Publications by authors named "Shigeyuki Yoshiyama"

Article Synopsis
  • The study investigates the effects of Hochuekkito (TJ-41), a Japanese herbal medicine, on inflammation and nutritional status in cancer patients, particularly focusing on malnutrition and muscle loss (sarcopenia).
  • Researchers analyzed 99 patients over 3 months, observing a significant reduction in the inflammatory marker C-reactive protein (CRP) in those with gastrointestinal cancer, especially in patients with metastatic disease.
  • The findings suggest that TJ-41 could be beneficial as a complementary treatment for gastrointestinal cancer by potentially reducing inflammation and helping manage muscle loss.
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Background: Gastric cancer (GC) is a major leading cause of cancer-related death worldwide. Systemic inflammation and the nutrition-based score are feasible prognostic markers for malignancies. Emerging evidence has also revealed the C-reactive protein-albumin-lymphocyte (CALLY) index to be a prognostic marker for several cancer types.

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Background: Postoperative pancreas-related complications (PPRCs) are common after laparoscopic gastrectomy (LG) in patients with gastric cancer. We estimated the anatomical location of the pancreas on a computed tomography (CT) image and investigated its impact on the incidence of PPRCs after LG.

Methods: We retrospectively reviewed the preoperative CT images of 203 patients who underwent LG for gastric cancer between January 2010 and December 2017.

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Purpose: The C-reactive protein-albumin-lymphocyte (CALLY) index is a novel inflammatory nutritional biomarker. This study aimed to investigate the potential clinical significance and oncological prognostic role of the preoperative CALLY index in patients with esophageal cancer.

Methods: We analyzed the preoperative CALLY index in 146 patients with esophageal cancer.

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Article Synopsis
  • The department has implemented total neoadjuvant therapy (TNT) for lower rectal cancer, combining preoperative chemotherapy and chemoradiotherapy to achieve both local and systemic disease control.
  • For patients showing a clinical complete response (cCR), surgery can be avoided to preserve organs, while those with significant tumor reduction may have the option of local excision instead of total mesorectal excision (TME).
  • A case study of a 67-year-old man who underwent TNT showed near cCR, leading to successful organ preservation through local excision, and he has had no recurrence for almost 4 years post-operation.
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Introduction: The inflammatory burden index (IBI) serves as a prognostic marker for several cancers. Here, we evaluated the predictive value of preoperative IBI associated with the surgical and oncological outcomes of patients with esophageal cancer (EC).

Methods: The IBI was formulated as C-reactive protein × neutrophil/lymphocyte.

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Aortoesophageal fistula (AEF) is a rare but life-threatening pathology. We report a case of a primary AEF that was successfully managed with temporary thoracic endovascular aortic repair (TEVAR) and esophagectomy with video-assisted thoracoscopic surgery. A 73-year-old man was transferred to the emergency department with a complaint of hematemesis.

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A 37-year-old man with Crohn's disease (CD) and a history of abdominal surgery was diagnosed with anal canal cancer. Robot-assisted laparoscopic abdominoperineal resection was performed and the patient was discharged without any postoperative complications. Recently, minimally invasive surgery for CD patients has grown in popularity.

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A 78-year-old man presenting with a chief complaint of discomfort was found to have advanced gastric cancer invading pancreatic body, and with the metastasis of paraaortic lymph node(No. 16). After 3 courses of the S-1 plus oxaliplatin regimen, CT scan showed the disappearance of invasion to pancreatic body, and the No.

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Background: Leucine-rich alpha-2 glycoprotein (LRG) is a novel serum biomarker for inflammation in inflammatory bowel disease (IBD). This prospective study aimed to compare the value of LRG with C-reactive protein (CRP) and fecal calprotectin for evaluating clinical and endoscopic disease activity in patients with IBD.

Methods: At entry, clinical and endoscopic disease activity was assessed in 267 patients with IBD (ulcerative colitis [UC] 203; Crohn's disease [CD] 64), and the levels of LRG, CRP and fecal calprotectin were measured.

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Background: Systemic inflammation via host-tumor interactions is currently recognized as a hallmark of cancer. The aim of this study was to evaluate the prognostic value of various combinations of inflammatory factors using preoperative blood, and to assess the clinical significance of our newly developed inflammatory score in colorectal cancer (CRC) patients.

Method: In total 477 CRC patients from the discovery and validation cohorts were enrolled in this study.

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Purpose: Gastric cancer (GC) is a common malignancy, especially in East Asian countries. There is emerging evidence that circulating neutrophil and platelet levels correlate with cancer progression. We evaluated the short- and long-term outcomes of GC patients systemically, to compare the original neutrophil-platelet score (NPS) and our modified NPS (mNPS).

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Background: Peritumoral lymphoid aggregates, termed Crohn's-like lymphoid reaction (CLR), are markers of an antitumor immune response, which is an important predictor of patient outcome. In this study, we investigated the prognostic utility of CLR and its relationship with nutritional status in patients with gastric cancer (GC).

Methods: The study included 170 patients who underwent curative surgery for pathological stage (pStage) II/III GC.

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Purpose: Rac GTPase-activating protein 1 (RACGAP1) is associated with cell proliferation, and there is much evidence of its oncogenic role. This study investigated the clinical importance and functional role of RACGAP1 in esophageal carcinoma (EC).

