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  • 1
    In: Biomedicines, MDPI AG, Vol. 10, No. 10 ( 2022-09-22), p. 2368-
    Abstract: (1) Background: Chronic kidney disease (CKD), as well as antimicrobial resistance (AMR) represent major global health problems, with important social and economic implications. It was reported that CKD is a risk factor for antimicrobial resistance, but evidence is scarce. In addition, CKD is recognized to be a risk factor for complicated urinary tract infections (UTIs). (2) Methods: We conducted an observational study on 564 adult in-hospital patients diagnosed with urinary tract infections. The aim of the study was to identify the risk factors for AMR, as well as multiple drug resistance (MDR) and the implicated resistance patterns. (3) Results: The mean age was 68.63 ± 17.2 years. The most frequently isolated uropathogens were Escherichia coli strains (68.3%) followed by Klebsiella species (spp. (11.2%). In 307 cases (54.4%)), the UTIs were determined by antibiotic-resistant bacteria (ARBs) and 169 cases (30%) were UTIs with MDR strains. Increased age (≥65) OR 2.156 (95% CI: 1.404–3.311), upper urinary tract obstruction OR 1.666 (1.083–2.564), indwelling urinary catheters OR 6.066 (3.919–9.390), chronic kidney disease OR 2.696 (1.832–3.969), chronic hemodialysis OR 4.955 (1.828–13.435) and active malignancies OR 1.962 (1.087–3.540) were independent risk factors for MDR UTIs. In a multivariate logistic regression model, only indwelling urinary catheters (OR 5.388, 95% CI: 3.294–8.814, p 〈 0.001), CKD (OR 1.779, 95% CI: 1.153–2.745, p = 0.009) and chronic hemodialysis (OR 4.068, 95% 1.413–11.715, p = 0.009) were risk factors for UTIs caused by MDR uropathogens. (4) Conclusions: CKD is an important risk factor for overall antimicrobial resistance, but also for multiple-drug resistance.
    Type of Medium: Online Resource
    ISSN: 2227-9059
    Language: English
    Publisher: MDPI AG
    Publication Date: 2022
    detail.hit.zdb_id: 2720867-9
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  • 2
    In: Experimental and Therapeutic Medicine, Spandidos Publications, Vol. 23, No. 1 ( 2021-11-10)
    Type of Medium: Online Resource
    ISSN: 1792-0981 , 1792-1015
    Language: Unknown
    Publisher: Spandidos Publications
    Publication Date: 2021
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  • 3
    In: Revista Romana de Medicina de Laborator, Walter de Gruyter GmbH, Vol. 31, No. 1 ( 2023-01-01), p. 35-42
    Abstract: Background : Acute kidney injury is a severe complication of COVID-19. Both COVID-19 and related acute kidney injury are reported in the literature to be more prevalent and more severe in males. Methods : We performed a retrospective analysis of the COVID-19 associated acute kidney injury cases in order to search for differences between genders regarding patients’ and renal outcome. Results : 250 patients with acute kidney injury were included in the study: 93 women (37.20%), 157 men (62.80%). There were no differences between sexes regarding age. Diabetes mellitus was significantly more present in women. Peak ferritin and procalcitonin levels were significantly higher in men, but other severity markers for COVID-19 did not differ between genders. There were no differences between sexes regarding history of chronic kidney disease, timing of acute kidney injury, need for dialysis or recovery of renal function. ICU admission and in-hospital mortality were similar between men and women. Conclusions : In our study, COVID-19 related-AKI was more prevalent in men than in women, but the patients’ and renal outcome were similar. Significantly higher ferritin and procalcitonin serum levels registered in male patients when compared to women may have additional explanations beside more severe SARS-CoV-2 infection in males.
    Type of Medium: Online Resource
    ISSN: 2284-5623
    Language: English
    Publisher: Walter de Gruyter GmbH
    Publication Date: 2023
    detail.hit.zdb_id: 2864269-7
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  • 4
    Online Resource
    Online Resource
    Vacaroiu, Ileana A. ; “Carol Davila” University of Medicine and Pharmacy, Department of Nephrology, Bucharest, Romania “Sfantul Ioan” Clinical Emergency Hospital, Department of Nephrology, Bucharest, Romania ; Feier, Larisa F. ; [et al.]
