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  • 1
    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: Patients suffering from end stage renal disease usually cope with many problems due to their lengthy illness and its complications. Renal transplantation is the most effective therapeutic strategy in these patients. One of the post transplantation complications is gastrointestinal bleeding due to peptic ulcers and other upper gastrointestinal diseases which can affect the morbidity and mortality of these patients. The present research aims to shed lights on prevalence of gastrointestinal lesions and Helicobacter pylori infection using upper endoscopy in asymptomatic candidates for renal transplantation. Method The present cross-sectional research was performed on renal transplant candidates suffering chronic renal failure referred to Montaserie organ transplantation center in the time period of January 2016, to January 2018. Eighty five ESRD patients, 45 male and 40 female, mean age 39.09 ± 11.09 years, enrolled in the study. Hypertension and diabetes were the most common causes of kidney failure in the patients. In the present research about 90.6% of patients had been on chronic dialysis,. Mean duration of vintage time on dialysis was 20.46 ±16.12 months, and hemodialysis (87%) was the most common dialysis method. Including criteria were patients candidature for renal transplant and consent for involvement in the research. Excluding criteria were patients with apparent dyspeptic symptoms, patients with known upper gastrointestinal diseases, and patients who have been using PPIs (proton pump inhibitors), NSAIDs(non-steroid anti-inflammatory drug), H2 blockers or antibiotics over the past two weeks preceding the enrollment in study . Patients who met criteria underwent endoscopy and were classified according to endoscopic findings, Helicobacter pylori infection and pathologic findings. Chi-square statistics was used for evaluating the correlation between categorical endoscopic or pathologic findings with categorical demographic and dialysis characteristics parameters. The Statistical Package for the Social Sciences software (SPSS version 20.0, SPSS Inc., Chicago, IL, USA) was used for data analyses. A P & lt;0.05 was considered significant. Results Sixty two patients (72%) had significant endoscopic findings; erosive gastroduodenitis (32.5%) was the most common findings. There was not a significant correlation between endoscopic findings and: age (p = 0.5), cause of renal failure (p-value = 0.9), dialysis type (p-value = 0.08), gender (p-value = 0.9), infection with H. Pylori (p-value = 0.2) and mean duration of vintage dialysis time (p = 0.4).All the patients with significant endoscopic findings, had also significant abnormal pathologic findings on endoscopic obtained biopsied samples. Helicobacter pylori infection was seen in, 36 patient(42%)s. Significant association between H. Pylori infection and abnormal pathology was found (p=0.04) . Conclusion Asymptomatic gastrointestinal lesions and Helicobacter pylori infection are prevalent in renal transplant candidates, so routine upper endoscopy in these patients is strongly recommended.
    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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  • 2
    In: Immunopathologia Persa, Maad Rayan Publishing Company, ( 2021-08-13)
    Abstract: Introduction: Systemic lupus erythematosus (SLE) is a common type of rheumatologic disease. Currently there is no universally accepted "gold standard" to measure disease activity. An inexpensive and clinically reliable serological marker for disease activity would therefore be useful to guide treatment and gauge responses to treatment; however, such a marker remains elusive. Objectives: The aim of this study is to investigate the correlation of systemic lupus erythematosus disease activity index (SLEDAI) with serum level of albumin in lupus patients. Patients and Methods: The SLEDAI criteria were obtained by reviewing clinical records and Serum albumin, dsDNA, C3 and C4 were measured in lupus patients, and also demographic data including the patients’ age, and duration of disease were also collected. Results: In this study, 60 patients (54 females and 6 males) age 31.10 ±6.63 years were enrolled. A significant negative correlation was observed between serum albumin and SLEDAI (P=0.001, r=-0.42), however, no significant correlation was found between serum albumin with anti-dsDNA (P=0.73, r=0.04), C3 (P=0.33, r=0.14) and C4 (P=0.74, r=-0.05). There was also a direct significant relationship between SLEDAI with anti-dsDNA (P=0.02, r= 0.31) and inverse correlations with C3 (P=0.007, r=-0.40) and C4 level (P=0.02, r=-0.31). Multiple linear regression analysis revealed that serum albumin is the most important factor in predicting SLEDAI among other factors including anti-dsDNA, C3 and C4 (β=0.64, P=0.001). SLEDAI was higher in systemic lupus erythematosus (SLE) patients with hypoalbuminemia compared to SLE patients without hypoalbuminemia (P=0.003). Conclusion: We found a significant negative relationship between serum albumin and SLEDAI, and also the fact that SLEDAI was significantly higher in SLE patients with hypoalbuminemia than in those without hypoalbuminemia.
