scholarly journals Acute kidney injury and its outcomes in melioidosis

Author(s):  
Ravindra Attur Prabhu ◽  
Tushar Shaw ◽  
Indu Ramachandra Rao ◽  
Vandana Kalwaje Eshwara ◽  
Shankar Prasad Nagaraju ◽  
...  

Abstract Background Melioidosis is a potentially fatal tropical infection caused by Burkholderia pseudomallei. Kidney involvement is possible, but has not been well described. Aim This study aimed to assess the risk of acute kidney injury (AKI) and its outcomes in melioidosis. Methods A retrospective observational cohort study was performed. Case records of consecutive patients with culture-confirmed melioidosis, observed from January 1st, 2012 through December 31st, 2019 were analysed for demographics, presence of comorbidities, including chronic kidney disease (CKD), diabetes mellitus (DM), and presence of bacteraemia, sepsis, shock, AKI, and urinary abnormalities. The outcomes we studied were: mortality, need for hospitalisation in an intensive care unit (ICU), duration of hospitalization. We then compared the outcomes between patients with and without AKI. Results Of 164 patients, AKI was observed in 59 (35.98%), and haemodialysis was required in eight (13.56%). In the univariate analysis, AKI was associated with CKD (OR 5.83; CI 1.140–29.90, P = 0.03), bacteraemia (OR 8.82; CI 3.67–21.22, P < 0.001) and shock (OR 3.75; CI 1.63–8.65, P = 0.04). In the multivariate analysis, CKD (adjusted OR 10.68; 95% CI 1.66–68.77; P = 0.013) and bacteraemia (adjusted OR 8.22; 95% CI 3.15–21.47, P < 0.001) predicted AKI. AKI was associated with a greater need for ICU care (37.3% vs. 13.3%, P = 0.001), and mortality (32.2% vs. 5.7%, P < 0.001). Mortality increased with increasing AKI stage, i.e. stage 1 (OR 3.52, CI 0.9–13.7, P = 0.07), stage 2 (OR 6.79, CI 1.92–24, P = 0.002) and stage 3 (OR 17.8, CI 5.05–62.8, P < 0.001), however kidney function recovered in survivors. Hyponatremia was observed in 138 patients (84.15%) and isolated urinary abnormalities were seen in 31(18.9%). Conclusions AKI is frequent in melioidosis and occurred in 35.9% of our cases. Hyponatremia is likewise common. AKI was predicted by bacteraemia and CKD, and was associated with higher mortality and need for ICU care; however kidney function recovery was observed in survivors. Graphic abstract

2016 ◽  
Vol 3 (2) ◽  
Author(s):  
Andrea L. Conroy ◽  
Michael Hawkes ◽  
Robyn E. Elphinstone ◽  
Catherine Morgan ◽  
Laura Hermann ◽  
...  

Abstract Background.  Acute kidney injury (AKI) is a well recognized complication of severe malaria in adults, but the incidence and clinical importance of AKI in pediatric severe malaria (SM) is not well documented. Methods.  One hundred eighty children aged 1 to 10 years with SM were enrolled between 2011 and 2013 in Uganda. Kidney function was monitored daily for 4 days using serum creatinine (Cr). Acute kidney injury was defined using the Kidney Disease: Improving Global Outcomes (KDIGO) guidelines. Blood urea nitrogen (BUN) and Cr were assessed using i-STAT, and cystatin C (CysC) was measured by enzyme-linked immunosorbent assay. Results.  Eighty-one (45.5%) children had KDIGO-defined AKI in the study: 42 (51.9%) stage 1, 18 (22.2%) stage 2, and 21 (25.9%) stage 3. Acute kidney injury evolved or developed in 50% of children after admission of hospital. There was an increased risk of AKI in children randomized to inhaled nitric oxide (iNO), with 47 (54.0%) of children in the iNO arm developing AKI compared with 34 (37.4%) in the placebo arm (relative risk, 1.36; 95% confidence interval [CI], 1.03–1.80). Duration of hospitalization increased across stages of AKI (P = .002). Acute kidney injury was associated with neurodisability at discharge in the children receiving placebo (25% in children with AKI vs 1.9% in children with no AKI, P = .002). Mortality increased across stages of AKI (P = .006) in the placebo arm, reaching 37.5% in stage 3 AKI. Acute kidney injury was not associated with neurodisability or mortality at discharge in children receiving iNO (P &gt; .05 for both). Levels of kidney biomarkers were predictive of mortality with areas under the curves (AUCs) of 0.80 (95% CI, .65–.95; P = .006) and 0.72 (95% CI, .57–.87; P &lt; .001), respectively. Admission levels of CysC and BUN were elevated in children who died by 6 months (P &lt; .0001 and P = .009, respectively). Conclusions.  Acute kidney injury is an underrecognized complication in young children with SM and is associated with increased mortality.