    Asociatia Cadrelor Medicale din Spitalul Universitar de Urgenta Militar Central Dr. Carol Davila ; 2023
    In:  Romanian Journal of Military Medicine Vol. 126, No. 4 ( 2023-08-01), p. 462-466
    In: Romanian Journal of Military Medicine, Asociatia Cadrelor Medicale din Spitalul Universitar de Urgenta Militar Central Dr. Carol Davila, Vol. 126, No. 4 ( 2023-08-01), p. 462-466
    Abstract: Background and Objectives: Chronic Kidney Disease (CKD) affects 6,7% of the adult population in Romania and is associated with high morbidity. About one out of three adults with diabetes has kidney disease. According to current literature data, the prevalence of diabetes is very high, up to 11,6%, of whom 2,4% had undiagnosed diabetes, and is the leading cause of kidney damage and the need for renal replacement therapy (RRT). COVID-19 has brought with it a lot of unanswered questions, regarding the risk factors, the disease evolution, and the treatment possibilities. It became clear that diabetic kidney disease (DKD) is among the independent risk factors that predict unfavorable outcomes upon SARS-CoV-2 infection, so we aimed to evaluate the characteristics of diabetic and non-diabetic dialyzed patients, COVID-19 positive. Materials and Methods: It is an observational, single-center study that analyzed type 2 diabetes mellitus and non–diabetic patients in maintenance hemodialysis hospitalized for SARS CoV-2 infection. Results: A total of 101 adult dialyzed patients were admitted with a SARS-CoV-2 RT-PCR positive test, out of which 42 had a long history of diabetes mellitus type 2 and 59 of them have been known with other etiologies of CKD. Hypertension and heart disease were the most commonly associated comorbidities. Inflammatory markers and anemia were significantly increased in diabetic patients compared to non-diabetic. Conclusions: We found that anemia was more severe in patients COVID-19-positive MHD T2DM patients.
    Type of Medium: Online Resource
    ISSN: 1222-5126 , 2501-2312
    URL: Issue
    Language: Unknown
    Publisher: Asociatia Cadrelor Medicale din Spitalul Universitar de Urgenta Militar Central Dr. Carol Davila
    Publication Date: 2023
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  • 5
    Online Resource
    Online Resource
    Oxford University Press (OUP) ; 2020
    In:  Nephrology Dialysis Transplantation Vol. 35, No. Supplement_3 ( 2020-06-01)
    In: Nephrology Dialysis Transplantation, Oxford University Press (OUP), Vol. 35, No. Supplement_3 ( 2020-06-01)
    Abstract: During the last decade, the development of kidney transplantation in the Republic of Moldova took a new course due to the adoption of the new transplantation law, and was strongly marked by the first transplant from a brain death donor. The implementation of a transparent organ allocation policy, the development of donation after brain death and the upgrade of the transplant infrastructure, based on European good practices, are the strengths of the new program. Method Since 2014, all the kidney grafts from deceased donors have been allocated based on the electronic allocation system (Renal Score), which includes the following variables: compatibility in ABO and HLA systems, dialysis vintage, time on waiting list, renal graft accessibility score, age difference between recipient and donor. All the living donors were evaluated based on a National Protocol. This is a retrospective analysis of the kidney transplant program during a period of five years, focused on recipient and donor demographics, donor-recipient matching, medical outcomes. Results During 2014-2018, there were performed 75 kidney transplantations: 23 (30,7%) from living donors and 52 (69,3 %) from brain-death donors. Among the kidney transplant recipients, there were 24 women (32,4%) and 50 men (67.6%). From 23 living kidney donors there were 10 (43,5%) males and 13 (56,5%) females, 21 (91,3%) were related donors and 2 (8,7%) emotionally related. The mean age of living donors was 50,45, ranging from 23 to 67, with 6 donors (20,1%) older than 60 years old. During this period, from 110 evaluated potential brain death donors 48 (43,6%) became effective brain-death donors and kidneys were procured in 36 (75%) cases (from 15 men (41,7%) and 21 women (58,3%)). The mean recipients age was 41,13, ranging from 23 to 67, while the mean donor age was 54,72, ranging from 19 to 72 years old. 18 donors (50%) were older than 60, the mean age of male donors were 49,4 and 59,14 for female donors. The mean donor-recipient age difference was 17,09 years (min- 0, max- 40). The mean cold ischemia time was 17,31 hours, with