Falsely elevated serum creatinine concentration in ketoacidosis

1985 ◽  
Vol 107 (4) ◽  
pp. 562-564 ◽  
Author(s):  
Farahnak K. Assadi ◽  
Eunice G. John ◽  
Linda Fornell ◽  
Ira M. Rosenthal
Author(s):  
Yichun Cheng ◽  
Ran Luo ◽  
Kun Wang ◽  
Meng Zhang ◽  
Zhixiang Wang ◽  
...  

AbstractBackgroundInformation on kidney impairment in patients with coronavirus disease 2019 (COVID-19) is limited. This study aims to assess the prevalence and impact of abnormal urine analysis and kidney dysfunction in hospitalized COVID-19 patients in Wuhan.MethodsWe conducted a consecutive cohort study of COVID-19 patients admitted in a tertiary teaching hospital with 3 branches following a major outbreak in Wuhan in 2020. Hematuria, proteinuria, serum creatinine concentration and other clinical parameters were extracted from the electronic hospitalization databases and laboratory databases. Incidence rate for acute kidney injury (AKI) was examined during the study period. Association between kidney impairment and in-hospital death was analyzed.ResultsWe included 710 consecutive COVID-19 patients, 89 (12.3%) of whom died in hospital. The median age of the patients was 63 years (inter quartile range, 51-71), including 374 men and 336 women. On admission, 44% of patients have proteinuria hematuria and 26.9% have hematuria, and the prevalence of elevated serum creatinine and blood urea nitrogen were 15.5% and 14.1% respectively. During the study period, AKI occurred in 3.2% patients. Kaplan–Meier analysis demonstrated that patients with kidney impairment have higher risk for in-hospital death. Cox proportional hazard regression confirmed that elevated serum creatinine, elevated urea nitrogen, AKI, proteinuria and hematuria was an independent risk factor for in-hospital death after adjusting for age, sex, disease severity, leukocyte count and lymphocyte count.ConclusionsThe prevalence of kidney impairment (hematuria, proteinuria and kidney dysfunction) in hospitalized COVID-19 patients was high. After adjustment for confounders, kidney impairment indicators were associated with higher risk of in-hospital death. Clinicians should increase their awareness of kidney impairment in hospitalized COVID-19 patients.


2000 ◽  
Vol 35 (2) ◽  
pp. 176-181 ◽  
Author(s):  
Leanne D. Kennedy ◽  
Julie F. Connelly ◽  
Kevin M. Kuzma

A 2-year concurrent drug use evaluation was conducted in 156 patients to determine whether Abelcet (amphotericin B lipid complex injection) was being prescribed according to institution-approved guidelines and to characterize the patient population receiving Abelcet. Eighty-nine patients (57%) had fungal infections documented by chest x-ray, computed tomography, or fungal cultures. Sixty-seven (43%) had clinically suspected fungal infections. The Abelcet mean dose by weight was 5 mg/kg/day (actual body weight). Seventy-one patients (46%) met the established guidelines for use; 85 (54%) did not. Premedication was given to 64% of the patients; only 15 patients (10%) experienced documented fever and chills. A total of 72 patients (46%) died during therapy. Of the 75 patients who completed therapy in the hospital, 41 were switched to conventional amphotericin B, fluconazole, or itraconazole following a decrease in serum creatinine concentration, and 34 did not receive further antifungal therapy. The mean length of Abelcet therapy was 11 days. The mean increase in serum creatinine concentration at discontinuation of therapy was 0.2 mg/dL. Continued monitoring of Abelcet use was recommended and established guidelines were reaffirmed. Hydration with normal saline before and after dosing was suggested to help improve renal function, and dopamine was recommended to increase renal blood flow.


PEDIATRICS ◽  
1984 ◽  
Vol 74 (2) ◽  
pp. 265-272
Author(s):  
Robert L. Chevalier ◽  
Fern Campbell ◽  
A. Norman A. G. Brenbridge

Sixteen infants, 2 to 35 days of age, had acute renal failure, a diagnosis based on serum creatinine concentrations > 1.5 mg/dL for at least 24 hours. Eight infants were oliguric (urine flow < 1.0 mL/kg/h) whereas the remainder were nonoliguric. To determine clinical parameters useful in prognosis, urine flow rate, duration of anuria, peak serum creatinine, urea (BUN) concentration, and nuclide uptake by scintigraphy were correlated with recovery. Nine infants had acute renal failure secondary to perinatal asphyxia, three had acute renal failure as a result of congenital cardiovascular disease, and four had major renal anomalies. Four oliguric patients died: three of renal failure and one of heart failure. All nonoliguric infants survived with mean follow-up serum creatinine concentration of 0.8 ± 0.5 (SD) mg/dL whereas that of oliguric survivors was 0.6 ± 0.3 mg/dL. Peak serum creatinine concentration did not differ between those patients who were dying and those recovering. All infants who were dying remained anuric at least four days and revealed no renal uptake of nuclide. Eleven survivors were anuric three days or less, and renal perfusion was detectable by scintigraphy in each case. However, the remaining survivor (with bilateral renal vein thrombosis) recovered after 15 days of anuria despite nonvisualization of kidneys by scintigraphy. In neonates with ischemic acute renal failure, lack of oliguria and the presence of identifiable renal uptake of nuclide suggest a favorable prognosis.


2004 ◽  
Vol 4 ◽  
pp. 382-386
Author(s):  
Charles J. Rosser ◽  
Sam Auringer ◽  
R. L. Kroovand

We report a case of VURD syndrome in a three day old neonate who was diagnosed with hydronephrosis on a prenatal ultrasound. Severe tortuosity and dilation of the upper urinary tracts in the presence of progression of hydronephrosis or a persistently elevated creatinine may favor a proximal urinary diversion rather than primary valve ablation or cutaneous vesicostomy. Because of a persistently elevated serum creatinine, a nonfunctioning kidney with grade 4/5 vesicoureteral reflux and worsening contralateral hydronephrosis despite lower tract drainage, a left cutaneous pyelostomy was performed, contralateral to the kidney involved with VURD. Postoperatively the serum creatinine stabilized at 1.0 mg/dl and decreased to 0.3 mg/dl at one month of age.


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