Publications by authors named "Kyohei Ogisu"

Background: Focal parenchymal atrophy and main pancreatic duct (MPD) dilatation have been identified as early signs of pancreatic ductal adenocarcinoma. However, limited evidence exists regarding their temporal progression due to previous study limitations with restricted case numbers.

Objective: To ascertain a more precise frequency assessment of suspicious pancreatic ductal adenocarcinoma findings as well as delineate the temporal progression of them.

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Background: Immune checkpoint inhibitor-related pancreatic injury (ICI-PI) is a rare occurrence, which has not been reported in detail. We conducted a retrospective multicenter study to determine the clinical characteristics, risk factors, and treatment of ICI-PI.

Methods: We reviewed the medical records of patients who received ICIs for malignant tumors between April 2014 and April 2019 at 16 participating hospitals.

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Article Synopsis
  • A study investigated the effects of continuing steroid therapy beyond 3 years for patients with autoimmune pancreatitis who maintained remission during an initial 3-year period.
  • Out of 211 patients, those who continued steroid therapy had a lower relapse rate compared to those who stopped, but they also faced a higher risk of developing macrovascular complications.
  • The findings suggest that while ongoing steroid use may prevent relapse, it also raises concerns about serious long-term health issues, particularly for patients with renal involvement.
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We report a case of laparoscopic surgical resection of a small intestinal cancer. A woman in her 40s was referred to our department for prolonged abdominal problems(epigastralgia, nausea, diarrhea, and constipation). CT scan revealed a small intestinal tumor with dilatation of the oral side of the intestine.

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Background And Aim: Upper gastrointestinal symptoms (UGSs), including reflux and dyspeptic symptoms (postprandial distress syndrome [PDS] and epigastric pain syndrome [EPS]), affect health-related quality of life. However, the influence of sex on the relationship between body mass index (BMI) and UGSs remains controversial. This study investigates the influence of sex on this association in healthy subjects.

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