a minimum of 6,33 hours and a maximum of 25,8 hours. The majority of donors were blood type 0- 14 (38.8%) and A-13 (36,1%) and only 6 donors (16.6%) blood type B and 3 (8.3%) type AB. Regarding the outcomes, we noticed a rate of delayed graft function in 43,6% cases, 2,6% of slow graft function and 53,9% recipients with immediate graft function Conclusion Despite social and economic challenges in our country, the joint efforts of the kidney transplant team, the Transplant Agency and the government support ensure a growing kidney transplant program. The strengths of our program are the good legal framework and the respect for the main ethical and medical principals: transparency and traceability, ensured by the informational platform, equity and utility ensured by the use of the automated allocation system, accessibility ensured by the fool coverage of transplant related services by the public health insurance. We still face many challenges, as the high rate of marginal donors compared to younger recipients and donor-recipient age disparities, a long cold ischemia time and a sub-optimal organ discard rate, which is mainly due to the shortage of transplant professionals, the direct effect of the migration of health care personnel. Our next goal is to identify and to improve the factors impacting on kidney graft outcomes in order to achieve better results.
    Type of Medium: Online Resource
    ISSN: 0931-0509 , 1460-2385
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2020
    detail.hit.zdb_id: 1465709-0
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  • 6
    In: Nephrology Dialysis Transplantation, Oxford University Press (OUP), Vol. 38, No. Supplement_1 ( 2023-06-14)
    Abstract: Both COVID-19 and acute kidney injury (AKI) are associated with impaired host immunity. Virus-induced immunosuppression, overuse of antibiotics and corticosteroids are COVID-19 related factors, while dysregulation of the inflammatory response, increased volemia, hemodialysis catheters are AKI-related factors which favor secondary infections. We aimed to search the relation between markers of cytokine storm syndrome (interleukin-6 – IL-6; ferritin; C-reactive protein – CRP) and incidence of secondary infections and to identify the microorganisms involved in secondary infections in patients admitted with acute kidney injury and COVID-19 patients. Method Patients with both COVID-19 and AKI admitted in the 2nd and 3rd waves of the COVID-19 pandemic (May-December 2021) in an COVID-only hospital were included in this retrospective analysis. Diagnosis of AKI was established according to KDIGO creatinine-based criteria. Obstructive AKI cases were excluded. AKI was classified as A-AKI when it was diagnosed at the moment of admission and HA-AKI when it developed during hospitalization. Bacterial and/or fungal infections and the sites of positive cultures were registered in all patients. Colonizations with nonpathogenic microorganisms were excluded. Median values of IL-6, ferritin and CRP (maxim levels recorded during hospitalization) were compared between infected and non-infected patients. Results A total of 247 patients with AKI+COVID-19 were included in the study: 146 had A-AKI and 101 had HA-AKI. Secondary bacterial and fungal infections were registered in 111 patients (44.93%) cumulating 161 positive urine, blood, hemodialysis catheter tip, sputum, wounds, feces and tracheal intubation tubes cultures. Secondary infections were noted significantly more frequent in HA-AKI cases than in A-AKI cases: 61.38% (62 patients) vs 33.56% (49 patients) – Fischer exact test, p & lt;0.001. The responsible microorganisms and the sites of positive culture are presented in Table 1. Median values of IL-6, ferritin and CRP (maximum levels recorded during hospitalization) were significantly higher in infected patients than in non-infected patients (Table 2) in the entire study group. IL-6 was significantly higher in infected HA-AKI patients when compared with infected A-AKI (231.40 pg/mL vs 124 pg/mL; p = 0.015), but no significant difference was found between the two subgroups of infected AKI patients regarding median ferritin levels (2481.5 ng/mL vs 1785 ng/mL; p = 0.324) or regarding median CRP values (206.27 mg/L vs 179.59 mg/L; p = 0.546). Conclusion Incidence of secondary bacterial and/or fungal infections in patients admitted with AKI and COVID-19 was very high in our study and it was associated with more severe altered markers of cytokine storm syndrome. Secondary infections in COVID-19 patients are important drivers of hospital-acquired AKI or they can aggravate its evolution.
