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  1. Article

    Correction: Spontaneous reactivation of hepatitis B virus with multiple novel mutations in an elderly patient with resolved hepatitis B virus infection

    Tokio Sasaki, Keisuke Kakisaka, Akio Miyasaka in Clinical Journal of Gastroenterology (2024)

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    Article

    Spontaneous reactivation of hepatitis B virus with multiple novel mutations in an elderly patient with resolved hepatitis B virus infection

    Spontaneous reactivation of the Hepatitis B virus (HBV) is rare in individuals with previously resolved infections. This report presents the case of a 71 year-old Japanese woman who experienced HBV reactivatio...

    Tokio Sasaki, Keisuke Kakisaka, Akio Miyasaka in Clinical Journal of Gastroenterology (2024)

  3. Article

    Open Access

    A case of pathological complete response with liposomal irinotecan + 5-FU/LV for unresectable locally advanced pancreatic cancer

    Pancreatic cancer has one of the worst prognoses of any all cancers. 5-FU/leucovorin + irinotecan + oxaliplatin (FOLFIRINOX), gemcitabine (GEM) plus nab-paclitaxel regimens have been recognized as global-stand...

    Koji Kikuchi, Akira Umemura, Hiroyuki Nitta, Hirokatsu Katagiri in Surgical Case Reports (2022)

  4. Article

    Open Access

    A novel second-stage surgical strategy for severely obese patient with pancreatic neuroendocrine tumor: a case report

    Severely obese patients can have other diseases requiring surgical treatment. In such patients, bariatric surgeries are considered a precursor to operations targeting the original disease for the purpose of re...

    Akira Umemura, Akira Sasaki, Hiroyuki Nitta, Hirokatsu Katagiri in Surgical Case Reports (2022)

  5. Article

    Open Access

    Pancreatic ductal adenocarcinoma in a patient with pancreas divisum and gastrointestinal duplication cyst: a case report

    The complication of duplication of alimentary tracts and pancreas divisum (PD) is a rare malformation and the development of pancreatic ductal adenocarcinoma (PDAC) in this malformation is also extremely rare....

    Naoto Takahashi, Hiroyuki Nitta, Akira Umemura, Hirokatsu Katagiri in Surgical Case Reports (2021)

  6. Article

    Open Access

    High frequency and long persistency of ballooning hepatocyte were associated with glucose intolerance in patients with severe obesity

    Nonalcoholic steatohepatitis (NASH) and glucose intolerance are associated with an increased risk of mortality in patients with severe obesity; however, whether histological findings of the liver are related t...

    Keisuke Kakisaka, Akira Sasaki, Akira Umemura, Haruka Nikai in Scientific Reports (2021)

  7. Article

    Open Access

    Pulmonary epithelial–myoepithelial carcinoma without AKT1, HRAS or PIK3CA mutations: a case report

    Pulmonary epithelial–myoepithelial carcinoma is a rare subtype of lung cancer. Because of its rarity, the molecular information on this carcinoma is insufficient.

    Naoki Yanagawa, Ayaka Sato, Masao Nishiya, Masamichi Suzuki in Diagnostic Pathology (2020)