27 results match your criteria: "Nagoya University Hospital Nagoya Japan.[Affiliation]"

Testicular large B-cell lymphoma is genetically similar to PCNSL and distinct from nodal DLBCL.

Hemasphere

October 2024

Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS) Barcelona Spain.

Article Synopsis
  • * A study involving 61 TLBCL patients analyzed their genetic characteristics compared to nodal DLBCL and primary CNS large B-cell lymphomas; findings indicated that TLBCL has fewer copy number changes but more somatic mutations than nodal DLBCL.
  • * The results highlight a unique genetic profile for TLBCL, with most cases classified as MCD, indicating genetic diversity, suggesting that this lymphoma type warrants targeted treatment strategies due to its distinct biology.
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Background: The prognosis for patients with chronic thromboembolic pulmonary hypertension (CTEPH) using their nutritional status has not been established. We investigated the relationship between the prognosis of patients with CTEPH and the Controlling Nutritional Status (CONUT) score, which is a nutritional assessment tool.

Methods And Results: A total of 157 patients with CTEPH was enrolled in the study.

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Purpose: Non-previa placenta accreta spectrum (PAS) is associated with assisted reproductive technology (ART), particularly frozen embryo transfer during hormone replacement therapy (HRC-FET). We especially aimed to evaluate the prevalence and risk factors for non-previa PAS in HRC-FET pregnancies.

Methods: Overall, 279 women who conceived through ART at three ART facilities and delivered at a single center were included in this retrospective study.

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  • Congenital diaphragmatic hernia (CDH) is a serious condition in newborns with a low survival rate, making it crucial to find ways to predict severe cases before birth.
  • This study discovered four specific microRNAs (miRNAs) in amniotic fluid-derived small extracellular vesicles that can help differentiate between good and poor prognosis in CDH cases, with two miRNAs showing particularly strong predictive abilities.
  • The research also highlighted differences in miRNA profiles between CDH-affected lung tissues and control tissues, suggesting that miRNA levels could provide valuable insights into lung health and help improve prenatal care for CDH patients.
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The relationship between the prognosis of patients with both chronic thromboembolic pulmonary hypertension (CTEPH) and a mental disorder (MD) remains unclear. The study group comprised 157 patients with CTEPH who underwent right heart catheterization and were subdivided into 2 groups according to the presence of MDs: MD and non-MD. The patients with MDs were defined as those who had visited a psychiatrist and were under psychotropic drug treatment.

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Article Synopsis
  • The study aimed to determine the best tissue perfusion measurement for initial treatment in adults with sepsis or septic shock through a network meta-analysis.
  • Researchers analyzed data from 17 randomized trials, focusing on short-term mortality within 90 days as the primary outcome.
  • The findings indicated that both lactate-guided and capillary refill time-guided therapies significantly reduced short-term mortality, while central venous oxygen saturation-guided therapy was linked to increased mortality risk.
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Background: Primary ovarian insufficiency (POI) is characterized by the development of hypergonadotropic hypogonadism before 40 years of age and leads to intractable infertility. Although in vitro fertilization and embryo transfer with donated eggs enables pregnancy, not a few patients desire pregnancy using their oocytes. However, follicular development is rare and unpredictable in patients with POI.

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  • This study compares the effectiveness of short vs. long attachment caps in colonoscopy for identifying causes of acute hematochezia, specifically looking at recent hemorrhage.
  • Using data from over 6,400 patients, researchers found that long cap users had significantly higher rates of diagnosing colonic diverticular bleeding and identifying active bleeding, compared to short cap users.
  • The conclusion suggests that long cap-assisted colonoscopy is more effective for diagnosing acute hematochezia and recognizing bleeding compared to short caps.
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Article Synopsis
  • - Pulmonary arterial hypertension (PAH) is a serious condition that typically requires treatments like pulmonary vasodilators, but new drug developments are exploring different mechanisms, particularly targeting specific patient needs.
  • - A connection has been found between interleukin-6 (IL-6) levels and PAH, leading researchers to investigate this cytokine as a potential target for treatment in patients showing elevated IL-6.
  • - A clinical study is currently being conducted to see if an antibody called satralizumab can effectively treat PAH in patients identified through biomarker profiles, focusing on those with increased IL-6 levels.
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  • Physical frailty negatively impacts the use of life-saving medications in patients with heart failure, with less frail patients being more likely to receive recommended therapies.
  • In a study of 1,041 hospitalized heart failure patients, as frailty increased, the prescription rates for essential drugs like ACE inhibitors and β-blockers dropped significantly.
  • Patients receiving fewer heart failure medications faced a higher risk of death or rehospitalization, emphasizing the importance of proper treatment regardless of frailty status.
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Autologous hematopoietic stem cell transplantation (SCT) is not a standard treatment option for Philadelphia chromosome-positive acute lymphoblastic leukemia (Ph+ALL); however, its position has been reassessed since the introduction of tyrosine kinase inhibitors (TKIs). We prospectively analyzed the efficacy and safety of autologous peripheral blood SCT (auto-PBSCT) for Ph+ALL patients aged between 55 and 70 years who had achieved complete molecular remission. Melphalan, cyclophosphamide, etoposide, and dexamethasone were used for conditioning.