    Type of Medium: Online Resource
    ISSN: 0931-0509 , 1460-2385
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2023
    detail.hit.zdb_id: 1465709-0
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  • 7
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2020
    In:  Transplantation Vol. 104, No. S3 ( 2020-09), p. S214-S214
    In: Transplantation, Ovid Technologies (Wolters Kluwer Health), Vol. 104, No. S3 ( 2020-09), p. S214-S214
    Type of Medium: Online Resource
    ISSN: 0041-1337
    RVK:
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2020
    detail.hit.zdb_id: 2035395-9
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  • 8
    Online Resource
    Online Resource
    Elsevier BV ; 2022
    In:  The American Journal of Clinical Nutrition Vol. 116, No. 3 ( 2022-09), p. 836-837
    In: The American Journal of Clinical Nutrition, Elsevier BV, Vol. 116, No. 3 ( 2022-09), p. 836-837
    Type of Medium: Online Resource
    ISSN: 0002-9165
    RVK:
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2022
    detail.hit.zdb_id: 1496439-9
    SSG: 12
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  • 9
    In: Nephrology Dialysis Transplantation, Oxford University Press (OUP), Vol. 37, No. Supplement_3 ( 2022-05-03)
    Abstract: Acute kidney injury (AKI) is a potential complication of COVID-19 and the hypercoagulation tendency of SARS-CoV-2 infection is considered one of the underlying mechanisms. Fibrinolysis markers have been described as severity parameters, independent of clinically manifested thromboembolic events. The aim of this study is to evaluate the contribution of D-dimer testing in appreciating the extent of AKI and renal function recovery in COVID-19. METHOD We have conducted a retrospective study on 253 AKI adult patients confirmed with SARS-CoV-2 infection by molecular testing and hospitalized in two emergency university hospitals over the course of 6 months. Diagnosis and staging of AKI were performed with KDIGO 2012 criteria. We analysed the impact of peak D-dimers on the severity of AKI, recovery of renal function and need for renal replacement therapy (RRT). Additionally, we searched the relationship between D-dimers and survival and COVID-19 severity parameters. Severity of respiratory failure was classified as mild-moderate (no support or low-flow oxygen) and severe (mechanical ventilation: continuous positive airway pressure and endotracheal intubation). All data was analysed using IBM SPSS Statistics v.25 (IBM, Corp.). RESULTS The average age was 72.4 ± 13.33 years,  159 patients were male (62.84%). According to KDIGO staging, 79 patients were in stage 1, 74 in stage 2 and 100 patients in stage 3. Overall mortality was 50.59% (N = 128). The mean peak of D-dimers was 6.08 ± 6.53 µg/mL. We found a significant direct relationship between D-dimers and AKI stage (3.72 ± 5.84 µg/mL—stage 1;  6.67 ± 6.60 µg/mL—stage 2;  7.50 ± 6.46 µg/mL—stage 3;  P  & lt; .0001). There was a significant inverse relationship between D-dimers and odds of renal recovery, lower values being noted in the complete renal recovery group (3.79 ± 5.10 µg/mL,   N = 77) compared with partial recovery (5.22 ± 6.89 µg/mL,   N = 57; P  & lt; .02), while D-dimers were strikingly high in patients needing RRT (8.11 ± 5.92 µg/mL,   N = 29). Regarding the severity of respiratory failure, we found that mild-moderate cases had lower D-dimers (4.23 ± 5.46 µg/mL,   N = 146) compared with severe failure (8.60 ± 7.00 µg/mL,   N = 107; P  & lt; .003). Intensive care unit (ICU) admission was also correlated with levels of D-dimers (8.55 ± 6.76 µg/mL,   N = 107 versus non-ICU 4.27 ± 5.70 µg/mL,   N = 146; P  & lt; .01). D-dimers were higher in deceased patients (7.91 ± 6.60 µg/mL) compared with survivors (4.20 ± 5.88 µg/mL;   P  & lt; 0.001) (Table 1). CONCLUSION Increased D-dimer levels in COVID-19-associated AKI have a negative impact on the severity of AKI, need for RRT and recovery of renal function. AKI patients with high levels of D-dimers are more often admitted to the ICU, have an increased need for mechanical ventilation and have poor survival. Due to the additional negative impact of AKI in COVID-19 and possible preventability of severe disease, D-dimers may be a useful tool to assess the need and duration of adequate prophylactic anticoagulation.
