Publications by authors named "Oda N"

A 51-year-old man presented to the emergency department with rapidly progressive dyspnea that developed while climbing Mount Fuji. He had climbed Mount Fuji twice without experiencing similar symptoms. On arrival, his oxygen saturation was 91% on 10 L/min of oxygen with a non-rebreather mask.

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Limited data are available on the frequency and significance of body weight loss during cancer therapy. This study investigated the frequency of patients who experienced body weight loss during immune checkpoint inhibitor (ICI) plus chemotherapy for advanced non-small cell lung cancer (NSCLC) and the impact of weight loss on treatment outcomes. Using the clinical data of 370 patients with NSCLC who received a combination of ICI and chemotherapy at 13 institutions, this study investigated the frequency of body weight loss > 5% during treatment and determined the impact of body weight loss on patient outcomes.

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We herein report a 68-year-old man with advanced non-small-cell lung cancer treated with tepotinib who showed marked general edema, hypoalbuminemia, and an elevated serum creatinine level. Although tepotinib-induced kidney injury due to creatinine transporter inhibition has been reported, renal biopsy findings suggested tubulointerstitial injury due to decreased renal blood flow, likely secondary to refractory fluid retention. This case highlights the potential for true kidney injury during tepotinib therapy and underscores the importance of careful monitoring and management of adverse renal effects.

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  • Tocilizumab (TCZ) is an effective treatment for giant cell arteritis (GCA), but its impact on treatment changes and outcomes following relapses or discontinuations due to adverse events (AEs) is not well studied.
  • In a retrospective study of 62 GCA patients receiving TCZ, 16% experienced relapses, often after dosage adjustments or stopping TCZ; most relapses were manageable with treatment modifications.
  • About 45% of patients experienced AEs, with a small portion discontinuing TCZ; those who used alternative immunosuppressive therapies had better outcomes in managing GCA and avoiding relapses.
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  • A study evaluated an AI model's ability to predict elevated brain natriuretic peptide (BNP) levels from chest radiograms, focusing on its impact on healthcare professionals' diagnostic accuracy.
  • The AI model was developed using data from over 8,000 chest images and demonstrated high performance metrics, including an accuracy of 85.5% and a receiver-operating-characteristics area-under-curve score of 0.929.
  • Results showed that the AI assistance significantly improved diagnostic accuracy for both experienced and early-career healthcare professionals, with early-career professionals outperforming veterans when using the AI tool.
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  • The study aimed to collect real-world data on VEXAS syndrome, focusing on disease activity, treatments, remission rates, and adverse events over a prospective period.
  • Researchers enrolled suspected patients in Japan, utilizing a new disease activity measure (VEXASCAF) and recorded various health metrics, including UBA1 gene variant analysis.
  • Out of 55 patients, 30 were found to have pathogenic UBA1 variants, with limited remission reported, frequent adverse events including deaths and infections, and a need for high-dose glucocorticoids to manage symptoms.
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  • - The study examined how oxidative stress relates to blood amino acids involved in nitric oxide metabolism in 100 hospitalized COVID-19 pneumonia patients, analyzing their clinical data and serum samples from July 2020 to August 2021.
  • - Patients needing oxygen therapy had higher hydroperoxide levels and lower citrulline levels than the control group, while no significant differences were found in other related compounds like nitrite/nitrate.
  • - The findings indicated a connection between increased oxidative stress, reduced citrulline levels, and more severe pneumonia, suggesting that these factors might contribute to the development of COVID-19 pneumonia.
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A 56-year-old man presented to our hospital with dyspnea on exertion for two months. Bilateral pleural effusions were found, and a close examination revealed a chylothorax, including adenocarcinoma. The primary tumor could not be identified by systemic examination.

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In recent years, the use of immune checkpoint inhibitors (ICI) has increased and there have been case reports of anti- aminoacyl tRNA synthetase (ARS) antibody syndrome during ICI treatment. However, these cases are limited, and their clinical characteristics are not fully understood. We report the first case of anti ARS antibody syndrome with KS antibody during ICI therapy.

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Subdural hematoma due to skull base bone metastasis of lung cancer is rare but are oncological emergency, necessitating prompt identification when a headache develops with the progression of the malignancy.

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Higher blood pressure (BP) variability (BPV) was shown to be strong predictors of poor cardiovascular outcomes in heart failure (HF). It is currently unknown if low-level tragus stimulation (LLTS) would lead to improvement in BPV in acute HF (AHF). The 22 patients with AHF (median 80 yrs, males 60%) were randomly assigned to active or sham group using an ear clip attached to the tragus (active group) or the earlobe (sham group) for 1 h daily over 5 days.

