Publications by authors named "Ibuki Fujinuma"

Article Synopsis
  • The study investigates the best surgical options for pancreatic neck cancer, comparing pancreaticoduodenectomy (PD) and distal pancreatectomy (DP) among 462 patients treated from 2012 to 2022.
  • It identifies lymph node station #11p as having the highest rate of metastasis (28.6%) and shows that PD with #11p dissection offers better survival outcomes compared to DP, despite no significant survival differences overall between the two procedures.
  • Researchers found that larger tumor size (≥2 cm) correlates with worse prognosis, highlighting the importance of lymph node dissection in surgical planning for pancreatic neck cancer.
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Tumor markers such as carbohydrate antigen 19-9 (CA19-9) are generally useful in ruling out malignancy of hepatic cysts. The patient was a 72-year-old man who had a ruptured liver cyst in the right liver, which had been noted since he was 67 years old at another hospital. The initial laboratory tests demonstrated elevated CA19-9 (193 784.

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Background: Tumor size (TS) is a well-established prognostic factor of pancreatic ductal adenocarcinoma (PDAC). However, whether a uniform treatment strategy can be applied for all resectable PDACs (R-PDACs) and borderline resectable PDACs (BR-PDACs), regardless of TS, remains unclear. This study aimed to investigate the impact of preoperative TS on surgical outcomes of patients with R-PDACs and BR-PDACs.

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Although conversion surgery has increasingly been performed for initially unresectable advanced pancreatic ductal adenocarcinoma (PDAC), the rate of conversion, including that for patients who do not undergo resection, remains unclear. Patients with PDAC who were treated between January 2013 and December 2018 were classified into three groups: resectable (R), borderline resectable (BR), and unresectable (UR). We analyzed patient outcomes, including the rate of surgical resection and survival, in each of these groups.

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Background: S-1 adjuvant chemotherapy is the standard treatment in Asia for resectable pancreatic ductal adenocarcinoma. The relative dose intensity of adjuvant chemotherapy influences survival in pancreatic cancer but does not precisely reflect treatment schedule modifications. We investigated the effects of total dose intensity of S-1 adjuvant chemotherapy on the survival of patients with pancreatic cancer and the permissible dose reduction.

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We examined the value of preoperative dual time point (DTP) 18F-fluorodeoxyglucose positron emission tomography/computed tomography fusion imaging (FDG PET/CT) as a predictor of early recurrence or the outcomes in patients with pancreatic cancer. Standardized uptake values (SUVs) in DTP FDG PET/CT were performed as preoperative staging. SUVmax1 and SUVmax2 were obtained in 60 min and 120 min, respectively.

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The expression of mesothelin correlates with a poor prognosis in patients with breast cancer. Since mesothelin plays a role in cancer metastasis in association with CA125, we herein examined the expression of mesothelin and CA125, and the clinicopathological meaning and prognosis of the co-expression of mesothelin and CA125 in breast cancer. Our results showed that among 478 patients, mesothelin and CA125 were co-expressed in 48 (10 %), mesothelin only in 75 (16 %), CA125 only in 217 (45 %), and neither in 234 (49 %).

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Article Synopsis
  • Inflammatory pseudotumor (IPT) is a benign growth made up of inflammatory cells and fibrous tissue, particularly notable in cases relating to IgG4-related disease (IgG4-RD).
  • A 75-year-old woman with rectal cancer showed a low-density liver mass, initially diagnosed as cholangiolocellular carcinoma, but later confirmed as IgG4-related hepatic IPT through histopathological examination.
  • Accurate diagnosis of IgG4-related hepatic IPT can be challenging, highlighting the importance of considering IgG4-RD in liver tumor evaluations and performing thorough histological analysis.
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  • The study investigates the impact of metastases to lymph node #14 (LN#14) on the prognosis of patients with pancreatic head cancer who underwent surgery.
  • Among 99 patients analyzed, those with LN#14 metastasis had a significantly lower median overall survival (10.2 months) compared to those without (31.1 months).
  • The findings suggest that LN#14 metastasis is a critical prognostic indicator, independent of other lymph node metastases, highlighting its potential importance in patient outcomes.
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Recent studies have suggested that the interaction of mesothelin (MSLN) and cancer antigen 125 (CA125) enhances tumor metastases. The aim of the present study was to clarify the impact of MSLN and CA125 co-expression on the prognosis of patients with extrahepatic bile duct carcinoma (BDC). Tissue samples from patients who underwent surgical resection between 2007 and 2015 for perihilar or distal BDC were immunohistochemically examined.

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Article Synopsis
  • Long-term outcomes for patients with bile duct cancer after surgery are generally poor, especially following tumor recurrence, with current standard treatment being gemcitabine and cisplatin (GC) therapy.
  • A case study of a 65-year-old man showed promising results using carbon ion radiotherapy (CIRT) after initial GC therapy was effective, leading to reduced tumor size and improved survival for extended periods.
  • Despite multiple treatments and temporary stabilization, the patient ultimately experienced tumor regrowth and passed away 81 months post-surgery, highlighting the ongoing challenges in managing advanced bile duct cancer.
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Aberrant right hepatic arteries are sometimes involved in pancreatic head tumors or accidentally damaged during surgical procedures, which could result in postoperative complications. The risk of such injury has been discussed in patients undergoing pancreatoduodenectomy; however, no reports describe the influence of this anomaly in distal pancreatectomy. We report a patient with pancreatic body cancer with an accessory right hepatic artery following a very unique route.

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Sarcoidosis is a multisystemic granulomatous disease. It is rarely isolated in the spleen. The present report describes a case of isolated splenic sarcoidosis that was diagnosed histologically following laparoscopic splenectomy.

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