Publications by authors named "Tsutsui A"

Objectives: Differences in oncological outcomes between conservative and surgical treatments for anastomotic leakage (AL) in patients undergoing colorectal cancer surgery remain unclear.

Methods: From July 2011 to June 2020, 385 patients underwent curative resection with double-stapling anastomosis for left-sided colon and rectal cancers. Among them, 33 patients who experienced AL were retrospectively evaluated and categorized into two groups: conservative (n = 20) and surgical (n = 13).

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Objectives Although childhood cancer treatment has recently become centralized at specialized hospitals worldwide, the relationship between mortality ratios and living in rural areas or traveling long distances for treatment remains controversial. In the present study, we examined whether regional differences in patient mobility and mortality ratios exist in Japan.Methods We investigated 10,713 patients with cancer aged ≤18 years, diagnosed between 2016 and 2019, registered in the national cancer registry data.

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Background And Aim: To assess the relationship between survival outcomes and subtypes of radiological progressive disease (PD) in patients with hepatocellular carcinoma (HCC) treated with atezolizumab and bevacizumab (Atezo/Bev).

Methods: A total of 462 patients with Atezo/Bev-treated HCC diagnosed with radiological PD during follow-up were enrolled. PD was classified into three categories: progression or emergence of intrahepatic lesions (PD-IH), macroscopic vascular invasion (PD-MVI), and extrahepatic spread lesions (PD-EHS).

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Aim: This study aims to investigate the clinical utility of the derived neutrophil-to-lymphocyte ratio (dNLR) and the Geriatric Nutritional Risk Index (GNRI) in predicting treatment outcomes for patients with unresectable hepatocellular carcinoma (HCC) undergoing combination therapy with atezolizumab and bevacizumab (Atez/Bev).

Methods: A retrospective analysis was conducted on 310 patients. The dNLR, NLR, and GNRI were calculated, and their impact on progression-free survival (PFS) and overall survival (OS) was assessed.

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Aim: This study aimed to compare the prognostic performance of the risk models for patients with hepatocellular carcinoma (HCC) receiving atezolizumab and bevacizumab (Atez/Bev) as first-line treatment.

Methods: Among 449 patients included in this retrospective multicenter study, we compared the prognostic performance of 13 risk models for the 12-month and 18-month survival status using area under the curve (AUC), net reclassification improvement (NRI), and relative integrated discrimination improvement (IDI) analysis. We also constructed a calibration plot to assess the fitness of each model.

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In the current era of immune therapy, lenvatinib (LEN) continues to be vital for treating unresectable hepatocellular carcinoma (uHCC) patients. This study investigates the importance of nutritional status in the prognosis of uHCC patients receiving LEN and evaluates a new prognostic scoring system that combines the geriatric nutritional risk index (GNRI) and systemic inflammatory response. From 2018 to 2022, 484 uHCC patients treated with LEN (384 males, median age 73).

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Anacardic acid (AA) was first detected in the shells of cashew nuts, Anacardium occidentale, and is known to possess inhibitory activity against acetyltransferases. Recently, several anacardic acid derivatives (AAds) were isolated from the wild fungus, Tyromyces fissilis, which has been reported as xanthine oxidase inhibitors. In the present study, we investigated whether nine AAds function as acetyltransferase inhibitors.

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Aim: Since the development of tremelimumab plus durvalumab (Dur/Tre) for unresectable hepatocellular carcinoma (uHCC), it has been used as not only an initial but also later line treatment in clinical practice. This study aimed to elucidate clinical prognostic factors for progression-free survival (PFS) in Dur/Tre treatment cases.

Methods: Enrolled were 183 uHCC patients treated with Dur/Tre from 2023 to May 2024 (median age, 74 years; male patients, 152; Child-Pugh class A:B, 150:33; Barcelona Clinic Liver Cancer stage B:C, 59:124; initial line use, 64).

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We previously found that "albumin grade", formerly called the "ALBS grade," demonstrated significant capability for prognostic stratification in hepatocellular carcinoma (HCC) patients treated with lenvatinib. The purpose of the present study was to compare the performance of the albumin grade with that of the modified albumin-bilirubin (mALBI) grade in predicting overall survival of HCC patients with different BCLC stages and treatment types. We enrolled 7,645 Japanese patients newly diagnosed with HCC using the Akaike information criteria (AIC), likelihood ratio, and C-index in different Barcelona Clinic Liver Cancer (BCLC) stages and treatments.

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Gum chewing is used in orofacial therapy to improve oral functions, such as a patient's chewing ability, bite force, tongue pressure, and lip closure strength. However, its effects on masseter muscle oxygen dynamics and muscle activity may vary with the hardness and features of the gum base. Therefore, when considering gum chewing for therapeutic purposes, it is essential to select gum of an appropriate hardness.

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This study aimed to clarify the effect of 1 month of gum chewing (GCh) training on masseter muscle oxygen dynamics and determine its effectiveness in improving muscle endurance and fatigue. A total of 16 healthy adult subjects were included in this study. The subjects were randomly assigned to two groups: control and training groups (eight subjects each).

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The purpose of this study was to examine the effects on prefrontal cortex (PFC) activity of listening to pleasant sounds (PS) while walking, gum chewing (GCh), or performing the dual task of walking and gum chewing at the same time (walking + GCh). A total of 11 healthy adult male volunteers participated in the study (mean age: 29.54 ± 3.

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Introduction: The most frequently used first-line treatment in patients with advanced hepatocellular carcinoma (HCC) is atezolizumab plus bevacizumab. Upon progression after this treatment, the standard of care in many countries is sorafenib, due to the lack of reimbursement for other drugs. Several randomized trials are currently underway to clarify the best second-line therapy in patients with HCC.