    Type of Medium: Online Resource
    ISSN: 2423-8015
    Language: English
    Publisher: Maad Rayan Publishing Company
    Publication Date: 2021
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  • 3
    Online Resource
    Online Resource
    Oxford University Press (OUP) ; 2018
    In:  Nephrology Dialysis Transplantation Vol. 33, No. suppl_1 ( 2018-05-01), p. i423-i424
    In: Nephrology Dialysis Transplantation, Oxford University Press (OUP), Vol. 33, No. suppl_1 ( 2018-05-01), p. i423-i424
    Type of Medium: Online Resource
    ISSN: 0931-0509 , 1460-2385
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2018
    detail.hit.zdb_id: 1465709-0
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  • 4
    Online Resource
    Online Resource
    Oxford University Press (OUP) ; 2016
    In:  Nephrology Dialysis Transplantation Vol. 31, No. suppl_1 ( 2016-05), p. i414-i414
    In: Nephrology Dialysis Transplantation, Oxford University Press (OUP), Vol. 31, No. suppl_1 ( 2016-05), p. i414-i414
    Type of Medium: Online Resource
    ISSN: 1460-2385 , 0931-0509
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2016
    detail.hit.zdb_id: 1465709-0
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  • 5
    Online Resource
    Online Resource
    Maad Rayan Publishing Company ; 2020
    In:  Journal of Renal Injury Prevention Vol. 11, No. 1 ( 2020-11-21), p. e9-e9
    In: Journal of Renal Injury Prevention, Maad Rayan Publishing Company, Vol. 11, No. 1 ( 2020-11-21), p. e9-e9
    Abstract: Introduction : Systemic bacterial infections are a common cause of mortality and morbidity in hemodialysis patients. Zinc has a critical role in several immune system functions. Patients who have enough amounts of zinc are able to better face infections caused by various pathogens in comparison to those with zinc insufficiency Objective We sought to assess the role of zinc deficiency in dialysis-associated bacterial infections. Patients and Methods : Eighty-Three adult patients with end-stage renal disease (ESRD) on hemodialysis including 43 patients with bacterial infectious complications and 40 non-infected patients as well as 41 healthy individuals were enrolled. Clinical data, laboratory values including serum zinc level and imaging findings were collected. SPSS was utilized to analyze the data with a significance cutoff set at P 〈 0.05. Results : Out of 124 participants, 80 (64.51%) were males and 44 (35.49%) were females. The mean age of infected hemodialysis group, non-infected hemodialysis group, and healthy controls were 50.8 ± 16.25, 49.1 ± 18.1, and 56.3 ± 18.2 years, respectively. Catheter site infection (37.3%) and urinary tract infection (30.2%) were the most common infections. The mean serum zinc concentration was significantly lower in the infected patients, compared to non-infected patients and healthy individuals ( P 〈 0.001). Conclusion : The ESRD patients on hemodialysis have lower serum zinc levels which are associated with increased risk of bacterial infection. The role of screening for zinc deficiency and use of supplemental zinc in these patients need to be studied.
    Type of Medium: Online Resource
    ISSN: 2345-2781
    Language: English
    Publisher: Maad Rayan Publishing Company
    Publication Date: 2020
    detail.hit.zdb_id: 2747305-3
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  • 6
    Online Resource
    Online Resource
    Oxford University Press (OUP) ; 2017
    In:  Nephrology Dialysis Transplantation Vol. 32, No. suppl_3 ( 2017-05-01), p. iii490-iii490
    In: Nephrology Dialysis Transplantation, Oxford University Press (OUP), Vol. 32, No. suppl_3 ( 2017-05-01), p. iii490-iii490
    Type of Medium: Online Resource
    ISSN: 0931-0509 , 1460-2385
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2017
    detail.hit.zdb_id: 1465709-0
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  • 7
    In: Journal of Renal Injury Prevention, Maad Rayan Publishing Company, ( 2021-04-12)
    Abstract: Introduction: The relationships between serum magnesium(Mg) levels and body composition or clinical outcomes of incident dialysis patients remain unclear. The aim of this study was to evaluate the possible correlations between magnesium and bio-electrical impedance variables, a method of determining body composition in two groups of hemodialysis(HD) and peritoneal dialysis(PD) patients. Methods: This prospective observational study examined the relationships between Serum Mg levels and Bio-impedance variables including total body fat, body cell mass, extra cellular mass, total body water (TBW), intra and extra cellular water (ICW and ECW), ECW/ICW and phase angle (PA) in incident 38 HD and 34 PD patients since December of 2012 in Mashhad Imam Reza Hospital dialysis center. The correlation between Mg and bio-impedance variables was assessed applying the student test and Pearson’s correlation coefficient. Results: the average concentration of serum Mg was 1.22 mmol/L in HD patients and 1.20 mmol/L in PD patients which is well above the reference range in normal population. the average amount of body water and also ICW in patients were significantly higher than HD patients. Our statistical analysis showed no significant relation between serum Mg and Bio-electrical impedance variables in HD patients, however in PD patients, a statistically significant correlation was found between serum Mg and ECW (r = 0.48, p = 0.02), ICW (r =- 0.48, p = 0.02), and ECW/ICW (r = 0.43, p = 0.02). Conclusion: we speculated that there is a link between serum Mg level and intravascular and extravascular water content in PD patients, however we cannot prove any correlation between serum Mg level and Bio-impedance variables in such patients. This could be considered as a sign of Mg role in healthy cell function in PD patients.
