Acute kidney injury (AKI) is a common problem in both the inpatient and outpatient setting and often results from drug toxicities. Traditional methods of identifying AKI, through measurement of blood urea nitrogen and serum creatinine, are problematic in that they are slow to detect decreases in glomerular filtration rate (GFR) and are influenced by a variety of factors that are not related to GFR changes. The problems inherent in a creatinine-based diagnosis of AKI have impeded the development of proper therapeutics in AKI and posed problems in evaluating nephrotoxicity of drugs and other chemical exposures. In recent years, a number of new biomarkers of AKI with more favorable test characteristics than creatinine have been identified and studied in a variety of experimental and clinical settings. This review will consider the most well-established biomarkers and appraise the literature, with particular attention given to the use of biomarkers in identifying toxin-mediated AKI.
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http://dx.doi.org/10.1155/2011/328120 | DOI Listing |
BMC Pregnancy Childbirth
January 2025
Department of Intensive Care Medicine, Army Medical Center of PLA, No. 10 Changjiang Road, Yuzhong District, Chongqing, 400010, People's Republic of China.
Background: Pregnancy-associated atypical hemolytic uremic syndrome (aHUS) is a form of thrombotic microangiopathy (TMA) caused by uncontrolled activation of the complement system during pregnancy or the postpartum period. In the intensive care unit, aHUS must be differentiated from sepsis-related multiple organ dysfunction, thrombotic thrombocytopenic purpura (TTP), hemolysis, elevated liver enzymes, and low platelet (HELLP) syndrome. Early recognition of aHUS is critical for effective treatment and improved prognosis.
View Article and Find Full Text PDFBMC Nephrol
January 2025
Department of Intensive Care Medicine, No. 971st Hospital of the People's Liberation Army Navy, Qingdao, Shandong Province, PR China.
Background: Ursodeoxycholic acid (UDCA), traditionally recognized for its hepatoprotective effects, has also shown potential in protecting kidney injury. This study aimed to evaluate the protective effects of UDCA against sepsis-induced acute kidney injury (AKI) and to elucidate the underlying mechanisms.
Methods: Sixty male C57BL/6 N mice were utilized to establish a sepsis-induced AKI model through intravenous injection of lipopolysaccharides (LPS, 10 mg/kg).
Lab Anim (NY)
January 2025
Research Center of Combine Traditional Chinese and Western Medicine, Prophylaxis and Treatment of Organ Fibrosis by Integrated Medicine of Luzhou Key Laboratory, The Affiliated Traditional Chinese Medicine Hospital, Southwest Medical University, Luzhou, China.
This Review evaluates various mouse and rat models of chronic kidney disease (CKD) that result from repeated low-dose cisplatin (RLDC) treatment while also discussing ethical considerations on the topic. Cisplatin can cause nephrotoxicity, and high doses of cisplatin can cause acute kidney injury. The RLDC regimen has been used in the treatment of solid organ cancers and has shown efficacy in reducing the occurrence of acute kidney injury in patients.
View Article and Find Full Text PDFSci Rep
January 2025
First Department of Medicine, Medical School, University of Pécs, Ifjúság Útja 13, 7624, Pécs, Hungary.
Both acute kidney injury and chronic kidney disease are risk factors for many outcomes of gastrointestinal bleeding (GIB). These are associated with higher mortality, longer hospitalisation, and greater need for transfusion in case of overt GIB. Our study aimed to further evaluate the role of kidney function in several clinical outcomes of GIB patients.
View Article and Find Full Text PDFIntensive Care Med Exp
January 2025
Department of Cardiac Surgery, Lanzhou University Second Hospital, Lanzhou University, No. 80, Cuiyingmen, Chengguan District, Lanzhou, 730030, China.
Background: Although extracorporeal membrane oxygenation (ECMO) is an effective technique for life support, the incidence of acute kidney injury (AKI) during ECMO support remains high. Dexmedetomidine (DEX), which has been widely used for sedation during ECMO, possesses several properties that help reduce the occurrence of AKI. This study aimed to investigate the protective effect of DEX on kidney function during ECMO.
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