24,849 results match your criteria: "Nagasaki University; yonet@nagasaki-u.ac.jp.[Affiliation]"

Utility values of responders and nonresponders are essential inputs in cost-effectiveness studies of radiation therapy for painful bone metastases but, to our knowledge, they have not been reported separately. We sought to determine the utility values of responders and nonresponders using data from a prospective observational study on bone metastases. The original prospective observational study was conducted at 26 centers in Japan.

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Background: Lateral pelvic lymph node dissection (LPND) is a challenging surgical technique with complex anatomy and narrow pelvic manipulation. The outcomes of robotic and laparoscopic surgery for LPND are still unclear.

Methods: We retrospectively reviewed 169 consecutive patients who underwent rectal cancer surgery with LPND between 2016 and 2023.

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Effects of Au Addition on the Performance of Thermal Electronic Noses Based on Porous CuO-SnO Nanospheres.

Nanomaterials (Basel)

December 2024

Graduate School of Integrated Science and Technology, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan.

The electronic nose is an increasingly useful tool in many fields and applications. Our thermal electronic nose approach, based on nanostructured metal oxide chemiresistors in a thermal gradient, has the advantage of being tiny and therefore integrable in portable and wearable devices. Obviously, a wise choice of the nanomaterial is crucial for the device's performance and should therefore be carefully considered.

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Background/objectives: Sleep disorders, such as short sleep, are common comorbidities in individuals with autism spectrum disorder (ASD). Sleep quality and duration are directly associated with quality of life (QOL). Clarifying the influence of ASD on the association between short sleep duration and life satisfaction is an efficient way to improve the QOL of patients with ASD.

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Chronic Fatigue Syndrome (CFS) is a complex disorder characterized by prolonged, unexplained fatigue and challenging diagnosis. We report the case of a 35-year-old Japanese woman with CFS who had experienced chronic fatigue since the age of 11 years. Despite treatment with modafinil, methylphenidate, levocarnitine, and ubiquinone, the symptoms persisted.

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Introduction: Despite the ongoing efforts to refine treatment durations and methods for patients with chronic pulmonary aspergillosis, the clinical use of antifungal agents remains unclear. This study aimed to describe the treatment practices, trajectories, and prognoses of newly diagnosed patients with chronic pulmonary aspergillosis.

Methods: Data from a longitudinal database from hospitals in Japan was used.

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Aims: Atherogenic dyslipidemia (AD) is regarded as a residual risk of cardiovascular diseases characterized by low high-density lipoprotein cholesterol (HDL-C) and high triglyceride (TG) levels and related to the intracranial stenosis of atheromatous thrombotic brain infarction (ATBI). Further, atherosclerosis is possibly related to another stroke subtype, including cryptogenic stroke (CS). In particular, an aortic complicated lesion (ACL) is a notable embolic source of CS, since recurrence of aortogenic brain embolism is not rare.

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Sesame (Sesamum indicum L.) is an important oilseed crop, and its seeds are a source of edible oil and widely used as a nutritious food that is beneficial to health in oriental countries. Phytochemical and biological investigations of the seeds have been well reported; however, those of the leaves have been limited.

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More than 95% of adult humans worldwide are latently infected with Epstein-Barr virus (EBV). Recent studies indicated that different EBV strains colonize different regions of Asia, where nasopharyngeal carcinoma (NPC) is endemic (southern China) or non-endemic (Japan/Korea). We searched for viral single nucleotide variant markers throughout the EBV genome by comparing the coding sequences of Japanese/Korean and NPC-endemic Chinese strains.

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Background Alveolar echinococcosis (AE) is a fatal zoonotic disease distributed mainly in the Northern Hemisphere. At present, its curative treatment relies on surgery, and the development of effective drugs is needed. We previously demonstrated the anti-echinococcal effect of atovaquone (ATV) as a mitochondrial complex III inhibitor in both in vitro and in vivo experiments.

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Gangrenous cholecystitis (GC) is classified as moderate acute cholecystitis according to the Tokyo Guidelines from 2018 (TG18). We evaluated the risk factors for GC and the outcomes of early cholecystectomy. A total of 136 patients who underwent emergency cholecystectomy for acute cholecystitis were retrospectively analyzed; 58 of these patients (42.

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Placental trophoblasts constitute the interface between the fetal and maternal environments and physically prevent maternal-fetal viral transmission. However, congenital human cytomegalovirus (HCMV) infection in the early stages of pregnancy results in severe symptoms in the fetus. HCMV is the most common causative agent of intrauterine infection.

