Publications by authors named "Keizo Kagawa"

Cancer cachexia is a complex disorder characterized by skeletal muscle loss, which may influence the prognosis of patients with cancer. The cachexia index (CXI) is a new index for cachexia. The present study aimed to assess whether the CXI determined by bioelectrical impedance analysis (BIA) is valuable for predicting survival in patients with gastrointestinal cancer.

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A 72-year-old man had been undergoing chemotherapy for advanced gastric cancer for over 4 years. He presented with dysphagia, and esophagogastroduodenoscopy(EGD)revealed esophageal stricture due to tumor growth. Subsequently, he underwent placement of a partially covered esophageal stent(HANAROSTENT® Esophagus, M.

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Texture and color enhancement imaging (TXI) may improve the visibility of gastric tumors and allow their early detection. However, few reports have examined the utility of TXI. Between June 2021 and October 2022, 56 gastric tumors in 51 patients undergoing endoscopic submucosal dissection at Fukuchiyama City Hospital were evaluated preoperatively using conventional white light imaging (WLI), narrow-band imaging (NBI), and TXI modes 1 and 2.

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Article Synopsis
  • Advanced gastric cancer is aggressive, and this study investigated the impact of ascites (fluid in the abdomen) on patient survival rates, using CT scans to classify ascites as none, small, moderate, or massive.
  • Patients without ascites had better overall survival (43.5% at 1 year) compared to those with ascites (29.1%), with moderate or massive ascites leading to even poorer outcomes (28.0% at 1 year).
  • Key factors influencing overall survival included cancer type (specifically diffuse-type gastric cancer), the degree of ascites, and the effectiveness of chemotherapy, with moderate or massive ascites significantly impacting survival.
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A 67-year-old woman presented with a history of upper abdominal pain and weight loss. Physical examination revealed a lump in the right lower quadrant. She had undergone esophagogastroduodenoscopy at another hospital ten years ago, which showed a 15-mm elevated lesion in the duodenal bulb.

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Bleeding frequently occurs during gastric endoscopic submucosal dissection (ESD) and bleeding points are sometimes difficult to detect. Red dichromatic imaging (RDI) was recently developed to improve the visibility of bleeding. Our study aimed at examining the efficacy of RDI in improving the visibility of bleeding during gastric ESD.

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Purpose: Anamorelin, a ghrelin receptor agonist, has recently been approved for gastric, pancreatic, and colorectal cancer patients with cachexia in Japan. However, only few studies have investigated the predictors of response to anamorelin in clinical settings. Thus, our study aimed to investigate the predictors of the response, in addition to its efficacy and safety.

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  • Endoscopic retrograde cholangiopancreatography (ERCP) is a common medical procedure but can lead to a serious complication called post-ERCP pancreatitis (PEP), which researchers are trying to prevent.
  • This study investigated whether low doses of rectal diclofenac (an anti-inflammatory drug) could effectively prevent PEP by comparing outcomes between patients who received the drug and those who didn't.
  • Results showed no significant difference in the incidence or severity of PEP between the group receiving diclofenac and the control group, indicating that low-dose diclofenac is not effective in reducing PEP risks.
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A man in his 70s, with a history of dementia and aplastic anemia, was diagnosed with a gastric tumor. Thrombocytopenia due to aplastic anemia may cause bleeding after endoscopic submucosal dissection. Then, ulcer closure using the over-the-scope clip system was performed for prevention of post-operative bleeding.