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Article Synopsis
  • * A retrospective analysis of 885 HCC patients showed no significant differences in overall survival, time to progression, or disease control rates between viral and nonviral patients treated with the combination therapy.
  • * Common prognostic factors were identified across both groups, but there might be some stronger associations between immunological factors and outcomes specifically in viral patients, while treatment-related toxicities and second-line treatments showed nearly identical results for both etiology subgroups.
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  • - This study investigates what factors predict conversion therapy success in patients with unresectable hepatocellular carcinoma (uHCC) and compares the survival outcomes of those who underwent conversion therapy to those with partial or complete responses after treatment with atezolizumab and bevacizumab.
  • - Out of 946 uHCC patients studied, only 43 (4.5%) received conversion therapy, with a higher overall response rate in this group (65.1%) compared to those who did not undergo conversion therapy (23.7%), indicating a statistically significant difference.
  • - Factors such as earlier BCLC stage, lack of macrovascular invasion or extrahepatic spread, and low neutrophil to lymphocyte ratio were found
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Introduction: Gastrointestinal varices rupture is considered to be prone to occur during atezolizumab and bevacizumab (Atez/Bev) treatment. This study aimed to investigate predictive factors affecting the increase in spleen volume (SpV) and the association of SpV variation with the clinical outcomes of Atez/Bev.

Methods: A total of 164 HCC patients were included in this retrospective multicenter study.

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Objectives:  The aim of the study was to evaluate the mechanical properties and impact absorption capacity of prototype materials comprising ethylene vinyl acetate (EVA) of different hardness reinforced using different amounts of glass fibers (GFs), considering a buffer space.

Materials And Methods: Six prototype materials were made by adding E-GFs (5 and 10 wt%) to EVA with vinyl acetate (VA) contents of 9.4 wt% ("hard" or HA) and 27.

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Article Synopsis
  • The study investigates how esophageal varices change in patients with cirrhosis after achieving sustained virological response (SVR) using direct-acting antivirals (DAAs).
  • 243 patients were examined before and after DAA treatment, revealing that 14.8% experienced worsened varices post-SVR and 11.9% showed improvement.
  • The ALBI score at SVR12 was identified as a significant predictor for both worsening varices and the development of new varices, with specific cut-off values highlighting the risk.
  • Despite achieving SVR, patients with high ALBI scores remain at risk for negative changes in their esophageal varices.
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Background: Atezolizumab plus bevacizumab (Atezo/Bev) is frequently selected as the primary systemic therapy for hepatocellular carcinoma (HCC).

Aims: To investigate the outcomes of patients with HCC treated with Atezo/Bev in a real-world setting based on whether they met the inclusion criteria for the phase 3 IMbrave150 trial.

Methods: A total of 936 patients were enrolled.

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Article Synopsis
  • * The research identified independent prognostic factors affecting overall survival and progression-free survival, notably the severity of decreased appetite, immunotoxicity, diarrhea, fatigue, arterial hypertension, and proteinuria.
  • * The findings underscore a significant relationship between the occurrence of AEs and therapy outcomes in HCC patients, similar to what has been observed in other treatment contexts, highlighting the importance of monitoring AEs for prognosis.
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  • The study introduces RECAM-J 2023, a modified version of the Roussel Uclaf Causality Assessment Method aimed at improving the diagnosis of drug-induced liver injury (DILI) in Japan.
  • It involved translating and adapting the original RECAM for Japanese clinical practices, and the researchers collected data from 538 DILI cases and 128 non-DILI cases to validate the new scoring system.
  • Results showed that when omitting deductions for missing hepatitis virus markers, RECAM-J 2023 significantly improved identification rates for DILI, indicating its potential effectiveness in routine medical settings in Japan.
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Background: Centralization of cancer care increases survival but increases the travel burden (i.e., travel durations, distances, and expenditures) in visiting hospitals.

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Article Synopsis
  • The study aimed to develop a prognostic scoring system for patients with unresectable hepatocellular carcinoma (uHCC) treated with atezolizumab plus bevacizumab (Atez/Bev).
  • A total of 719 patients were analyzed, examining factors such as BCLC classification, AFP level, and mALBI scores to create the IMABALI-De scoring system, which showed better predictive ability for overall and progression-free survival compared to the CRAFITY score.
  • The IMABALI-De score demonstrated significant results, indicating it may be a more effective tool for predicting outcomes in patients undergoing this combination treatment for liver cancer.
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Article Synopsis
  • - The study examines the impact of Body Mass Index (BMI) on survival among patients with advanced liver cancer (HCC) undergoing first-line treatment with either atezolizumab plus bevacizumab or lenvatinib, focusing on underweight, normal-weight, and overweight classifications.
  • - In a cohort of 1,292 patients, results indicated that underweight individuals had significantly shorter overall survival (OS) compared to normal-weight patients, while no significant differences in OS were observed between normal and overweight patients.
  • - The research highlights the differing prognostic implications of BMI in cancer treatment, suggesting that underweight patients may require more focused clinical considerations in advanced HCC therapy.
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Purpose: This study aimed to histologically compare the status of Schlemm's canal (SC) and Schlemm's canal endothelial (SCE) cells between trabeculectomy specimens from patients with primary open-angle glaucoma (POAG) and exfoliation glaucoma (EXG).

Methods: A total of 182 eyes from 152 patients with POAG and 138 eyes from 116 patients with EXG underwent immunohistochemical staining for thrombomodulin. Equal numbers of cases were selected from both groups using propensity score matching.

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