9,928 results match your criteria: "Hemolytic Uremic Syndrome"

Scientometrics Analysis of Global Researches on Anemia.

Int J Hematol Oncol Stem Cell Res

October 2024

Department of Knowledge and Information Sciences, School of Social Sciences, Yazd University, Yazd, Iran.

Anemia is a condition in which the number of red blood cells or the hemoglobin concentration within them is lower than normal. This study aims to show the intellectual structure of knowledge regarding anemia and gives a comprehensive and up-to-date image of research in this area. This is a descriptive-analytical study with a scientometric approach.

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Background: Shiga toxin-producing Escherichia coli-associated hemolytic uremic syndrome (STEC-HUS) is a life-threatening condition complicated by acute kidney injury, acute respiratory distress syndrome, and central nervous system disorders. The early identification of high-risk patients is required to facilitate timely and appropriate treatment.

Methods: The medical records of patients with STEC-HUS treated at 11 hospitals in Hokkaido, Japan, were reviewed retrospectively.

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Etiology and outcomes of kidney-limited and systemic thrombotic microangiopathy.

Mod Pathol

December 2024

Expert Center for Immune-mediated Kidney Diseases and Vasculitis, Maastricht University Medical Center, Maastricht, The Netherlands; Dept. Biochemistry, Cardiovascular Research Institute Maastricht, Maastricht, The Netherlands. Electronic address:

The syndromes of thrombotic microangiopathy (TMA) are associated with acute kidney injury and end-stage kidney disease (ESKD). TMAs typically present with thrombocytopenia and microangiopathic hemolytic anemia (i.e.

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In hemodialysis (HD), complement activation, bioincompatibility, and inflammation are intricately intertwined. In the 1970s, as HD became a routine therapy, the observation of complement pathway activation and transient leukopenia by cellulosic dialysis membranes triggered the bioincompatibility debate and its clinical relevance. Extensive deliberations have covered definitions, assessment markers, scope, and long-term clinical consequences of membrane-dependent bioincompatibility reactions.

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. Primary thrombotic microangiopathy includes hemolytic uremic syndrome caused by Shiga toxin-producing , atypical hemolytic uremic syndrome, and thrombotic thrombocytopenic purpura. .

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Rationale: Catastrophic antiphospholipid syndrome (CAPS) is the most serious type of antiphospholipid antibody syndrome (APS) and can be easily confused with other disorders, such as hemolytic uremic syndrome, disseminated intravascular coagulation and thrombocytopenia syndromes. Timely diagnosis of CAPS poses considerable challenges due to its rarity and the fact that clinicians often lack knowledge of the disease.

Patient Concerns: A 21-year-old patient was 32 weeks and 5 days pregnant when she presented to the hospital with a 7-hour history of sudden onset of left-sided limb weakness with no apparent cause.

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This report describes a rare presentation of atypical hemolytic uremic syndrome with multi-system involvement, including unilateral blindness and stroke. Only a few cases of atypical hemolytic uremic syndrome with unilateral blindness as a presentation have been reported and all have been attributed to central retinal artery obstruction (CRAO). This is the first described case to our knowledge of atypical hemolytic uremic syndrome presenting with unilateral blindness, which was caused by grade four hypertensive retinopathy.

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Background: Atypical Hemolytic Uremic Syndrome (aHUS) is categorized as a thrombotic microangiopathy (TMA), which arises due to abnormal or unregulated complement pathway activation. While the disease frequently affects renal blood vessels, it can also involve multiple other organ systems. This review examines the prevalence and clinical outcomes of aHUS patients with extrarenal involvement.

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Background: Ramucirumab (IMC-1121B) is a fully human immunoglobulin G1 monoclonal antibody, approved by the US Food and Drug Administration (FDA) for treating various cancers, including gastric, colorectal, liver, and non-small cell lung cancer. This study aimed to investigate the adverse events (AEs) associated with ramucirumab by utilizing data mining techniques on the FDA Adverse Event Reporting System (FAERS).

Methods: We collected ramucirumab-related data from the FAERS database, spanning from January 2014 to June 2023.

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Beyond the Initial Episode, Recurrent Hemolytic Uremic Syndrome Unveiled.

Indian J Nephrol

August 2024

Division of Pediatric Nephrology, Department of Pediatrics, Institute of Medical Sciences, Banaras Hindu University, Varanasi, India.

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BACKGROUND Shiga toxin-producing Escherichia coli (STEC) causes serious bacterial illnesses from consuming undercooked meat and foods contaminated with feces. This study aimed to describe the characteristics of an STEC outbreak associated with hemolytic uremic syndrome (HUS) that emerged in Turkey and affected 21 adults. MATERIAL AND METHODS The medical records of 21 adult patients who were admitted to Ankara Bilkent City Hospital Internal Medicine Intensive Care Department with the diagnosis of HUS between July and September 2022 were retrospectively evaluated through the system.

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Atypical hemolytic uremic syndrome: diagnosis, management, and discontinuation of therapy.

Hematology Am Soc Hematol Educ Program

December 2024

Department of Medicine, Division of Nephrology, Washington University School of Medicine, St. Louis, MO.

Atypical hemolytic uremic syndrome (aHUS) is a thrombotic microangiopathy typically characterized by anemia, thrombocytopenia, and end-organ injury. aHUS occurs due to endothelial injury resulting from overactivation of the alternative pathway of the complement system. The etiology of the dysregulated complement system is either a genetic mutation in 1 or more complement proteins or an acquired deficiency due to autoantibodies.