    Type of Medium: Online Resource
    ISSN: 0931-0509 , 1460-2385
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2022
    detail.hit.zdb_id: 1465709-0
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  • 10
    Online Resource
    Online Resource
    Oxford University Press (OUP) ; 2022
    In:  Nephrology Dialysis Transplantation Vol. 37, No. Supplement_3 ( 2022-05-03)
    In: Nephrology Dialysis Transplantation, Oxford University Press (OUP), Vol. 37, No. Supplement_3 ( 2022-05-03)
    Abstract: During a 2-year pandemic, COVID-19 proved to be a condition with a high potential to affect various organs other than the lungs. Acute kidney injury (AKI) in hospitalized COVID-19 patients is associated with a poor prognosis. The aim of this study was to identify factors influencing in-hospital mortality. METHOD In a retrospective analysis, we included 268 adult patients with RT-PCR-confirmed SARS-CoV-2 infection and AKI admitted to two Emergency University Hospitals during a 6-month period, between 1 November 2020 and 30 April 2021. Data were retrieved from the electronic databases of the two hospitals. We analysed kidney and patient outcomes at discharge and the potential risk factors for mortality in AKI patients. We defined and staged AKI according to KDIGO 2012 creatinine criteria. RESULTS In our cohort the mean age was 72.28 years, 169 (63%) patients were men, and 111 (41.4%) had previously known chronic kidney disease. 81 patients were classified as having stage 1 AKI, 79 patients had stage 2 AKI and 108 had stage 3 AKI. A total of 135 (50.37%) patients died during hospitalization. Statistic analysis using the Mann–Whitney U-test revealed significant differences (P  & lt; .01) between survivors and non-survivors regarding peak values of serum urea (137.9 versus 190.9 mg/dL), creatinine (2.88 versus 3.94 mg/dL), procalcitonin (3.56 versus 15.86 ng/mL), C-reactive protein (92.32 versus 176.09 mg/L), interleukin-6 (243 versus 9552 pg/mL), ferritin (1331 versus 5189 ng/ml) and d-dimers (3.68 versus 6.88 mcg/ml). No significant differences were found between survivors and non-survivors regarding peak values of erythrocyte sedimentation rate (69 versus 71 mm/1 h; P = .35) and fibrinogen (629 versus 645 mg/dL; P = .24) and also regarding the lowest lymphocyte count during hospitalization (519 versus 649/mmc; P = .80). The analysis using Fisher’s exact test showed that deceased patients were significantly more associated with AKI KDIGO stage 2 or 3 (51.9%/63% versus 32.1%), with higher need for renal replacement theraphy (RRT) (68.8% versus 47.9%), with ICU (intensive care unit) admission (90.1% versus 22.3%) (Table 1). Moreover, death was associated more frequently with partial or absent renal function recovery (20%/50% versus 6.4%) (P  & lt; .05) (Table 1). In a logistic regression model (using KDIGO stages, serum urea and need for RRT), it was proved that only serum urea had a significant prediction power (P = .001): every increase of serum urea with 1 unit increases the risk of death by 1.007 times (95% confidence interval 1.003–1.011). CONCLUSION Mortality of COVID-19 patients associating AKI is proportionally augmented by both markers of severity of SarS-CoV-2 and also by severity of AKI. In our study, the peak value of serum urea during hospitalization was the best predictor for death in COVID-19.
    Type of Medium: Online Resource
    ISSN: 0931-0509 , 1460-2385
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2022
    detail.hit.zdb_id: 1465709-0
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