Boris Zingerman

Boris Zingerman
Rabin Medical Center · nephrology

MD

About

39
Publications
5,303
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993
Citations
Citations since 2016
17 Research Items
693 Citations
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2016201720182019202020212022050100150200
2016201720182019202020212022050100150200
Introduction

Publications

Publications (39)
Article
Full-text available
Background: The association between changes in serum creatinine levels and hypoglycemia during hospitalization was investigated. Methods: This was a retrospective analysis of medical charts. Patients were categorized as having significant change in creatinine (SCIC) when serum creatinine levels rose or dropped ≥ 0.3 mg/dL from admission values a...
Article
Background: Hemodialysis patients are at high risk for severe COVID-19 disease. Despite a high early seropositivity rate, dialysis patients mount a dampened immune response following two doses of an mRNA vaccine. This study aimed to evaluate the serologic response to a booster dose of BNT162b2 vaccine, 6 months after the second dose, among hemodia...
Article
Full-text available
Background: The emergence of new SARS-CoV-2 variants, which evade immunity, has raised the urgent need for multiple vaccine booster doses for vulnerable populations. In this study, we aimed to estimate the BNT162b2 booster effectiveness against the spread of coronavirus variants in a hemodialysis population. Methods: We compared humoral and cell-me...
Article
Full-text available
Immune response to two SARS-CoV-2 mRNA vaccine doses among kidney transplant recipients (KTRs) is limited. We aimed to evaluate humoral and cellular response to a third BNT162b2 dose. In this prospective study, 190 KTRs were evaluated before and ∼3 weeks after the third vaccine dose. The primary outcomes were anti-spike antibody level >4160 AU/ml (...
Preprint
Full-text available
Background: The association between changes in serum creatinine levels and hypoglycemia during hospitalization was investigated. Methods: This was a retrospective analysis of medical charts. Patients were categorized as having significant change in creatinine (SCIC) when serum creatinine levels rose or dropped ≥0.3 mg/dL from admission values, at a...
Article
Full-text available
Background End-stage kidney disease substantially increases the risk of severe COVID-19. However, despite early robust immunogenicity of the mRNA-SARS-CoV-2 vaccination in patients with hemodialysis, the longevity of humoral response in this high-risk population is still unknown. Methods A prospective cohort study aimed to evaluate the longevity o...
Article
Full-text available
Data regarding immunogenicity of mRNA SARS-CoV-2 vaccines among kidney transplant recipients in the months following vaccination are lacking. We aimed to investigate humoral immune response at 3–4 months post vaccination among a cohort of kidney transplant recipients, compared to control group of dialysis patients. Anti-spike antibodies were tested...
Article
Background: Kidney function is a significant factor associated with increased incidence of hypoglycemia, especially among patients with diabetes mellitus (DM). We here quantified the association between elevated creatinine and incident hypoglycemia among patients admitted to internal medicine departments, with and without DM. Methods: This is a...
Article
Background: Among dialysis patients, occlusive mesenteric vascular disease has rarely been reported. Objectives: To report on the experience of one center with regard to diagnosing and treating this complication. Methods: The retrospective case-series involved six patients (3 females, 3 males; age 52-88 years; 5/6 were smokers) on chronic hemo...
Article
Full-text available
Objectives We aimed to evaluate rates of antibody response to mRNA SARS-CoV-2 vaccine among kidney transplant recipients, and to identify factors associated with reduced immunogenicity. Methods A prospective cohort study including consecutive kidney transplant recipients in a single referral transplant center. Participants were tested for anti-spi...
Article
Full-text available
Background: Microalbuminuria is a well-characterized marker of kidney malfunction, both in diabetic and non-diabetic populations, and is used as a prognostic marker for cardiovascular morbidity and mortality. A few studies implied that it has the same value in kidney transplanted patients, but the information relies on spot or dipstick urine protei...
Article
Full-text available
Bezafibrate (BzF) is eliminated by renal excretion and dosage must be reduced in patients with chronic kidney disease (CKD). There is a concern that BzF causes a further deterioration in renal function in patients with CKD. This study assessed whether BzF discontinuation or dose reduction in CKD patients improves renal function. 117 CKD patients tr...
Article
Background Increased albuminuria is a predictor of graft loss in kidney graft recipients. It is unknown whether obesity is an independent risk factor for the development of increased albuminuria in this population. The aim of this study was to elucidate the association between obesity and albuminuria in renal transplant recipients.Methods We enroll...
Article
Full-text available
Purpose High tacrolimus trough drug level variability was found to be associated with reduced graft survival. The primary goal of this study was to find whether reduction of exposure to high tacrolimus trough level variability in patients in which previously had high variability was associated with better graft survival. Methods All tacrolimus dru...
Article
Full-text available
Background: Glomerular hyperfiltration (GH) is a hallmark of renal dysfunction in diabetes and obesity. Recent clinical trials demonstrated that SGLT2 inhibitors are renoprotective, possibly by abating hyperfiltration. The present review considers the current evidence for a cause-to-effect relationship between hyperfiltration-related physical forc...
Article
Full-text available
Aims: Obesity is an important risk factor for the development of chronic kidney disease. One of the major factors involved in the pathogenesis of obesity-associated kidney disease is glomerular hyperfiltration. Increasing salt-delivery to the macula densa is expected to decrease glomerular filtration rate (GFR) by activating tubuloglomerular feedb...
Article