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  • The study investigated how cool temperatures affect colonic peristalsis, focusing on a specific ion channel (TRPM8) linked to temperature sensitivity.
  • In a trial with 94 patients undergoing colonoscopy, those exposed to mildly cool water showed a higher rate of reduced peristalsis compared to the control group, indicating an antispasmodic effect.
  • Results in rodent models confirmed the significant decrease in peristalsis with cool water, and TRPM8-deficient mice did not experience the same reduction, suggesting TRPM8's crucial role in this process.
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  • A sixty-year-old male with advanced pancreatic ductal adenocarcinoma (PDAC) was treated with gemcitabine and nab-paclitaxel, leading to complications including nonspecific interstitial pneumonitis but no signs of infection.
  • After further investigation, it was discovered the patient had been taking a dietary supplement, Murill extract, which might have contributed to his lung issues.
  • The patient's condition improved after stopping the supplement, highlighting the importance of thorough patient interviews for diagnosing drug-induced interstitial lung disease (ILD).
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  • The study analyzed the bacterial spectrum in patients experiencing first and second episodes of acute cholangitis, highlighting the need for appropriate antibiotic treatment based on the episode.
  • In the first episode, common strains were primarily Escherichia coli and Klebsiella spp., while Enterococcus spp. dominated in recurrent episodes.
  • It suggests that medical professionals should use anti-enterococcal antibiotics for patients with repeated cases of acute cholangitis, contrasting the treatment for first episodes.
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The impact of the psoas muscle mass index (PMI) on survival is still poorly understood in unresectable pancreatic cancer. Thus, we aimed to investigate whether the PMI at diagnosis or its decrease during chemotherapy can influence the prognosis of unresectable pancreatic cancer. The data of 100 patients were analyzed, and they were divided into two groups according to the median PMI in each sex.

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Article Synopsis
  • - Colon cancer featuring mucinous components can lead to complications such as bacterial infections.
  • - These infections can result in the formation of abscesses, which are pockets of pus in the body.
  • - The presence of both cancer and infection highlights the complexity of treating such cases in medical settings.
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Background: We frequently encounter early gastric cancer (EGC) that could not be detected in the previous esophagogastroduodenoscopy even if the procedure was annually performed. However, little evidence exists regarding the characteristics of false-negative EGCs. Our aim was to reveal the clinical features of false-negative EGCs.

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A 49-year-old man underwent treatment with glecaprevir plus pibrentasvir (G/P) for chronic hepatitis C infection. Six weeks later, he was admitted to our hospital because of jaundice and fatigue with no accompanying skin rash. A laboratory examination and evaluation of the patient's history resulted in a diagnosis of acute liver injury.

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Inflammation-based prognostic indicators have been developed to predict the prognosis in patients with pancreatic cancer. However, prognostic indices have not been established in patients with unresectable pancreatic cancer, including those without indication for chemotherapy at diagnosis. This study aimed to identify the predictors in all patients with unresectable pancreatic cancer.

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A 77-year-old man with chronic hepatitis C (CH-C) infection, who achieved a sustained virological response (SVR) to interferon (IFN) therapy, was followed up regularly. Before IFN therapy, he did not have metabolic diseases, and the histological diagnosis of his chronic hepatitis was stage-3 fibrosis. After achieving SVR, the fibrosis-4 (FIB-4) index level dropped once but gradually increased.

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A 70-year-old male was diagnosed with tiny capillary hemangioma of the ileum using double-balloon endoscopy. Capillary hemangiomas should be included in the differential diagnoses of OGIB.

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BACKGROUND TAFRO syndrome (thrombocytopenia, anasarca, fever, myelofibrosis, renal dysfunction, and organomegaly) is a systemic inflammatory disorder. The histological features of TAFRO syndrome are not fully understood and few autopsy cases have been reported. CASE REPORT A 66-year-old man with type II respiratory failure was diagnosed with TAFRO syndrome.

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A 54-year-old woman underwent chemotherapy including rituximab and autologous peripheral blood stem cell transplantation (auto-PBSCT) for diffuse large B-cell lymphoma. Before the treatment, she exhibited a resolved hepatitis B virus (HBV) infection. She was diagnosed with HBV reactivation based on positive serum HBV-DNA test results, 55 months after her last treatment.

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Signet-ring cell carcinoma, a colorectal cancer (CRC) subtype, sometimes shows metastases to uncommon metastatic sites. However, gastric metastasis is extremely rare. Here, we describe a case of gastric metastasis from colonic cancer.

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A 69-year-old Japanese man underwent an endoscopic submucosal dissection (ESD) for early gastric cancer 2 years prior to admission at Fukuchiyama City Hospital. A follow-up esophagogastroduodenoscopy (EGD) revealed a butterfly-shaped brownish area in the cervical esophagus. A successful endoscopic submucosal dissection of the esophageal lesion was performed for total biopsy.

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