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Shiga toxin-producing (STEC) is a zoonotic pathogen associated with illness ranging from mild diarrhoea to haemolytic uremic syndrome (HUS) or even death. Cross-sectoral data sharing provides an opportunity to gain insight in reservoirs and sources of human infections and starting points for pro-active measures. Nevertheless, phylogenetic clustering of STEC strains from animals, food and human cases is low in the Dutch surveillance system.

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Article Synopsis
  • * The dysregulation of the complement pathway can be triggered by genetic mutations or autoantibodies, leading to further complications like C3 glomerulopathy and thrombotic microangiopathies.
  • * The case study discussed involves a patient with Systemic Lupus Erythematosus (SLE) who developed C3GN in a kidney transplant, highlighting the need for more research on treatment options for this rare condition.
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Complement in Kidney Transplantation.

Transplant Rev (Orlando)

November 2024

Department of Nephrology and Kidney Transplantation, Medanta Medicity, Sector 38, Gurgaon 122001, India. Electronic address:

Article Synopsis
  • Transplantation is the preferred treatment for most patients with kidney failure, and the complement system is crucial to this process.
  • Dysregulation of the complement system leads to various kidney-related diseases and impacts post-transplant issues such as rejection and graft function.
  • Understanding the complement cascade can guide strategies for preventing complications during kidney transplantation, with new therapeutic options being developed to enhance graft survival.
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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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Article Synopsis
  • - Atypical hemolytic uremic syndrome (aHUS) is a complex disorder caused by issues with the complement system, often leading to serious blood and kidney problems.
  • - A case study of a 38-year-old woman shows that aHUS can develop after gastroenteritis even without the common genetic markers or abnormal complement levels.
  • - This situation underlines the difficulties in diagnosing and managing aHUS when typical signs are missing, pointing to the need for personalized treatment strategies.
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Article Synopsis
  • * Unlike other conditions, hypertension typically does not have remissions and requires lifelong treatment, but its exact causes remain largely unknown despite extensive research.
  • * Recent studies suggest that the complement system plays a significant role in hypertension, especially in cases of malignant hypertension linked to complement dysregulation, indicating its importance in understanding this disease.
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Rapid Enzymatic Detection of Shiga-Toxin-Producing Using Fluorescence-Labeled Oligonucleotide Substrates.

ACS Infect Dis

December 2024

Department for Infectious Diseases, Division of Enteropathogenic Bacteria and Legionella (FG11), National Reference Centre for Salmonella and other Enteric Bacterial Pathogens, Robert Koch Institute, 38855 Wernigerode, Germany.

Article Synopsis
  • Shiga-toxin-producing E. coli (STEC) are harmful bacteria that can cause severe illnesses like diarrhea and kidney failure, making quick detection crucial but difficult.
  • A new rapid test has been developed using synthetic DNA substrates that produce a fluorescent signal when cleaved by Shiga toxins, allowing for easier identification of STEC.
  • In testing 94 clinical strains, including various STEC serotypes, this assay proved effective for immediate detection of Shiga toxins, potentially enhancing outbreak response and treatment strategies.
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Characterization of non-O157 enterohemorrhagic Escherichia coli isolated from different sources in Egypt.

BMC Microbiol

November 2024

Microbiology and Immunology Department, Faculty of Pharmacy, Mansoura University, Mansoura, 35516, Egypt.

Article Synopsis
  • Enterohemorrhagic Escherichia coli (EHEC) O157 is known for causing serious illnesses like hemorrhagic colitis and hemolytic uremic syndrome, but non-O157 strains are also emerging as significant pathogens.
  • In a study conducted in Egypt, 335 samples were collected, revealing that nearly half were EHEC, with the O111, O91, O26, and O55 serotypes being the most common across various sources like stool, urine, and food products.
  • The analysis of virulence genes showed high prevalence of genes such as sheA, stx2, and eae, and genetic testing revealed diverse strains with significant similarities, highlighting the complexity and potential
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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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High-fat and high-carbohydrate diets worsen the mouse brain susceptibility to damage produced by enterohemorrhagic Shiga toxin 2.

Heliyon

November 2024

Universidad de Buenos Aires, Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Instituto de Fisiología y Biofísica ''Houssay" (IFIBIO), Laboratorio de Neurofisiopatología, Facultad de Medicina, Paraguay 2155 Piso 7, 1121, Ciudad de Buenos Aires, Argentina.

Article Synopsis
  • The study investigates how different diets (high-fat, high-carbohydrate, or a combination) affect the severity of damage caused by Shiga toxin 2 in the brains of mice, focusing on areas related to motor activity.
  • Mice fed high-fat and high-carbohydrate diets experienced greater harm from Shiga toxin 2, with the worst outcomes noted in those on a combined diet, including neurodegeneration and impaired motor functions.
  • The findings suggest that poor nutrition may worsen neurological damage in patients affected by Shiga toxin, indicating that diet can play a critical role in the severity of toxin-induced effects.
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Gb3 trisaccharide-bearing exosomes as a novel neutralizer for Shiga toxin type 1.

Biochem Biophys Res Commun

December 2024

Laboratory of Glycobiology, Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Rudolfa Weigla St. 12, 53-114, Wroclaw, Poland. Electronic address:

Article Synopsis
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