Publications by authors named "Daiki Sone"

With the emergence of immune checkpoint inhibitors(ICIs)in recent years, the treatment outcomes for unresectable recurrent esophageal cancer have improved markedly. In 5-FU+cisplatin(FP)first-line therapy, 5-FU administration takes 5 days and generally requires hospitalization. However, frequent hospitalization for treatment is a crucial issue that must be resolved in terms of time investment and optimal use of hospital resources.

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Article Synopsis
  • * Combination therapies using ICIs, such as nivolumab and ipilimumab, are being developed and have shown more effectiveness than using ICIs alone, but also come with increased risks of serious side effects.
  • * Research suggests that higher doses of ipilimumab can improve treatment outcomes but may also raise the risk of severe adverse events, highlighting the need for careful dosing strategies.
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Pancreatic ductal adenocarcinoma (PDAC) poses significant challenges due to its high mortality, making it a critical area of research. This retrospective observational study aimed to analyze real-world data from comprehensive genome profiling (CGP) of Japanese patients with PDAC, mainly focusing on differences in gene detection rates among panels and the implications for homologous recombination deficiency (HRD) status. This study enrolled 2568 patients with PDAC who had undergone CGP between June 2019 and December 2021 using data from the nationwide Center for Cancer Genomics and Advanced Therapeutics database.

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Article Synopsis
  • - Neuroendocrine tumors (NETs) in the ampulla of Vater are uncommon and not much is known about how they develop; a case is presented involving a 44-year-old woman with a 5-mm NET showing lymphatic invasion despite negative surgical margins after endoscopic papillectomy.
  • - The patient underwent underwater endoscopic papillectomy (UEP) to remove the tumor, which was confirmed to be a grade 1 NET with no residual disease; however, a pancreaticoduodenectomy was recommended due to concerns about potential lymph node metastasis.
  • - Over a follow-up period of 26 months, the patient showed no signs of lymph node metastasis or recurrence, highlighting UEP as a
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Malignant peritoneal mesothelioma (MPM) is a rare malignant tumor with peritoneal thickening. Tuberculous peritonitis also shows peritoneal thickening, so differentiating between the two is important but difficult if latent tuberculosis infection (LTBI) is present. We herein report a patient with MPM and LTBI.

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A woman in her 70s with systemic sclerosis experienced dyspnea, and consequently, she was diagnosed with an esophago-pleural fistula, which was caused by a perforated esophageal ulcer. We administered conservative treatments including continuous pleural drainage and total parenteral nutrition. The fistula was closed but recurred, at which point we attempted to close the fistula by filling and shielding using polyglycolic acid (PGA) sheets and fibrin glue (FG).

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Background: This retrospective study aimed to investigate the suitable indications, methodology and long-term effect of the closure of gastrointestinal (GI) fistulas using polyglycolic acid (PGA) sheets and fibrin glue (FG) and to evaluate the usefulness of a delivery technique using a guidewire.

Methods: It involved 10 applications in six patients (median age 73 (range 53 - 78) years old, three men) with GI fistulas. A guidewire was introduced endoscopically or percutaneously into the fistula beyond the opposite orifice of the fistula with radiologic control.

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A 69-year-old man was referred to our department with acute hepatitis. He had been newly treated with benidipine hydrochloride for two months. His blood test results were as follows: aspartate aminotransferase, 1,614 IU/L; alanine aminotransferase, 1,091 IU/L and anti-smooth muscle antibody, ×80.

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An 89-year-old woman who was bedridden suffered repeated vomiting due to superior mesenteric artery syndrome (SMAS). We performed gastrojejunostomy via the magnetic compression anastomosis (MCA) technique because her situation was not improved by conservative therapy and because the operative risk was high. We prepared two neodymium magnets: a flat plate-shaped magnet (15 × 3 mm) and a ring-shaped magnet of the same size.

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An 81-year-old man was diagnosed with Goodpasture syndrome (GS) because he met the criteria of positive anti-GBM antibodies, rapid progressive glomerulonephritis and pulmonary hemorrhage. After starting plasmapheresis and steroid pulse therapy, he experienced tarry stool and contrast-enhanced CT revealed an aneurysmal finding in the jejunum. Paroral enteroscopy showed a jejunal Dieulafoy's lesion (DL) with gush-out hemorrhage.

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Magnetic compression anastomosis (MCA) was developed as a low-invasive treatment for gastro-enteric or entero-enteric obstruction. A 72-year-old man underwent subtotal gastrectomy with Billroth II reconstruction for early gastric cancer. After the operation, he suffered from repeated aspiration pneumonia due to anastomotic obstruction caused by jejunal kinking at the efferent loop of anastomosis.

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Background: The usefulness of prophylactic biliary stenting for patients with common bile duct stones (CBDS) and gallstones (GS) to prevent recurrent biliary events after endoscopic sphincterotomy (EST) and CBDS extraction before elective cholecystectomy remains controversial. The aim of this study was to evaluate the risk of recurrent CBDS around the perioperative period and clarify its risk factors.

Methods: The clinical data of all patients who received prophylactic biliary stenting after EST for CBDS and later underwent cholecystectomy for GS followed by stent extraction in our institution were retrospectively reviewed.

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Background And Aim: Because the risk of colorectal cancer has not been well examined in fecal immunochemistry test (FIT)-positive patients who previously underwent colonoscopy, this study aimed to investigate this topic.

Methods: This was a single-center, observational study of prospectively collected data in Japan. FIT-positive, average-risk patients who underwent colonoscopy were divided into groups as follows: those who never underwent colonoscopy in the past (no colonoscopy group), those with a history of colonoscopy between 6 months and 5 years (0.

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