Methods: A total of 81 EC patients were enrolled in the study.

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Backgrounds: Systemic inflammation arising from complex host-tumour interactions is considered the seventh hallmark of cancer. The aim of this study was to assess the clinical feasibility of our newly developed 'lymphocyte-to-C-reactive protein (CRP) ratio' (LCR) and 'lymphocyte CRP score' (LCS) for predicting short- and long-term outcomes in patients with gastric cancer (GC).

Methods: In this observational study, we retrospectively analysed pre-operative LCRs and LCSs from 551 GC patients to elucidate these prognostic value for overall survival (OS) and disease free survival (DFS) and to clarify these predictive value for peri-operative risk of surgical site infection (SSI) in GC patients.

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Background: Sarcopenia frequently occurs in metastatic cancer patients. Emerging evidence has revealed that various secretory products from metastatic tumours can influence host organs and promote sarcopenia in patients with malignancies. Furthermore, the biological functions of microRNAs in cell-to-cell communication by incorporating into neighbouring or distal cells, which have been gradually elucidated in various diseases, including sarcopenia, have been elucidated.

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The present study designed a novel preoperative chemoradiotherapy (CRT) with sequential oxaliplatin and irinotecan with S-1 for locally advanced rectal cancer (LARC). This phase I study evaluated the maximum tolerated dose and recommended dose (RD) of oxaliplatin following irinotecan with S-1. Patients with clinical stage T3 or 4 or involvement of the regional nodes and no evidence of distant metastases were treated with fixed doses of S-1 (80 mg/m/day) on days 1-5, 8-12, 15-19, 22-27 and 29-33, and irinotecan (40 mg/m/day) on days 1 and 8, followed by oxaliplatin on days 22 and 29.

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Purpose: Several recent studies have evaluated the feasibility of the sentinel node (SN) concept for gastric cancer. The aim of our study was to investigate limited gastrectomy with SN basin dissection in SN navigation surgery (SNNS) for patients with early-gastric cancer located in the upper-third of the stomach.

Methods: 147 patients received SNNS for early-gastric cancer at our institution.

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Background: This study assessed programmed cell death ligand 1 (PD-L1) expression in primary tissues and soluble PD-L1 (sPD-L1) concentration in matched preoperative serum in gastric cancer (GC) patients to perform direct comparison between tissue and serum PD-L1 expression and to clarify the prognostic implication in GC.

Methods: The study enrolled 180 GC patients who underwent surgery for GC at the authors' institution. The study evaluated tissue PD-L1 expression using immunohistochemistry and quantified sPD-L1 concentration in preoperative serum using enzyme-linked immunosorbent assay in GC patients.

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Background: Adenosine-to-inosine (A-to-I) RNA editing is catalyzed by adenosine deaminases acting on RNA (ADAR) enzymes. Recent evidence suggests that RNA editing of antizyme inhibitor 1 (AZIN1) RNA is emerging as a key epigenetic alteration underlying cancer pathogenesis.

Methods: We evaluated AZIN1 RNA editing levels, and the expression of its regulator, ADAR1, in 280 gastric tissues from 140 patients, using a RNA editing site-specific quantitative polymerase chain reaction assays.

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Purpose: Postoperative pulmonary complications (PCs) after thoracoscopic esophagectomy for esophageal cancer (EC) still occur too frequently. We conducted this study to identify the risk factors for PCs developing in EC patients who undergo thoracoscopic esophagectomy.

Methods: The subjects of this retrospective study were 89 patients with EC who underwent thoracoscopic esophagectomy in our department between January 2010 and December 2015.

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Objective: This study aimed to investigate clinicopathological responses and oncological outcome in patients receiving short- or long-course chemoradiotherapy (CRT) and to assess the predictive factor for recurrence in each treatment.

Methods: A total of 118 rectal cancer patients receiving preoperative CRT were enrolled. Clinicopathological responses and oncological outcome in patients receiving short- or long-course CRT were investigated.

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Objective: The serum albumin-globulin ratio (AGR) is associated with malignancy outcomes. However, among patients with rectal cancer (RC) who undergo neoadjuvant chemoradiotherapy (nCRT), the clinical and prognostic significance of the pretreatment AGR is unclear.

Methods: We investigated whether the pre-nCRT AGR can help predict oncological outcomes in patients with RC receiving nCRT.

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The cause of jejunojejunal intussusception, a rare complication after Roux-en-Y gastric surgery, remains unclear. Here, we present a case of retrograde jejunojejunal intussusception that occurred after laparoscopic distal gastrectomy with Roux-en-Y reconstruction. A 51-year-old woman who had undergone laparoscopic distal gastrectomy and Roux-en-Y reconstruction for early gastric cancer 6 years previously was admitted to our hospital with abdominal pain.

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This pilot study aimed to develop a new technique, complete laparoscopic total mesorectal excision (TME) with an intersphincteric resection (ISR) and coloplasty pouch anal anastomosis to avoid any further abdominal incision other than laparoscopic port sites, and to assess the impact on short-quality of life and oncological outcomes of this technique. After laparoscopic TME, large bowel was dissected at the level of the promontory. Then, laparoscopic construction of the coloplasty pouch was performed.

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