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  • The study examined predictive factors for asthma exacerbation in severe asthma patients enrolled in the Okayama Severe Asthma Research Program over a one-year period.
  • A total of 85 patients, mostly older adults, were analyzed, with many requiring advanced treatments according to GINA guidelines and over half treated with biologics.
  • Key findings indicated that past exacerbation, low asthma control test scores, low lung function measures, and high IL-10 levels were significant predictors of future asthma exacerbation events.
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In this report, we present a case of a 70-year-old male with small cell lung cancer (SCLC) and pre-existing type 2 diabetes mellitus (T2DM) who developed type 1 diabetic ketoacidosis (DKA) following treatment with atezolizumab plus chemotherapy. Despite well-controlled T2DM with oral hypoglycemic agents, the initiation of immune checkpoint inhibitors (ICIs) led to rapid deterioration into insulin-dependent status due to ICI-induced type 1 diabetes mellitus (T1DM). Vigilant monitoring for hyperglycemia and timely intervention is crucial during ICI therapy, considering the potentially life-threatening complications.

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Portal vein thrombosis (PVT) is an acute-onset, emergent thrombotic disease that is difficult to diagnose without an apparent underlying disease unless the clinician actively suspects its presence. We present a case of acute PVT with underlying left lobe hypoplasia of the liver, a previously undescribed condition. A 79-year-old male patient presented to the emergency department with the chief complaint of anorexia.

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Nuclear protein of the testis carcinoma (NUTC) is a rare and aggressive malignancy. We herein report a case of NUTC in the lung characterized by a bronchial lesion and elevated alpha-fetoprotein levels. A 35-year-old Japanese man presented to our institution with suspected advanced lung cancer based on a histological examination.

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The relationships between the therapeutic effects of immune checkpoint inhibitors (ICIs) and the intestinal flora have attracted increasing attention. However, the effects of oral probiotics on the efficacies of ICIs used to treat non-small-cell lung cancer (NSCLC) remain unclear. We investigated the effects of probiotics on the efficacies of ICIs in patients treated with and without chemotherapy.

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Background: In Japan, freeze-dried live attenuated Oka-strain varicella-zoster virus vaccine, VVL (BIKEN), is available for adults aged ≥50 years to prevent herpes zoster (HZ). Although an increase in the antibody titer and cellular immune response has been demonstrated following vaccination with VVL (BIKEN), to date, no clinical studies have shown that the vaccine decreases the incidence of HZ and postherpetic neuralgia (PHN). This study investigated the incidence of HZ and PHN among adults aged ≥50 years who received a single dose of VVL (BIKEN) to prevent HZ.

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Study Design: This article is to evaluate the early outcomes of dental implants placed in bone generated with tissueengineering techniques, specifically recombinant human bone morphogenic protein-2 (rhBMP-2), allogeneicbone particulate, and bone marrow aspirate concentrate (BMAC) in patients with resection of benignpathology.

Objective: To evaluate the long-term prognosis of dental implants placed in tissue engineered mandibular reconstruction.

Methods: We retrospectively evaluated 12 patient records, all of whom underwent segmental mandibular resection of benign pathology and reconstruction with a combination of BMAC, rhBMP-2, and allogeneic bone.

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Disorder of phosphate metabolism is a common pathological condition in chronic kidney disease patients. Excessive intake of dietary phosphate deteriorates chronic kidney disease and various complications including cardiovascular and infectious diseases. Recent reports have demonstrated that gut microbiome disturbance is associated with both the etiology and progression of chronic kidney disease.

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Background: Some COVID-19 patients develop life-threatening disease accompanied by severe pneumonitis. Teprenone induces expression of heat-shock proteins (HSPs) that protect against interstitial pneumonia in preclinical models. We explored whether teprenone prevented worsening of COVID-19 infections.

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Article Synopsis
  • * Social frailty was found to significantly increase the risk of severe acute exacerbations and unexpected hospitalizations, but not moderate exacerbations.
  • * The study highlights the need for awareness and evaluation of social frailty in COPD patients due to its clinical significance.
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Carbon edge sites have been widely studied because of their importance in surface reactivity and electronic properties. The surface chemistry of the carbon edge sites is relevant to various reactions, and carbon active sites are key topics in many applications. Temperature-programmed desorption (TPD) and temperature-programmed reaction (TPR) techniques are used to clarify the fate of oxygen atoms present as CO-yielding functional groups on the activated carbon during heat treatment in hydrogen with an argon balance atmosphere.

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Dietary protein-derived peptides are effective in improving dyslipidemia and hypercholesterolemia. We previously identified a novel cholesterol-lowering pentapeptide IIAEK from milk beta-lactoglobulin. However, it remains unclear whether IIAEK affects the micellar solubility of cholesterol and the bile acid-binding ability to lower cholesterol.

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