses of tegafur-uracil (same dose) plus CPT-11 (64 mg/m², day 1, 15, every 4 weeks) were given without any complications.

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Hepatocarcinogenesis after a sustained virological response (SVR) in type C chronic hepatitis and cirrhosis is an important issue in endemic areas; hepatocellular carcinoma (HCC) with portal vein tumor thrombus (PVTT) therapy is especially very hard. We herein report a first case in which combination therapy with interferon-α and continuous intra-arterial infusion of 5-fluorouracil (designated as FAIT) provided a complete response in HCC with PVTT after SVR. Therefore, we think that FAIT is a good option to treat HCC with or without PVTT, even after SVR.

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We report here on a case of duodenal metastasis from primary lung adenocarcinoma. A 69-year old man was diagnosed with primary lung adenocarcinoma. Four courses of combined chemotherapy with carboplatin and paclitaxel associated with irradiation of 60 Gy shrunk the lung tumor.

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We report a 54-year-old man who developed visceral varicella-zoster virus (VZV) infection after autologous peripheral blood stem cell transplantation (auto-PBSCT) without using immunosuppressive agents for multiple myeloma. He suffered from severe abdominal pain 2 months after auto-PBSCT, and morphine chloride was needed to control it. Since the characteristic skin rash of VZV infection appeared over his entire body on the seventh hospital day, aciclovir was immediately started with favorable results.

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A 68-year-old man was diagnosed as having advanced gastric cancer. Computed tomography showed a thyroid tumor with trachea deviation. This tumor exhibited mosaic echogenecity in ultrasonography.

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Double aortic arch (DAA) is a rare vascular congenital abnormality. Since a vascular ring surrounds bronchus and esophagus, any oral or nasal intubation can physically cause fatal aortoesophageal fistula (AEF). We report herein the first case of association of DAA and superior mesenteric artery (SMA) syndrome and the second case of AEF caused by nasogastric intubation in an adult with DAA.

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An 82-year-old man was admitted for recurrent and unresectable esophageal cancer. His performance status was grade 2, although he was on hemodialysis due to chronic renal failure since 2003. Esophagogastroduodenoscopy revealed stenosis of esophagus by the recurrent tumor.

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We report an extremely rare case of adult intussusception caused by anisakiasis. A 41-year-old man was admitted into our hospital for right lower abdominal colicky pain. Ultrasonography and computed tomography revealed the presence of intussusception.

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A 25-year-old woman was admitted with fever and right lower abdominal pain that had started 3 days after the administration of antituberculosis agents for pulmonary tuberculosis. She was given a diagnosis of intestinal tuberculosis with ileo-ileal fistula formation on computed tomography, colonoscopy and laboratory test findings. She was kept on anti-tuberculosis agents.

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In Japan where the incidence of gastric cancer is high, the standard regimens for unresectable advanced gastric cancer are the S-1 single or S-1/CDDP combined therapies that are evidenced by the JCOG9912 and SPIRITS trial. We performed retrospective analysis on chemotherapy for unresectable advanced gastric cancer in our division from 2003 to 2008. Seventy-six patients were subjected to this study.

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A 28-year-old woman was admitted to a nearby hospital because of low-grade fever and lower abdominal pain, where ascites and slightly elevated serum CA125 level were found. Both acid-fast stain (AFS) and polymerase chain reaction (PCR) failed to detect Mycobacterium tuberculosis in her ascitic fluid, sputum, and gastric juice. She was referred to our division under suspicion of tuberculous peritonitis or ovarian carcinoma.

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A 78-year-old man was admitted for obstructive jaundice and unresectable bile duct cancer on March 4, 2008. Since biliary drainage was extremely difficult, he began 2 treatment courses of gemcitabine hydrochloride (GEM 800 mg/m(2) on days 1, 8, 15 every 4 weeks). He suffered from dry cough and dyspnea on May 13, 2008.

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A 28-year-old pregnant woman at 26 weeks and 2 days gestation visited a local outpatient clinic complaining of a tender abdominal mass. Examinations revealed an advanced gastric cancer with multiple liver, bone, lymph node metastasis and mesenteric dissemination, thus she was transferred to our division at 27 weeks and 1 day-gestation. With her consent we decided to maintain her pregnancy until 28 weeks when the delivered fetus could be kept alive an incubator, avoiding the adverse effect on the fetus by anti-cancer chemotherapy to mother.

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A 58-year-old man with hepatocellular carcinoma (HCC) with liver cirrhosis type C was admitted to our division in April, 2004 to receive transarterial chemo-embolization (TACE) as a first-line chemotherapy for HCC. Thereafter, he had TACE twice for multicentric HCC. In December, 2005, TACE was thought to have become ineffective since his multicentric HCC progressed.

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A case of de novo acute hepatitis B that showed symptoms of general malaise and anorexia during rituximab therapy with the CHOP regimen for diffuse large B cell lymphoma is reported. Lamivudine was strikingly effective, showing a rapid recovery from liver damage with jaundice. Hepatitis B virus (HBV) DNA in serum became and stayed undetectable even after the withdrawal of lamivudine, although HBsAg remained positive over 42 months from the onset.

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We performed a retrospective survey at 15 hospitals in Niigata Prefecture to assess the effectiveness of gemcitabine in patients with stage IV pancreatic cancer and to analyze prognostic factors impacting survival in patients with stage IVb. The subjects were 244 unresectable or metastatic pancreatic cancer patients(IVa 68, IVb 176)who were treated with gemcitabine as first-line therapy. The overall response rate was 6.

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Purpose: We aimed to examine the safety and antitumor effects of a combination of S-1 and paclitaxel in patients with unresectable or recurrent gastric cancer in a phase I/II setting.

Patients And Methods: The study was designed as a phase I/II clinical trial. In phase I portion, the dose of paclitaxel was escalated to estimate the maximum-tolerated dose (MTD) and recommended dose (RD) of paclitaxel with fixed dose of S-1.

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