2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Ryan W. Haines ◽  
Jonah Powell-Tuck ◽  
Hugh Leonard ◽  
Siobhan Crichton ◽  
Marlies Ostermann

AbstractThe long-term trajectory of kidney function recovery or decline for survivors of critical illness is incompletely understood. Characterising changes in kidney function after critical illness and associated episodes of acute kidney injury (AKI), could inform strategies to monitor and treat new or progressive chronic kidney disease. We assessed changes in estimated glomerular filtration rate (eGFR) and impact of AKI for 1301 critical care survivors with 5291 eGFR measurements (median 3 [IQR 2, 5] per patient) between hospital discharge (2004–2008) and end of 7 years of follow-up. Linear mixed effects models showed initial decline in eGFR over the first 6 months was greatest in patients without AKI (− 9.5%, 95% CI − 11.5% to − 7.4%) and with mild AKI (− 12.3%, CI − 15.1% to − 9.4%) and least in patients with moderate-severe AKI (− 4.3%, CI − 7.0% to − 1.4%). However, compared to patients without AKI, hospital discharge eGFR was lowest for the moderate-severe AKI group (median 61 [37, 96] vs 101 [78, 120] ml/min/1.73m2) and two thirds (66.5%, CI 59.8–72.6% vs 9.2%, CI 6.8–12.4%) had an eGFR of < 60 ml/min/1.73m2 through to 7 years after discharge. Kidney function trajectory after critical care discharge follows a distinctive pattern of initial drop then sustained decline. Regardless of AKI severity, this evidence suggests follow-up should incorporate monitoring of eGFR in the early months after hospital discharge.


2018 ◽  
Vol 5 (3) ◽  
pp. 681
Author(s):  
Swarna Gupta ◽  
Punit Gupta ◽  
Vishal Jain

Background: Acute kidney injury previously known as acute renal failure, is characterized by the sudden impairment of kidney function resulting in the retention of nitrogenous and other waste products normally cleared by the kidneys.   Acute Kidney Injury is usually manifested as multiorgan failure syndrome and extracorporeal support may also target fluid overload and heart failure, extracorporeal CO2 removal for combined kidney and lung support, albumin dialysis for liver support. Haemodialysis is more effective than peritoneal dialysis for management of Acute Kidney injury as Peritoneal dialysis is associated with clearance limitation and difficulties with fluid removal and is thus rarely used in adults in developed countries.Methods: The study was conducted in the Department of Medicine, Pt. J.N.M. Medical College and Dr. B.R.A.M. Hospital, Raipur (CG), India, from 2010 to 2012. All patients of both the sexes who were diagnosed as a case of Acute Kidney Injury due to Acute Gastroenteritis and Malaria and who were advised for Hemodialysis were included in the study. In our study, 32 patients of Acute Kidney Injury were included. The criteria used for AKI in the study was RIFLE criteria. Hemodialysis was done in all the cases. Quantitative variables are reported as means±SD and qualitative variables as percentage. Factor(s) determining outcome of AKI were tested by univariate analysis using “fisher’s exact test”. All variables with a P value <0.05 in the univariate analysis were defined statistically significant.Results: Out of 32 patients of Acute Kidney Injury in our study, 50% (n=16) were of Malaria associated AKI cases and other 50% (n=16) patients were of Acute Gastroenteritis associated AKI in which 87.5% males,12.5% Females were of Malaria and 75% male,25% Female were in AGE associated AKI. Maximum number of patients presented with features of AKI within first 3days of disease onset i.e. 56.25% (n=9) of malaria patients and 68.75% (n=11) of AGE patients. Mortality due to MOD was more common in Malaria patients as compared to AGE patients. AGE associated AKI patients had different level of deranged SOFA score.Conclusions: Acute kidney injury due to acute gastroenteritis differs from other causes of AKI by frequent occurrence of hypokalemia. Early diagnosis and prompt management can restore the kidney function.


2021 ◽  
Author(s):  
Masoumeh Mohkam ◽  
Mahbube Mirzaee ◽  
Mahnaz Jamee ◽  
Fatemeh Abdollah Gorji ◽  
Mitra Khalili ◽  
...  