    Type of Medium: Online Resource
    ISSN: 2345-2781
    Language: English
    Publisher: Maad Rayan Publishing Company
    Publication Date: 2021
    detail.hit.zdb_id: 2747305-3
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  • 8
    Online Resource
    Online Resource
    Maad Rayan Publishing Company ; 2019
    In:  Journal of Renal Injury Prevention Vol. 9, No. 1 ( 2019-12-18), p. 03-03
    In: Journal of Renal Injury Prevention, Maad Rayan Publishing Company, Vol. 9, No. 1 ( 2019-12-18), p. 03-03
    Abstract: Introduction: The fractional excretion of sodium (FE Na) in urine has appeared as a helpful way to distinguish prerenal azotemia from acute tubular necrosis (ATN). Objectives: The urinary index of sodium has some limits. Lithium can be an additional careful indicator. The goal of our study was to assess the standards fractional excretion of sodium and lithium, (FE Na and FE Li) in distinguishing pre-renal azotemia (PRA) from ATN. Patients and Methods: Twenty-seven patients with prerenal azotemia, 25 patients with ATN and 20 healthy persons were included in this investigation. The plasma and urine sodium, creatinine and lithium levels were assessed. Additionally, FE Na and FE Li were calculated. To assess the diagnostic usefulness of FE Na and FE Li in discriminating prerenal azotemia from ATN, we created a receiver operating characteristic (ROC) curve. Results: The area under the curves (AUCs) of fractional excretion of Li and Na were 0.84 and 0.83 for distinguishing prerenal azotemia from ATN, respectively. There was a significant direct association between FE Na and FE Li in patients with ATN (P=0.001). No significant association of FE Na and FE Li in patients with prerenal azotemia was detected (p=0.26). By a cutoff point of 2.96%, the sensitivity and specificity for FE Na, were 68% and 75%, respectively for distinguishing PRA from ATN. By a cutoff point of 4.17%, the sensitivity and specificity of FE Li were 80% and 79%, respectively, for distinguishing prerenal azotemia from ATN. Conclusion: This investigation appeared a high AUC and accuracy of fractional excretion of sodium and lithium as a diagnostic method for distinguishing prerenal azotemia from ATN when used simultaneously. However, the discrimination of sensitivity and specificity of fractional excretion of lithium was greater than the fractional excretion of Na.
    Type of Medium: Online Resource
    ISSN: 2345-2781
    Language: English
    Publisher: Maad Rayan Publishing Company
    Publication Date: 2019
    detail.hit.zdb_id: 2747305-3
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  • 9
    Online Resource
    Online Resource
    Oxford University Press (OUP) ; 2016
    In:  Nephrology Dialysis Transplantation Vol. 31, No. suppl_1 ( 2016-05), p. i120-i120
    In: Nephrology Dialysis Transplantation, Oxford University Press (OUP), Vol. 31, No. suppl_1 ( 2016-05), p. i120-i120
    Type of Medium: Online Resource
    ISSN: 1460-2385 , 0931-0509
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2016
    detail.hit.zdb_id: 1465709-0
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  • 10
    In: Scientific Reports, Springer Science and Business Media LLC, Vol. 12, No. 1 ( 2022-08-12)
    Abstract: Dilated cardiomyopathy (DCM), one of the most common types of cardiomyopathies has a heterogeneous nature and can be seen in Mendelian forms. Next Generation Sequencing is a powerful tool for identifying novel variants in monogenic disorders. We used whole-exome sequencing (WES) and Sanger sequencing techniques to identify the causative mutation of DCM in an Iranian pedigree. We found a novel variant in the GATA6 gene, leading to substituting Histidine by Tyrosine at position 329, observed in all affected family members in the pedigree, whereas it was not established in any of the unaffected ones. We hypothesized that the H329Y mutation may be causative for the familial pattern of DCM in this family. The predicted models of GATA6 and H329Y showed the high quality according to PROCHECK and ERRAT. Nonetheless, simulation results revealed that the protein stability decreased after mutation, while the flexibility may have been increased. Hence, the mutation led to the increased compactness of GATA6 . Overall, these data indicated that the mutation could affect the protein structure, which may be related to the functional impairment of GATA6 upon H329Y mutation, likewise their involvement in pathologies. Further functional investigations would help elucidating the exact mechanism.
    Type of Medium: Online Resource
    ISSN: 2045-2322
    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2022
    detail.hit.zdb_id: 2615211-3
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