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Uremia Publications | LitMetric

31,508 results match your criteria: "Uremia"

Background: The purpose of this article was to assess the recoverability of bladder, in a subset of patients with uremia, planned for live-donor kidney transplantation.

Methods: Patients referred to the Voiding Dysfunction Unit for evaluation, prior to transplantation, were included in this study during the period 2004 to 2008 in a single institution with a track record in live-donor transplantation. Defunctionalized bladder was defined as patients with complete anuria or oliguria for at least 6 months.

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Clearance of Protein-Bound Uremic Toxins Using Anion Nanotraps with Record High Uptake.

ACS Appl Mater Interfaces

December 2024

College of Chemical and Biological Engineering, Zhejiang University, Hangzhou 310058, China.

Article Synopsis
  • Traditional hemodialysis is often ineffective at removing protein-bound uremic toxins (PBUTs) like -cresyl sulfate and indoxyl sulfate due to their strong attachment to serum albumin, which can lead to cardiovascular issues.
  • A new class of cationic polymeric networks, CPN-X6-CPN-X9, shows exceptional capabilities in removing these toxins, with CPN-X7 and CPN-X6 achieving maximum sorption capacities that surpass any previously known materials.
  • CPN-X9, which is hydrophobic, displays impressive selectivity in experiments and is able to recycle effectively over five cycles while maintaining good compatibility with blood.
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: Chronic kidney disease (CKD) is a growing public health problem and one of the leading causes of premature death worldwide. The progressive nature of CKD is associated with serious complications that can reduce the quality of life in CKD patients. Additional factors that can worsen well-being include dialysis treatment, malnutrition, inflammation, and lack of social support.

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Article Synopsis
  • COVID-19 can lead to multiorgan issues, including thrombotic microangiopathy (TMA), which we studied in eight patients at our center.
  • Most patients showed few COVID-19 symptoms, and TMA occurred after the virus was present in their system; two had additional non-COVID-related factors triggering TMA.
  • Treatments varied based on the type of TMA, with some achieving recovery in blood and kidney functions, highlighting the need for tailored treatment approaches due to different causes and responses.
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Future of Uremic Toxin Management.

Toxins (Basel)

October 2024

Nephrology Section, Department of Internal Medicine and Pediatrics, Ghent University Hospital, 9000 Gent, Belgium.

Article Synopsis
  • The article discusses the role of uremic toxins in chronic kidney disease (CKD) and highlights the lack of progress in reducing their effects, despite growing knowledge.
  • It reviews research on alternative strategies to combat uremic toxicity applicable to early CKD stages, covering dietary modifications, pharmacologic interventions, and potential extracorporeal removal methods.
  • The future direction aims to develop sustainable and effective treatments for CKD beyond traditional dialysis methods.
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Background: Azotemia is common in cats with congestive heart failure (CHF) and might be exacerbated by diuretic therapy.

Hypothesis/objectives: Determine frequency, risk factors, and survival impact of progressive azotemia in cats treated for CHF.

Animals: One hundred and sixteen client-owned cats with kidney function testing performed at least twice during acute or chronic CHF treatment.

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Aims: Uremic patients require dialysis to replace the declined kidney function, and arteriovenous fistula (AVF) is a commonly used dialysis access route. Our study aimed to explore vascular endothelial cells cadherin (VE-cadherin) and Delta-like ligand 4 (DLL4) expression in uremic patients undergoing primary AVF surgery and their correlation with AVF maturation.

Methods: We conducted a prospective study that included = 55 voluntary uremic patients receiving their initial AVF procedure for renal replacement therapy, subjects were divided into a mature group and a failure group based on whether the AVF matured within 3 months post-operatively.