Abstract Background:Renal disorders are reported as both underlying conditions and complications in critical pediatric COVID-19 infection. Herein, we investigated the pattern of renal involvement, particularly acute kidney injury (AKI), among pediatric patients with COVID-19.MethodsWe prospectively enrolled hospitalized pediatric patients with the clinical diagnosis of COVID-19 infection. Demographic, clinical, and laboratory findings were gathered and analyzed, using a mixed method of qualitative and quantitative approaches and descriptive statistics.Results187 patients including 120 (64.2%) male and 67 (35.8%) female with COVID-19 infection at a median (interquartile range) of 60 (24-114) months were enrolled in this study.Most patients (n=108, 58.1%) were suffered from one or two underlying comorbidities, mainly malnutrition (77.4%), neurologic/learning disorders (21.4%) and malignancy (10.2%). Kidney was the third organ involved in 30 patients (16%) during hospital admission, after lung (53.5%) and gastrointestinal tract (39%). According to the KDIGO definition and classification, AKI was detected in 38.5% of patients (stage 1: 55.6%, stage 2: 36.1%, stage 3: 8.3%) at presentation or during follow up. Nine patients (4.8%) required hemodialysis and 16 (8.6%) patients were eventually died. There was no significant association between AKI and pediatric intensive care unit (PICU) admission (p=0.079), multisystem inflammatory syndrome in children (MIS-C) (p=0.051), comorbidities (p=0.067), and mortality rate (p=0.789).ConclusionsKidneys are one of the major organs affected by COVID-19 infection. Although kidney abnormalities resolve in the majority of pediatric COVID-19 infection, particular attention should be given to kidney involvement in COVID-19 patients, particularly children with history of malnutrition and renal disorders.


2020 ◽  
Author(s):  
Mårten Renberg ◽  
Olof Jonmarker ◽  
Naima Kilhamn ◽  
Claire Rimes-Stigare ◽  
Max Bell ◽  
...  

Abstract Background: Renal resistive index (RRI) is a promising tool for prediction of acute kidney injury (AKI) in critically ill patients but is not described among patients with Coronavirus disease 2019 (COVID-19). The aim of this study was to describe the pattern of RRI in relation to AKI in patients with COVID-19 treated in the intensive care unit.Methods: In this observational cohort study, RRI was measured in COVID-19 patients in six ICUs at two sites of a Swedish University Hospital. AKI was defined by the creatinine criteria in the Kidney Disease Improving Global Outcome classification. We investigated the association between RRI and AKI diagnosis, different AKI stages and urine output.Results: RRI was measured in 51 patients, of which 23 patients (45%) had AKI at the time of measurement. Median RRI in patients with AKI was 0.80 (IQR 0.71-0.85) compared to 0.72 (IQR 0.67-0.78) in patients without AKI (p=0.004). Compared to patients without AKI, RRI was higher in patients with AKI stage 3 (median 0.83, IQR 0.71-0.85, p=0.006) but not in patients with AKI stage 1 (median 0.76, IQR 0.71-0.83, p=0.347) or AKI stage 2 (median 0.79, min/max 0.79/0.80, n=2, p=0.134). RRI was higher in patients with an ongoing AKI episode compared to patients who never developed AKI (median 0.72, IQR 0.69-0.78, p=0.015) or patients who developed AKI but had recovered at the time of measurement (median 0.68, IQR 0.67-0.81, p=0.021). Oliguric patients had higher RRI (median 0.84, IQR 0.83-0.85) compared to non-oliguric patients (median 0.74, IQR 0.69-0.81) (p=0.009).Conclusions: Critically ill COVID-19 patients with AKI have higher RRI compared to those without AKI, and elevated RRI may have a role in identifying severe and oliguric AKI in these patients.


2021 ◽  
Vol 108 (Supplement_1) ◽  
Author(s):  

Abstract Introduction The aim of this study was to re-audit the rates of acute kidney injury (AKI) after elective colorectal surgery, following local presentations of results. Method Outcomes After Kidney injury in Surgery (OAKS) and Ileus Management International (IMAGINE), were prospective multicentre audits on consecutive elective colorectal resections, in the UK and Ireland. These were performed over 3-month periods in 2015 and 2018 respectively. During the interim period, results were presented at participating centres to stimulate local quality improvement initiatives. Risk-adjusted 7-day postoperative AKI rates were calculated through multilevel logistic regression based on the OAKS prognostic score. Result Of the 4,917 patients included, 3,133 (63.7%) originated from OAKS and 1,784 (36.3%) from IMAGINE. On univariate analysis, there was no significant difference (p=0.737) in the 7-day AKI rate between OAKS (n=346, 11.8%) and IMAGINE (n=205, 11.5%). However, the risk-adjusted AKI rate in IMAGINE was significantly lower compared to OAKS (-1.8%, 95% CI: -2.3% to -1.3%, p&lt;0.001). Of 47 centres (40.1%) with a recorded local presentation, there was no significant difference in the subsequent AKI rate in IMAGINE (-0.7%, -2.0% to 0.6%, p=0.278). Conclusion Rates of AKI after elective colorectal surgery significantly reduced on re-audit. However, this may be related to increased awareness from participation or national quality improvement initiatives, rather than local presentation of results. Abbrev. AKI - Acute Kidney Injury, OAKS - Outcomes After Kidney injury in Surgery, IMAGINE - Ileus Management International Take-home message Risk-adjusted AKI rates significantly reduced on re-audit, however, this was most likely due to factors separate from the local presentation of initial results.


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