scholarly journals 8. Sepsis-Associated Acute Kidney Injury and Acute Kidney Disease: A 15-Year Cohort Study of 4,226 Adult Sepsis Inpatient Survivors at a Tertiary Medical Center in Taiwan

2021 ◽  
Vol 8 (Supplement_1) ◽  
pp. S6-S7
Author(s):  
Chih-Chia Liang ◽  
Hung-Chieh Yeh ◽  
Pei-Shan Chen ◽  
Chin-Chi Kuo ◽  
Hsiu-Yin Chiang

Abstract Background Sepsis is the most common cause of acute kidney injury (AKI) and about one-third of patients with sepsis-associated AKI (SA-AKI) develop acute kidney diseases (SA-AKD) and may progress to unfavorable outcomes. We aimed to study the characteristics and outcomes associated with SA-AKI and SA-AKD. Methods This cohort study included adult inpatients with first-time sepsis who were admitted during 2003-2017, had qualifying serum creatinine (SCr) measurements at baseline (-365 to -3 days), -2 to +7 days, and +8 to +90 days of sepsis index day, and survived the first 90 days (Figure 1). Sepsis was identified using an electronic medical records-based Sepsis-3 criteria. We classified sepsis inpatients into SA-AKI(-), SA-AKD(-), SA-relapsed-AKD, and SA-nonrecovery-AKD (Figure 2). ESRD and mortality were ascertained by linking to the Catastrophic Illness records and to National Death Registry, respectively. Multivariable Cox proportional hazard model was used to evaluate the risk of mortality and end-stage renal disease (ESRD) associated with SA-AKI/AKD subtypes. Figure 1. Flowchart of the selection process of adult sepsis survivors (N = 4226 patients). Figure 2. Definitions of sepsis associated-acute kidney injury (SA-AKI) and sepsis associated-acute kidney disease (SA-AKD). Results Of 4,226 eligible sepsis inpatient survivors, 47.1% developed SA-AKI and 10.1% progressed to SA-AKD (5.4% relapsed and 4.7% nonrecovery). Patient with AKI and non-recovered AKD had the worst baseline renal function (SCr, 1.3 mg/dL) (Table 1). The multivariable analyses revealed that SA-relapsed AKD was significantly associated with increased risk of all-cause mortality for 1-year (aHR 1.67; 95% CI 1.25, 2.24), 3-year (aHR 1.38; 95% CI 1.11, 1.71), and overall (aHR 1.35; 95% CI 1.12, 1.61), compared with SA-AKI(-). SA-relapsed AKD and SA-nonrecovery AKD were both significantly associated with 1-year, 3-year, and overall ESRD, with the risk of about 4-fold or higher than SA-AKI(-) (Table 2). Table 1. Baseline characteristics and outcomes among adult sepsis survivors, by different SA-AKI/AKD subtypes. Table 2. Risk of all-cause mortality and end stage renal disease (ESRD) among adult sepsis survivors. Conclusion Sepsis survivors who initially had AKI and developed relapsed or nonrecovery AKD tended to have worse outcomes of all-cause and ESRD, compared with those without AKI. Unexpectedly, patients with non-recovered AKD did not have a higher mortality risk, possibly because we have selected those who survived the first 90 days of sepsis. We will develop two-stage prediction models to identify sepsis patients at risk of developing AKI and SA-AKI patients at risk of developing different types of AKD. Disclosures All Authors: No reported disclosures

2019 ◽  
Vol 9 (1) ◽  
Author(s):  
Hung-Chieh Yeh ◽  
I.-Wen Ting ◽  
Han-Chun Huang ◽  
Hsiu-Yin Chiang ◽  
Chin-Chi Kuo

AbstractCurrent acute kidney injury (AKI) diagnostic criteria are restricted to the inpatient setting. We proposed a new AKI diagnostic algorithm for the outpatient setting and evaluate whether outpatient AKI (AKIOPT) modifies the disease course among patients with chronic kidney disease (CKD) enrolled in the national predialysis registry. AKIOPT was detected when a 50% increase in serum creatinine level or 35% decline in eGFR was observed in the 180-day period prior to enrollment in the predialysis care program. Outcomes were progression to end-stage renal disease (ESRD) and all-cause mortality. Association analyses were performed using multiple Cox regression and coarsened exact matching (CEM) analysis. Among 6,046 patients, 31.5% (1,905 patients) had developed AKIOPT within the 180-day period before enrollment. The adjusted hazard ratios of the 1-year and overall risk of ESRD among patients with preceding AKIOPT compared with those without AKIOPT were 2.61 (95% CI: 2.15–3.18) and 1.97 (1.72–2.26), respectively. For 1-year and overall risk of all-cause mortality, patients with AKIOPT had respectively a 141% (95% CI: 89–209%) and 84% (56–117%) higher risk than those without AKIOPT. This statistical inference remained robust in CEM analysis. We also discovered a complete reversal in the eGFR slope before and after the AKIOPT from −10.61 ± 0.32 to 0.25 ± 0.30 mL/min/1.73 m2 per year; however, the loss of kidney function is not recovered. The new AKIOPT diagnostic algorithm provides prognostic insight in patients with CKD.