The inflammatory marker interleukin-6 (IL-6) increases early in the inflammatory cascade. The aim of this study was to evaluate whether an increase in serum IL-6 levels during a hemodialysis (HD) session is associated with mortality. 57 adult patients treated with HD for more than 1 month were prospectively studied over a 3-year follow-up period. D...
Article
The incidence of acidosis increases with the progression of chronic kidney disease (CKD). Correction of acidosis by sodium bicarbonate may slow CKD deterioration. Inflammation, which is common in CKD, may be related to acidosis. Whether the slower rate of GFR decline following the correction of acidosis is related to changes in inflammatory markers...
Article
Full-text available
Background: Elderly patients constitute a significant proportion of chronically dialyzed patients. This study evaluated mortality rates and predictors of mortality among very old patients receiving chronic hemodialysis (HDx). Methods: A single-center retrospective analysis was carried out on patients >84 years of age who started chronic dialysis...
Article
Full-text available
Obesity is associated with glomerular hyperfiltration, increased proximal tubular sodium reabsorption, glomerular enlargement and renal hypertrophy. A single experimental study reported an increased glomerular urinary space in obese dogs. Whether proximal tubular volume is increased in obese subjects and whether their glomerular and tubular urinary...
Article
Full-text available
DNA repair is a cellular defence mechanism responding to DNA damage caused in large part by oxidative stress. There is a controversy with regard to the effect of red blood cells on DNA damage and cellular response. To investigate the effect of red blood cells on H2O2-induced DNA damage and repair in human peripheral blood mononuclear cells. DNA bre...
Article
Background: Various cytokines are increased in hemodialysis (HD) patients, and are considered prognostic markers. Metabolic acidosis is common among chronic HD patients and is associated with survival. The relationship between acidosis and cytokines in HD patients has not been fully explored. The study aim was to measure pro- and anti-inflammatory...
Article
Full-text available
Background The incidence of left ventricular hypertrophy (LVH) in primary aldosteronism (PA) is higher than in essential hypertension. LVH is an independent cardiovascular risk factor. Treatment of PA with mineralocorticoid receptor blockers (MRBs) improves LVH. Previous studies included relatively small groups, low incidence of LVH and used high M...
Article
Aim: Haemoglobin (Hb) variability is associated with poor survival in patients with chronic kidney disease. Association of Hb variability after kidney transplantation with patients' and graft survival has not been adequetly studied. Methods: This retrospective study used registry data to examine the association between Hb variability in the earl...
Article
Full-text available
Lanthanum carbonate (LC) is used as a phosphate binder in dialysed patients. Abdominal pain and constipation are known side effects of its use. Furthermore, in radiological studies, LC tablets are seen as intense radio-opaque deposits within the entire gastrointestinal tract—findings which can lead to diagnostic misinterpretations. An elderly patie...
Article
Immunosuppressive treatment increases the risk of post-transplant cancer. Cyclosporine reduced UV-induced DNA repair by peripheral blood mononuclear cells (PBMC) and increased cancer incidence in kidney transplant recipients. Calcineurin inhibitors (CNI), but not mammalian target of rapamycin (mTOR) inhibitors or mycophenolic acid, suppressed H(2)O...
Article
Purpose: In an attempt to better understand the relationship between vascular access and inflammation we assessed the effect of vascular access on inflammatory markers changes during hemodialysis (HD) session. Methods: Fifty HD patients were included: 23 patients with central venous catheters (CVC) and 27 patients with arteriovenous fistulas (AV...
Article
We sought to evaluate the effect of intravenous (IV) iron supplementation on hemoglobin (Hb) levels and detect predictors for response. This is a retrospective cohort study of 81 patients who were treated with IV iron post-transplant. We evaluated predictors of response to treatment defined as an increase in Hb value of more than 1 g/dL by linear r...
Article
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We report our experience with severe complications of sodium phosphate enemas. Eleven elderly patients received Fleet enemas for constipation. Three patients received 500 to 798 mL, and 8 received a standard 250-mL dose. Most presented within 24 hours with hypotension and volume depletion, extreme hyperphosphatemia (phosphorus level, 5.3-45.0 mg/dL...
Article
Mitochondria provide ATP and Ca(2+) needed for DNA repair, but also produce reactive oxygen species (ROS), which may damage DNA. To investigate the effect of mitochondrial function inhibition on DNA repair. Five mitochondrial inhibitors acting at various sites of electron transport were studied. Human peripheral blood mononuclear cells, spontaneous...
Article
Full-text available
Drug-induced acute kidney injury (AKI) is commonplace. The drugs involved are numerous, and their nephrotoxicities can take on various histopathological patterns that include acute tubular necrosis, renal vasculitis, glomerular disease and acute/chronic tubulo-interstitial disease. Renal prognosis may be improved by the discontinuation of the offen...
Article
Full-text available
Obesity is associated with hypertension and glomerular hyperfiltration. A major mechanism responsible for the obesity-associated hypertension is renal salt retention. An increased glomerular filtration fraction (FF) is expected to raise postglomerular oncotic pressure and to increase proximal tubular sodium reabsorption. The aim of the present stud...
Article
Most patients with Primary Pulmonary Hypertension (PPH) have severe exertional limitation which ultimately leads to right heart failure and death. The purpose of the study was to assess the correlation between right ventricular (RV) systolic and diastolic noninvasive variables and exercise tolerance, as well as the predictors of adverse outcome in...
Article
Full-text available
Levels of tumor markers in pleural effusions may help to establish the diagnosis of pleural malignancy, but the precise diagnostic value of each marker remains unclear. The aim of this study was to assess the diagnostic value of five common pleural fluid tumor markers, carcinoembryonic antigen (CEA), cytokeratin fragment (CYFRA) 21-1, cancer antige...

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