Publications by authors named "Matsuoka A"

We previously reported that the area under the curve of log-transformed cytomegalovirus antigenemia (CMV-AUC) until 100 days after allogeneic hematopoietic cell transplantation (allo-HCT) was associated with an increased risk of non-relapse mortality. We applied a risk-adapted letermovir (LTV) prophylaxis strategy guided by a risk score that predicts a higher CMV-AUC. First, we retrospectively analyzed 278 allo-HCT recipients between 2007 and 2017 (Period 1).

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Electromagnetic whistler-mode chorus waves are a key driver of variations in energetic electron fluxes in the Earth's magnetosphere through the wave-particle interaction. Traditionally understood as a diffusive process, these interactions account for long-term electron flux variations (> several minutes). However, theories suggest that chorus waves can also cause rapid (< 1 s) electron acceleration and significant flux variations within less than a second through a nonlinear wave-particle interaction.

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Pancreaticobiliary maljunction (PBMJ) has a long common channel (CC) that causes pancreaticobiliary reflux (PBR), which has been implicated in gallstones, cholangiocarcinoma, and pancreatitis. By contrast, PBR has occurred in cases with normal and longer CCs than normal but shorter than PBMJ. This pathophysiology has been primarily reported in adults and rarely in children.

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Assessing objective physical function in patients with cancer is crucial for evaluating their ability to tolerate invasive treatments. Current assessment methods, such as the timed up and go (TUG) test and the short physical performance battery, tend to require additional resources and time, limiting their practicality in routine clinical practice. To address these challenges, we developed a system to assess physical function based on movements observed during clinical consultations and aimed to explore relevant features from inertial measurement unit data collected during those movements.

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Article Synopsis
  • This systematic review and meta-analysis assessed how enhanced rehabilitation after hospital discharge affects the quality of life (QOL) for survivors of critical care, following PRISMA guidelines and examining data from several major health databases until January 2024.
  • The review included nine randomized controlled trials (RCTs) with 573 participants, finding that enhanced rehabilitation showed no significant improvement in physical QOL but did result in a higher mental QOL score (low-certainty evidence).
  • Adverse events' impact was uncertain, with mixed reports from the studies; some had no adverse events, while others noted serious incidents, indicating very low-certainty evidence on this issue.
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Localized lipoatrophy is a rare condition characterized by the localized loss of subcutaneous adipose tissue. It may occur idiopathically without specific triggers. The pathogenesis of idiopathic localized lipoatrophy remains largely unknown.

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Background/aim: The use of hypnotic drugs can lead to accidents and injuries. However, few reports have shown their association with these events after adjusting for many concomitant medications. This study aimed to determine whether the use of hypnotic drugs was associated with accidents and injuries.

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An 80-year-old man was admitted to our hospital with acute cerebellar infarction. Conventional magnetic resonance angiography and computed tomography angiography (CTA) showed occlusion of the right vertebral artery (VA). Carotid ultrasonography revealed that the right VA was narrowed at its entry point into the transverse foramen near C6.

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Background: This study investigated the utility of thromboelastometry (ROTEM) in assessing hypofibrinolysis among septic patients, specifically the association of hypofibrinolysis, as determined by ROTEM, with septic disseminated intravascular coagulation (DIC), organ dysfunction, and clinical outcomes.

Methods: This single-center, retrospective analysis included adult septic patients admitted to Saga University Hospital from 2013 to 2017, with available ROTEM data. Hypofibrinolysis was assessed using the lysis index at 60 min (LI60) in extrinsic thromboelastometry (EXTEM).

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Objective physical function assessment is crucial for determining patient eligibility for treatment and adjusting the treatment intensity. Existing assessments, such as performance status, are not well standardized, despite their frequent use in daily clinical practice. This paper explored how artificial intelligence (AI) could predict physical function scores from various patient data sources and reviewed methods to measure objective physical function using this technology.

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Objectives: We aim to use the Area Deprivation Index (ADI) to investigate the correlations between neighborhood socioeconomic disadvantage (NSD), SARS-CoV-2 vaccination rates, infection severity, and subsequent audiovestibular symptoms.

Methods: In this retrospective cohort study, surveys were administered to participants ≥18 years of age who received a SARS-CoV-2 vaccination and/or tested positive for SARS-CoV-2 infection between January 2020 and September 2022. ADI scores were calculated for each patient to quantify NSD.

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Background: Older patients with cancer already represent the largest proportion of cancer survivors which will further increase in the upcoming years. However, older patients are highly underrepresented in clinical research, leading to a detrimental knowledge gap. Research on important aspects of quality of life (QoL) and associated factors for older patients with cancer is insufficient to date.