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Article Synopsis
  • This study evaluates the use of tunneled hemodialysis catheters (TDCs) in patients with severe acute kidney disease (AKD) who need hemodialysis, highlighting their effectiveness in comparison to non-tunneled catheters (NTDCs).
  • Conducted in Khartoum, Sudan, the research involved 122 adult patients, primarily suffering from conditions like acute tubular necrosis, and assessed various performance metrics and complications associated with TDCs.
  • The results demonstrated that TDCs provided significantly better blood flow, fewer complications, and longer functional duration than NTDCs, suggesting TDCs are a safer option for urgent hemodialysis in AKD patients.
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Background And Hypothesis: In patients with advanced chronic kidney disease (CKD), the lifespan of red blood cells (RBC) is often shortened, a condition attributed to the "uremic milieu." We reported recently that the uremic solute 3-carboxy-4-methyl-5-propyl-2-furanpropionate (CMPF) shares structural similarities with Jedi1, a chemical activator of the mechanosensitive cation channel Piezo1, whose activation increases calcium influx into cells. Against this backdrop, we hypothesized that CMPF may induce premature RBC death (eryptosis) through prolonged CMPF-induced activation of Piezo1 located on RBC.

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Background: Ocular disorders can arise in the advanced stages of chronic kidney disease (CKD) for various reasons, including uraemia, biochemical abnormalities, hypertension and inadequate haemodialysis treatment.

Methods: We conducted a cross-sectional study at the Pediatric Nephrology Department, both inpatient and outpatient, of from January 2020 to July 2021. The study aimed to identify and compare ophthalmological changes among children at different stages of CKD to assess potential visual threats.

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Assessing and monitoring respiratory parameters, such as respiratory rate, oxygen saturation, and lung sounds, is crucial for the management and prognosis of pneumonia patients. Prone positioning has been shown to improve oxygenation in patients with respiratory disorders, including pneumonia, by reducing ventilation/perfusion mismatch. However, there is a lack of evidence supporting the benefits of self-proning in spontaneously breathing pneumonia patients.

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Introduction: Prostatic hyperplasia (BPH) is one of the most common diseases of elderly and senile men. Its natural "evolution" leads to an increase in deformity disorders, gradual decompensation of the bladder and the progression of CKD. If the morphogenesis of BPH, as well as the patterns of adaptive and pathological restructuring of the lower urinary tract are described in the literature, then there is practically no evidence of adaptive processes in the prostate itself against the background of the growth of hyperplasia nodes.

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Response by Heo et al to Letters Regarding Article, "Adequacy of Dialysis and Incidence of Atrial Fibrillation in Patients Undergoing Hemodialysis".

Circ Cardiovasc Qual Outcomes

November 2024

Department of Internal Medicine, College of Medicine, Institute of Kidney Disease Research and Institute for Innovation in Digital Healthcare, Yonsei University, Seoul, Republic of Korea.

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Introduction: A rapid, accurate, and specific ultrafiltration with ultra-performance liquid chromatographic-tandem mass spectrometry method was validated for the simultaneous determination of the protein binding rate of atorvastatin in uremic patients. Methods: The plasma samples were centrifuged at 6,000 r/min for 15 min at 37°C and the ultrafiltrate was collected. An ACQUITY UPLC® BEH C18 Column with gradient elution of water (0.

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[What is proven in the treatment of complement-mediated kidney diseases?].

Inn Med (Heidelb)

December 2024

Klinik für Nieren- und Hochdruckerkrankungen, Medizinische Hochschule Hannover, Carl-Neuberg-Str. 1, 30625, Hannover, Deutschland.

Article Synopsis
  • Complement-mediated kidney diseases are caused by dysregulation of the complement system, an essential part of the immune system that can lead to kidney damage if overactivated.
  • Key diseases in this category include atypical hemolytic uremic syndrome (aHUS) and C3 glomerulopathy, which require thorough diagnosis including genetic testing and assessment of complement factors.
  • Recent advancements in treatments specifically targeting complement system activation show promise and differ from traditional immunosuppressive therapies, highlighting the need for interdisciplinary approaches in research and treatment.
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Background: Haemolytic uremic syndrome (HUS) is a life-threatening disease with a historically poor prognosis in children receiving maintenance kidney replacement therapy (KRT). This study aimed to analyse the incidence and outcome of chronic kidney disease stage 5 (CKD5) due to Escherichia coli-HUS (STEC-HUS) and complement-mediated HUS (CM-HUS) in children, compared with controls with non-HUS CKD5 over the last 24 years.

Methods: The study included 1488 children undergoing KRT in Poland between 2000 and 2023.