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A 46-year-old woman on peritoneal dialysis (PD) had cloudy peritoneal dialysis effluent that had persisted for 10 days by the time she visited our hospital. The white blood cell count in the effluent was elevated to 1500/μL, leading to a diagnosis of peritoneal dialysis-associated peritonitis. The effluent cleared within two days with treatment using cefazolin and ceftazidime, and the white blood cell count dropped to 0/μL by day 6.

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Objective: To assess the prevalence and outcomes among regimens of glucocorticoid tapering for microscopic polyangiitis (MPA) and granulomatosis with polyangiitis (GPA) in real-world practice.

Methods: We retrospectively examined the Japan Collaborative Registry of ANCA-associated Vasculitis (J-CANVAS) registry, and evaluated the prevalence of glucocorticoid tapering regimens in the PEXIVAS trial. In patients with newly diagnosed MPA and GPA, we compared outcomes among standard and reduced pace regimens.

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Giant viruses are crucial for marine ecosystem dynamics because they regulate microeukaryotic community structure, accelerate carbon and nutrient cycles, and drive the evolution of their hosts through co-evolutionary processes. Previously reported long-term observations revealed that these viruses display seasonal fluctuations in abundance. However, the underlying genetic mechanisms driving such dynamics of these viruses remain largely unknown.

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Background/purpose: The Japanese public health insurance system has recently covered robotic pancreaticoduodenectomy (RPD). This study aimed to review the results of RPD during the introductory period and elucidate its safety and feasibility in Japan.

Methods: Consecutive data of 425 patients who underwent RPD were retrospectively collected from 10 high-volume centers in Japan between April 2020 and September 2022.

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In 2021, Enfortumab Vedotin (EV) was approved for the treatment of locally advanced and metastatic urothelial carcinoma (UC) in Japan. Some patients require withdrawal or dose reduction due to cutaneous symptoms associated with EV treatment. Currently, the only reported associations of EV with cutaneous symptoms are pre-treatment performance status (PS) and body weight.

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We report a case of solid papillary carcinoma (SPC) that developed at the site of a previous intraductal papilloma (IDP) with atypical ductal hyperplasia. This case supports IDP as a potential precursor lesion to SPC.

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Article Synopsis
  • Previous trials suggest no overall benefit of screening for occult cancer in patients with venous thromboembolism (VTE), but high-risk patients may still benefit.
  • A study involving 3,706 patients with acute VTE found that the incidence of newly diagnosed cancer increased over time, reaching 3.7% at one year and 7.0% at three years.
  • Factors such as older age, a history of cancer, autoimmune disorders, past major bleeding, and lack of transient VTE risk factors were identified as independent predictors for new cancer diagnoses post-VTE.
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Simple preservation of schistosome eggs with high infectivity up to 12 weeks.

Parasitol Int

December 2024

Department of Parasitology, Institute of Tropical Medicine (NEKKEN), The Joint Usage/Research Center on Tropical Disease, Nagasaki University, Nagasaki, Japan.

The lifecycle of schistosomes must be continuously maintained to clarify and understand this parasite in various aspects in laboratory settings. In the previous studies by other researchers, preservation of schistosome larvae or eggs was attempted by freezing with liquid nitrogen or organic chemicals, but frozen schistosomes were substantially impaired. The present study was conducted to determine whether schistosome eggs can be preserved under a non-frozen condition.

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Bridging old and new: obturator nerve block in the obturator canal to prevent obturator jerk during transurethral resection of bladder tumor.

J Anesth

December 2024

Department of Anesthesiology and Intensive Care Medicine, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki University, 1-7-1 Sakamoto, Nagasaki, 852-8501, Japan.

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Background: To evaluate whether sodium zirconium cyclosilicate (SZC) enables the uptitration of spironolactone without increasing the risk of hyper- and hypokalemia in patients with heart failure with reduced and mildly reduced ejection fraction (HFrEF and HFmrEF) and moderate/severe chronic kidney disease (CKD) who developed hyperkalemia during treatment with suboptimal spironolactone dose.

Methods: The REGISTA-K is a randomized, double-blind, placebo-controlled, multicenter trial that examined the efficacy and safety of SZC in uptitrating spironolactone without the occurrence of hyperkalemia or hypokalemia. A total of 266 patients with HFrEF and HFmrEF and hyperkalemia will be randomized in a 1:1 ratio to receive either SZC or placebo after treating hyperkalemia with SZC at 25 sites in Japan.

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Background: No previous studies have compared respiratory clinics and respiratory specialized facilities regarding causative diseases for bloody sputum and hemoptysis in Japan.

Methods: We retrospectively compared causative diseases for bloody sputum and hemoptysis between 3 respiratory clinics (clinic group) and 7 departments of respiratory medicine at hospitals (hospital group) in Japan.

Results: We collected data from 231 patients (median age, 51 years; age range, 24-96 years; 109 men (47.

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