UAB-UCSD O'Brien Center for Acute Kidney Injury Research

Author(s):  
Lisa M. Curtis ◽  
James George ◽  
Volker Vallon ◽  
Stephen Barnes ◽  
Victor M Darley-Usmar ◽  
...  

Acute kidney injury (AKI) remains a significant clinical problem through its diverse etiologies, the challenges of robust measurements of injury and recovery and its progression to chronic kidney disease. Bridging the gap in knowledge of this disorder requires bringing together not only the technical resources for research, but also the investigators endeavoring to expand our knowledge and those who might bring novel ideas and expertise to this important challenge. The UAB-UCSD O'Brien Center for AKI Research brings together technical expertise and programmatic and educational efforts to advance our knowledge in these diverse issues and the required infrastructure to develop areas of novel exploration. Since inception, this Center has grown its impact by providing state-of-the-art resources in clinical and pre-clinical modeling of AKI, a bioanalytical core that facilitates measurement of critical biomarkers, including serum creatinine via LC-MS/MS among others, and a biostatistical resource. Through these resources and with educational efforts, our Center has grown the Investigator Base to include >200 members from 51 institutions. Importantly, this Center has translated its pilot and catalyst funding program with a $37 return/dollar invested. Over 500 publications have resulted from the support provided with a relative citation ratio of 2.18 ± 0.12. Through its efforts, this disease-centric O'Brien Center is providing the infrastructure and focus to help the development of the next generation of researchers in the basic and clinical science of AKI. This Center creates the promise of the application at the bedside of the advances in AKI made by current and future investigators.

Author(s):  
John R. Prowle ◽  
Lui G. Forni ◽  
Max Bell ◽  
Michelle S. Chew ◽  
Mark Edwards ◽  
...  

AbstractPostoperative acute kidney injury (PO-AKI) is a common complication of major surgery that is strongly associated with short-term surgical complications and long-term adverse outcomes, including increased risk of chronic kidney disease, cardiovascular events and death. Risk factors for PO-AKI include older age and comorbid diseases such as chronic kidney disease and diabetes mellitus. PO-AKI is best defined as AKI occurring within 7 days of an operative intervention using the Kidney Disease Improving Global Outcomes (KDIGO) definition of AKI; however, additional prognostic information may be gained from detailed clinical assessment and other diagnostic investigations in the form of a focused kidney health assessment (KHA). Prevention of PO-AKI is largely based on identification of high baseline risk, monitoring and reduction of nephrotoxic insults, whereas treatment involves the application of a bundle of interventions to avoid secondary kidney injury and mitigate the severity of AKI. As PO-AKI is strongly associated with long-term adverse outcomes, some form of follow-up KHA is essential; however, the form and location of this will be dictated by the nature and severity of the AKI. In this Consensus Statement, we provide graded recommendations for AKI after non-cardiac surgery and highlight priorities for future research.


2013 ◽  
Vol 1 (1) ◽  
pp. 23-27
Author(s):  
Patrick M. Honore ◽  
Rita Jacobs ◽  
Olivier Joannes-Boyau ◽  
Willem Boer ◽  
Elisabeth De Waele ◽  
...  

AbstractSepsis-induced acute kidney injury (SAKI) remains an important challenge for intensive care unit clinicians. We reviewed current available evidence regarding prevention and treatment of SAKI thereby incorporating some major recent advances and developments. Prevention includes early and ample administration of “balanced” crystalloid solutions such as Ringer’s lactate. For monitoring of renal function during resuscitation, lactate clearance rate is preferred above ScvO2or renal Doppler. Aiming at high central venous pressures seems to be deleterious in light of the novel “kidney afterload” concept. Noradrenaline is the vasopressor of choice for preventing SAKI. Intra-abdominal hypertension, a potent trigger of acute kidney injury in postoperative and trauma patients, should not be neglected in sepsis. Renal replacement therapy (RRT) must be started early in fluid-overloaded patients refractory to diuretics. Continuous RRT (CRRT) is the preferred modality in hemodynamically unstable SAKI but its use in more stable SAKI is increasing. In the absence of hypervolemia, diuretics should be avoided. Antimicrobial dosing during CRRT needs to be thoroughly reconsidered to assure adequate infection control.


2021 ◽  
Vol 36 (Supplement_1) ◽  
Author(s):  
Sara Núñez Delgado ◽  
Miren Iriarte-Abril ◽  
Júlia Farrera-Núñez ◽  
Sergi Pascual-Sánchez ◽  
Laia Sans-Atxer ◽  
...  

Abstract Background and Aims Acute renal failure (AKI) associated to rhabdomyolysis conditions a worse prognosis in short-term, its implication in the long-term renal function has been less evaluated. Method Retrospective analysis of patients diagnosed with rhabdomyolysis defined by creatinine kinase > 5000 IU/L between 2015-2019. Basal and 12-month renal function was evaluated. AKI was classified as either non-severe (AKI-KDIGO 1/2) or severe (AKI-KDIGO 3). Results Eighty-seven patients were included, 25 (28.74%) had some degree of chronic kidney disease (CKD) on admission. 56 (64.37%) had AKI on admission, 17 of which were severe (6 required hemodialysis). The patients with AKI had more cardiovascular disease (CVD) and worse analytical parameters on admission (table). Patients with severe AKI showed no difference in CVD from those with non-severe AKI but were younger and had more hyperkalemia. There were no significant differences between patients with severe AKI who required hemodialysis and those who did not. Inpatient mortality was 8%, higher in patients with AKI but without differences according to severity. In 45 patients kidney function was available 12 months after the episode, loss of eGF was -4.90 ± 14.35 ml/min-1.73m2 (p=0.007). There was no difference between patients who developed AKI and those who did not (-4.10 ± 14.4 vs. -5.39 ± 14.57 ml/min-1.73m2; p=0.67), nor between non-severe and severe AKI (-5.50 ± 14.76 vs. -5.12 ± 15.08ml/min-1.73m2; p=0.98). Of the 33 patients without previous CKD, 5 developed CKD, with greater decrease in eGF than those who did not (-22.69 ± 6.04 vs. -2.63 ± 13.92 ml/min-1.73m2; p=0.003). Female sex (60% vs. 12%; p=0.031) and previous basal eGF (72.22 ± 4.37 vs. 95.6±19.97 ml/min-1.72m2; p=0.016) were related to this deterioration. Conclusion After an episode of rhabdomyolysis, the loss of eGF is similar in patients who develop AKI compared to those who do not.


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