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Covalent organic networks (CONs) are considered ideal for precise molecular separation compared with traditional polymer membranes because their pores have a sharp molecular weight cut-off and a robust structure. However, challenges remain with regard to tuning pores as a prerequisite for facile membrane fabrication to a defect-free layer. Herein, a highly conjugated amino-porphyrin is used and exploited its tunable stacking behavior to fabricate porphyrin-based polyamide CONs with ordered structures through interfacial polymerization with acyl chlorides.

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Pre-concentration can reduce the total production costs in the pharmaceutical industry. Organic solvent forward osmosis (OSFO) is a suitable pre-concentration method because of its nonthermal nature, low capital cost, and potential for achieving high-degree concentrations. In a previous study, we first demonstrated a high-degree OSFO concentration.

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Objectives This study aimed to analyze and clarify the role of public health nurses (PHNs) in assisting mothers who need assistance during antenatal checkups.Methods This study was conducted in core city, A. The study participants were PHNs who experienced supporting at least three mothers who required support during maternity health checkups.

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Anti-galactocerebroside (Gal-C) antibodies are present in patients with conditions such as Guillain-Barré syndrome and mycoplasma pneumonia. We report a rare case of left vocal cord paralysis in a patient with anti-Gal-C IgG antibodies that improved after administeration of antivirals and steroids.

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Background: The prognosis of gynecological malignancies has improved with the recent advent of molecularly targeted drugs and immune checkpoint inhibitors. However, these drugs are expensive and contribute to the increasing costs of medical care.

Methods: The Japanese Clinical Oncology Group (JCOG) Health Economics Committee conducted a questionnaire survey of JCOG-affiliated facilities from July 2021 to June 2022 to assess the prevalence of high-cost regimens.

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Background/aim: Upper gastrointestinal obstruction is an extremely rare complication of primary ovarian cancer. We present a case of primary advanced ovarian cancer with gastroduodenal obstruction successfully managed with neoadjuvant chemotherapy (NAC) and conservative treatment.

Case Report: A 60-year-old woman was referred to our hospital for advanced ovarian cancer with upper gastrointestinal obstruction.

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A tough ion gel membrane containing a CO-philic ionic liquid, 1-ethyl-3-methylimidazolium tricyanomethanide ([Emim][C(CN)]), was developed, and its CO permeation properties were evaluated under humid conditions at elevated temperatures. Pebax 1657, which is a diblock copolymer composed of a polyamide block and a polyethylene oxide block, was used as the gel network of the ion gel membrane to prepare a tough ion gel with good ionic liquid-holding properties. The polyamide block formed a semicrystalline structure in [Emim][C(CN)] to toughen the ion gel membrane an energy dissipation mechanism.

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Article Synopsis
  • - A study was conducted to assess whether changing antibiotics or adding glycopeptide antibiotics helps patients with persistent febrile neutropenia (FN) after autologous hematopoietic cell transplantation (auto-HCT) recover faster.
  • - The analysis involved 208 patients, and it found no significant improvement in recovery time for those who switched antibiotics; in fact, adding glycopeptides was linked to a longer recovery time.
  • - The conclusion suggested that routine changes in antibiotics might not be beneficial for treating persistent FN after auto-HCT, indicating a need to reconsider common antibiotic management practices in such cases.
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  • Ruxolitinib treatment has potential benefits for quality of life and survival in patients with primary myelofibrosis (PMF), leading to questions about the best timing for allogeneic hematopoietic cell transplantation (HCT) in this context.
  • A Markov model analysis revealed that delayed HCT after ruxolitinib failure generally offers better outcomes in terms of life expectancy and quality-adjusted life years (QALYs) compared to immediate HCT.
  • The study found that delayed HCT was particularly beneficial for patients aged 60 and older, while it was equivalent for those younger than 60, suggesting a more strategic approach to transplantation timing may enhance patient outcomes.
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  • Low estrogen levels are thought to suppress uterine endometrial carcinoma, yet most cases arise after menopause, prompting a focus on declining androgen levels as a potential factor in its progression.
  • The study examines the role of androgen and its receptor (AR) by analyzing clinical data, culturing cancer cell lines, and using murine models, showing that higher androgen receptor expression and dihydrotestosterone (DHT) levels correlate with lower disease-free survival.
  • DHT reduces cancer cell proliferation and suppresses FOXP4 expression, suggesting that the androgen/AR system can inhibit malignant behavior in endometrial carcinoma, pointing to FOXP4 as a key target for future clinical strategies.
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