2011 ◽  
Vol 2011 ◽  
pp. 1-9 ◽  
Author(s):  
Christina M. Yuan ◽  
Robert M. Perkins

Myoglobinuric renal failure is the classically described acute renal event occurring in disaster environments—commonly after an earthquake—which most tests the ingenuity and flexibility of local and regional nephrology resources. In recent decades, several nephrology organizations have developed response teams and planning protocols to address disaster events, largely focusing on patients at risk for, or with, acute kidney injury (AKI). In this paper we briefly review the epidemiology and outcomes of patients with dialysis-requiring AKI after such events, while providing greater focus on the management of the end-stage renal disease population after a disaster which incapacitates a pre-existing nephrologic infrastructure (if it existed at all). “Austere” dialysis, as such, is defined as the provision of renal replacement therapy in any setting in which traditional, first-world therapies and resources are limited, incapacitated, or nonexistent.


2020 ◽  
Author(s):  
Karen L. Krechmery ◽  
Diego Casali

Acute kidney injury (AKI) is a common syndrome encountered in critical illness and is associated with significant morbidity and increased mortality. Despite attempts to prevent the development of AKI, its incidence continues to rise, probably due to increased recognition in the setting of clearer definitions of the stages of AKI. Despite advances in the field of Nephrology, the treatment of AKI and its complications remains difficult in clinical practice. Critical care clinicians must have an understanding of the current definitions, pathophysiology, and treatment modalities. Renal replacement therapy (RRT) is a mainstay of treatment, but a lack of consensus regarding the optimal timing for initiation remains. There is a need for further research regarding both the timing of initiation of RRT and biomarkers that might allow earlier detection, differentiation of etiologies and monitoring of interventions. This review contains 3 figures, 4 tables, and 31 references Key Words: acute kidney injury (AKI), KDIGO, renal replacement therapy (RRT), risk, injury, failure, loss of kidney function, end stage renal disease (RIFLE), nephrology  


Author(s):  
SHAREEF J. ◽  
SRIDHAR S. B. ◽  
SHARIFF A.

Proton pump inhibitors (PPIs) are most widely used medications for acid related gastrointestinal disorders. Accessible evidence based studies suggest that the increased use of PPI is linked to a greater risk of developing kidney diseases. This review aims to determine the association of kidney disease with the use of proton pump inhibitor with various study designs. PubMed, Scopus and Google Scholar databases as well as a reference list of relevant articles were systematically searched for studies by using the following search terms; ‘proton pump inhibitors’, ‘acute kidney injury’, ‘chronic kidney disease’ and ‘end stage renal disease’. Both observational and randomized controlled trials (RCTs) exploring the association of PPI use with kidney disease were eligible for inclusion. A total of 8 articles, including 9 studies (n = 794,349 participants) were identified and included in the review. Majority of the studies showed a higher risk of kidney outcomes in patients taking PPIs, with effect higher of acute kidney injury (4-to 6-fold) compared with chronic kidney disease and end stage renal disease (1.5-to 2.5-fold). However, the studies suggest that the strength of evidence is weak and could not prove causation. The risk increased considerably with the use of high dose of PPIs and prolonged duration of exposure necessitates the monitoring of renal function. Exercising vigilance in PPI use and cessation of proton pump inhibitor when there is no clear indication may be a reasonable approach to reduce the population burden of kidney diseases.


2009 ◽  
Vol 9 ◽  
pp. 1348-1354 ◽  
Author(s):  
Shikha Jain ◽  
Darshika Chhabra

Immunotactoid glomerulopathy (IGN) is a rare immunoglobulin deposition disease. It is often mistaken for cryoglobulinemia or amyloidosis due to the similarities on biopsy findings. The disease progresses to end-stage renal disease (ESRD) within 7 months to 10 years. This is the first case reported of a patient with a diagnosis of IGN who developed acute kidney injury (AKI) and ESRD within 1 week of initial presentation.


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