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Background: The effect of duty hour (DH) restrictions on postgraduate residents' acquisition of clinical competencies is unclear. We evaluated the relationship between DHs and competency-related knowledge acquisition using the General Medicine In-training Examination (GM-ITE).

Methods: We conducted a multicenter, cross-sectional study of community hospital residents among 2019 GM-ITE examinees.

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Background Hypertension and diabetes frequently coexist. However, little is known about the interaction between high blood pressure (BP) and hyperglycemia in the development of cardiovascular disease (CVD). Methods and Results We conducted an observational cohort study that included 3 336 363 patients (median age, 43 years old; men, 57.

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Article Synopsis
  • * Data were collected from 62 PoPH patients in Japan over a 13-year period, revealing that PAH-specific therapy improved the patients' functional status, with survival rates at 3 and 5 years being 88.5% and 80.2%, respectively.
  • * Combination therapy was often used (in 66.1% of patients) and resulted in better hemodynamic improvements (like lower pulmonary arterial pressure) compared to monotherapy, without increasing the risk of side effects.
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Inhaled iloprost is an established treatment for pulmonary arterial hypertension (PAH). However, the long-term hemodynamic changes that inhaled iloprost induces are unclear. Here, we retrospectively enrolled 18 patients with PAH who received inhaled iloprost as add-on to oral combination therapy from December 2016 to January 2021 at our institute in Japan.

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Pulmonary tumor thrombotic microangiopathy (PTTM) is a fatal disease associated with malignant tumors that progresses to pulmonary hypertension. Gastric cancer is the most common cause, followed by breast cancer and lung cancer, whereas PTTM due to thyroid cancer has not been reported. In addition to pulmonary obstruction by tumor embolism, tumor cells stimulate endothelial cells to release angiogenetic factors, which induce remodeling of pulmonary arteries and veins and lead to lymphatic obstruction.

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Background Prognoses and long-term cardiac function of patients with fulminant myocarditis have not been fully elucidated. Therefore, we clarified the prognoses and long-term cardiac function according to required percutaneous mechanical circulatory support and histological findings among patients with fulminant myocarditis. Methods and Results We conducted a multicenter retrospective medical record review of 216 patients with fulminant myocarditis requiring percutaneous mechanical circulatory support.

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Background: Incident reporting can inform hospital safety. However, under-reporting is preventing this.

Methods: We conducted a nationwide survey among Japanese physicians-in-training by including a questionnaire in the General Medicine In-Training Examination to assess incident reporting behavior and participation in patient safety lectures.

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Pulmonary hypertension (PH) is characterized by dysregulation of small pulmonary arteries. In addition to endostatin (ES), placenta growth factor (PlGF), vascular endothelial growth factor-A (VEGF-A), and the anti-angiogenesis isoform of VEGF-A (VEGF-Ab) are associated with PH. However, the usefulness of these biomarkers in PH in unknown.

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A 75-year-old man was diagnosed with advanced follicular lymphoma because of enlarged cervical lymph nodes. He received chemotherapy and was in complete remission for four years. However, after four years, he developed diffuse lymphadenopathy in the abdominal and iliac area suspected to be recurrent follicular lymphoma.

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Aim: Right-half dissection of the superior mesenteric artery (SMA) nerve plexus in pancreatoduodenectomy for pancreatic cancer was initiated to accomplish R0 resection; however, subsequent refractory diarrhea was a major concern. This study aimed to evaluate the necessity of this technique.

Methods: From April 2014 to June 2018, 74 patients with pancreatic head cancer were randomly allocated to either Group A, in which right-half dissection of the SMA nerve plexus was performed (n = 37), or Group B, in which total preservation of the nerve plexus was performed (n = 37).

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Background And Aim: Commonly used classifications for colorectal lesions (CLs) include the Narrow Band Imaging (NBI) International Colorectal Endoscopic (NICE) and Japan NBI Expert Team (JNET) classifications. However, both lack a sessile serrated adenoma/polyp (SSA/P) category. This has been addressed by the modified Sano's (MS) and Workgroup serrAted polypS and Polyposis (WASP) classifications.

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Background And Aim: Endoscopic submucosal dissection (ESD) is a challenging procedure. A dissection speed of ≥9 cm/h has been acknowledged as a mark for expertise, alongside a complication rate of ≤5% and en bloc resection rate of ≥90%. However, there is lack of objective information on whether the three measures correlate with each other.

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