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Protein-bound uremic toxins (PBUTs) are the main cause of uremia, but traditional hemodialysis is ineffective in removing them because of their strong ability to bind to human serum albumin (HSA), highlighting the need for new treatments. In this study, first, structure-based docking was used to screen a diverse library of 200,376 virtual compounds against the active sites I and II. After two rounds of docking screening, 3944 candidate molecules were obtained.

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αKlotho modulates BNIP3-mediated mitophagy by regulating FoxO3 to decrease mitochondrial ROS and apoptosis in contrast-induced acute kidney injury.

Cell Mol Life Sci

November 2024

Department of Nephrology, Molecular Cell Lab for Kidney Disease, Shanghai Peritoneal Dialysis Research Center, Uremia Diagnosis and Treatment Center, Ren Ji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200127, China.

Contrast-induced acute kidney injury (CI-AKI) is one of the main causes of hospital-acquired renal failure, and still lacks of effective treatments. Previously, we demonstrated that αKlotho, which is an anti-aging protein that highly expresses in the kidney, has therapeutic activity in CI-AKI through promoting autophagy. However, the specific mechanism underlying αKlotho-mediated autophagy remains unclear.

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Article Synopsis
  • Hemodialysis patients often experience left ventricular hypertrophy (LVH), and this study investigates the link between the increased uremic toxin indole-3-acetic acid (IAA) and LVH.
  • 205 hemodialysis patients were analyzed, with findings indicating that those with LVH had higher IAA and phosphate levels, as well as lower hemoglobin levels.
  • Results show that elevated IAA levels are positively associated with LVH, indicating that IAA might be a new biomarker for predicting LVH risk in these patients.
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Background: Atypical hemolytic uremic syndrome (aHUS) is a rare, life-threatening thrombotic microangiopathy (TMA) related to congenital mutations impeding control of the alternative pathway of complement. Following approval of the complement C5 inhibitor eculizumab by the European Medicines Agency and the US Food and Drug Administration, initial guidelines suggested lifelong therapy. Yet, growing evidence indicates that discontinuation of eculizumab, or its long-acting form ravulizumab, is possible for many patients.

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Background: Patients undergoing peritoneal dialysis (PD) often face nutritional deficiencies due to inadequate intake, nutrient loss, insufficient dialysis, and a state of micro-inflammatory. Traditional nutritional management methods have not fully met personalized needs. Therefore, this study aimed to develop and evaluate an application for generating recipes based on Generative Pre-trained Transformers to improve the nutritional status of these patients.

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Background And Objectives: Maintenance hemodialysis (MHD) patients are at a higher risk of cardiovascular disease (CVD), a common complication and leading cause of death. Persistent micro-inflammation is a unique feature of MHD. Given the established role of inflammation in the pathogenesis of atherosclerosis, this study aims to explore whether novel inflammatory markers (inflammation index) can serve as independent risk factors for CVD in MHD patients.

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Case Report of Dinutuximab-induced Atypical Hemolytic Uremic Syndrome.

J Pediatr Hematol Oncol

January 2025

Department of Pediatric Hematology and Oncology, Advent Health for Children, Orlando, FL.

Limited evidence exists describing the relationship between the development of atypical hemolytic uremic syndrome (aHUS) and the administration of dinutuximab. This case report describes a 20-year-old male with neuroblastoma who experienced aHUS post-dinutuximab administration. The patient presented with uncontrolled hypertension and renal dysfunction, ultimately receiving a definitive diagnosis of aHUS through a renal biopsy.

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Thrombotic microangiopathy (TMA) is defined by the typical triad of severe thrombocytopenia, hemolytic anemia and endorgan dysfunction and can be characterized by the pathophysiology of ischemia-inducing microthrombi in arterioles and capillaries possibly leading to severe organ dysfunction up to acutely life-threatening endorgan damage. In terms of etiology, management, therapy and prognosis, the following manifestations are distinguished: thrombotic thrombocytopenic purpura (TTP), shigatoxin-induced hemolytic-uremic syndrome (STEC-HUS), secondary comorbidity-related TMA and atypical hemolytic-uremic syndrome (aHUS). We present the case of a 49 year old lung transplant recipient developing aHUS.

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