Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia最新文献

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Effect of prenatal corticosteroids on the maturation of renal tubules in preterm infants. 产前皮质类固醇对早产儿肾小管成熟的影响。
IF 1.3
Jenny Ponce, Javier Cieza, Reyner Loza, Cristian León, Claudia Nuñez-Mochizaki
{"title":"Effect of prenatal corticosteroids on the maturation of renal tubules in preterm infants.","authors":"Jenny Ponce, Javier Cieza, Reyner Loza, Cristian León, Claudia Nuñez-Mochizaki","doi":"10.1590/2175-8239-JBN-2023-0035en","DOIUrl":"10.1590/2175-8239-JBN-2023-0035en","url":null,"abstract":"<p><strong>Introduction: </strong>The benefit of prenatal steroids in fetal lung maturation is well established, but their effect on the kidney has not been studied in detail in humans. Animal models have shown an increase in the expression of Na+/H+ exchangers, Na+-K+-ATPase pumps and aquaporin-1. This study aims to assess the effect of prenatal steroids on the maturation of renal tubules in preterms.</p><p><strong>Methods: </strong>21 preterms born between 24 and 34 weeks were included. Participants were divided into two groups according to their exposure to prenatal steroids. The maturation of tubular function was evaluated through the change of the fractional excretion of Na+, K+ and beta 2-microglobulin, the transtubular gradient of K+, urine pH, and osmolality.</p><p><strong>Results: </strong>The mean age was 30.57 ± 1.8 weeks and the mean weight was 1415 ± 267.8 grams. Baseline differences were not observed, except for a significant difference in the change in urinary excretion of beta 2-microglobulin (Group 1: 1 980 ± 9 075 ng/mL and Group 2: -7 274 ± 10 006 ng/mL, p = 0.04).</p><p><strong>Conclusions: </strong>Prenatal steroids showed no statistically significant difference on renal tubule maturation in preterms.</p>","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20230035"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11593545/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142716301","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Urinoma as a complication of cervical cancer. 作为宫颈癌并发症的尿瘤。
IF 1.3
Janio de Paula Santos, Rangel de Sousa Costa, Diogo Goulart Corrêa
{"title":"Urinoma as a complication of cervical cancer.","authors":"Janio de Paula Santos, Rangel de Sousa Costa, Diogo Goulart Corrêa","doi":"10.1590/2175-8239-JBN-2024-0113en","DOIUrl":"10.1590/2175-8239-JBN-2024-0113en","url":null,"abstract":"","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20240113"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11542636/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142287605","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Translation into Portuguese (Brazil), cultural adaptation and validation of Parathyroid Assessment of Symptoms (PAS) in patients with chronic kidney disease and hyperparathyroidism. 将慢性肾病和甲状旁腺功能亢进症患者的甲状旁腺症状评估(PAS)翻译成葡萄牙语(巴西)、进行文化调整和验证。
IF 1.3
Rafael Costa E Campos, Rayssa Ruszkowski do Amaral, Marta Ribeiro Hentschke, Marcelo Garcia Toneto, Carlos Eduardo Poli-de-Figueiredo
{"title":"Translation into Portuguese (Brazil), cultural adaptation and validation of Parathyroid Assessment of Symptoms (PAS) in patients with chronic kidney disease and hyperparathyroidism.","authors":"Rafael Costa E Campos, Rayssa Ruszkowski do Amaral, Marta Ribeiro Hentschke, Marcelo Garcia Toneto, Carlos Eduardo Poli-de-Figueiredo","doi":"10.1590/2175-8239-JBN-2022-0059en","DOIUrl":"https://doi.org/10.1590/2175-8239-JBN-2022-0059en","url":null,"abstract":"<p><strong>Introduction: </strong>Chronic kidney disease (CKD) is related to high morbidity and mortality and loss of quality of life. Likewise, hyperparathyroidism is associated to progressive loss of renal function, with increased phosphate and decrease calcium levels, which induce the secretion of parathyroid hormone.</p><p><strong>Objectives: </strong>To translate into Portuguese (Brazil), culturally adapt and validate the questionnaire Parathyroid Symptoms Assessment (PAS), following reliability and validity criteria in patients with chronic kidney disease and hyperparathyroidism.</p><p><strong>Methods: </strong>Methodological and cross-sectional study, carried out at São Lucas Hospital/PUCRS, Porto Alegre, Brazil. The PAS questionnaire validation process followed protocols from previous studies. After translating into Portuguese, it was applied to 100 patients with secondary (SHPT) and tertiary or persistent (THPT) hyperparathyroidism. For PAS validation data, patients responded to the Short Form Health 36 (SF-36) questionnaire. Reliability criteria were evaluated using intraclass correlation coefficient (ICC) and Cronbach's alpha (α-C). Validity was assessed by Spearman's correlation coefficient between PAS and SF-36 values.</p><p><strong>Results: </strong>Participant's mean age was 55.6 ± 15.6 years, 61% was male, and 68% was diagnosed with SHPT. Among 100 patients, 53% performed a PAS retest (ICC = 0.83). The internal reliability by α-C was 0.86. Negative correlations were observed between PAS questions and SF-36 physical and mental domains, which ranged from 0.3 to 0.7.</p><p><strong>Conclusion: </strong>The Brazilian version of the PAS questionnaire was found to be valid and reliable. The PAS questionnaire can be used to evaluate quality of life in Brazilian patients with hyperparathyroidism who speak Portuguese.</p>","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20220059"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11475941/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142465890","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Exercise prescriptions for patients on hemodialysis in Brazil: a scoping review. 巴西血液透析患者的运动处方:范围界定综述。
IF 1.3
Heitor S Ribeiro, Francini P Andrade, Diogo V Leal, Juliana S Oliveira, Kenneth R Wilund, Maycon M Reboredo, João L Viana
{"title":"Exercise prescriptions for patients on hemodialysis in Brazil: a scoping review.","authors":"Heitor S Ribeiro, Francini P Andrade, Diogo V Leal, Juliana S Oliveira, Kenneth R Wilund, Maycon M Reboredo, João L Viana","doi":"10.1590/2175-8239-JBN-2024-0049en","DOIUrl":"10.1590/2175-8239-JBN-2024-0049en","url":null,"abstract":"<p><strong>Introduction: </strong>Exercise is being incorporated into the treatment of patients on hemodialysis; however, little is known about the major characteristics of these interventions.</p><p><strong>Objective: </strong>To describe the exercise protocols prescribed for hemodialysis patients in Brazil.</p><p><strong>Methods: </strong>A scoping review was conducted following JBI and Prisma-ScR guidelines. Searches were carried out in Medline, Embase and three other databases until May 2024. Other sources (websites, books and guidelines) were also investigated. Evidence from patients on hemodialysis describing exercise protocols in all settings and designs in Brazil was included.</p><p><strong>Results: </strong>Forty-five pieces of evidence were found, resulting in 54 exercise protocols from 16 Brazilian states. Strength exercises (33.3%), followed by aerobic exercises (22.2%), were the most prescribed, mainly to be performed during dialysis (85.2%). The most prevalent professionals supervising the programs were physiotherapists and exercise physiologists (37.0% and 18.5%, respectively). All protocols implemented the principles of type and frequency training, while progression was adopted in only 53.7%. The main prescription was three times per week (88.9%). Exercise intensity was predominantly determined by subjective methods (33.3%).</p><p><strong>Conclusion: </strong>Aerobic and strength exercises during dialysis were the most commonly prescribed modalities in Brazil, with the majority of programs being properly supervised by qualified professionals. However, existing protocols have not employed systematic progression throughout the intervention, which would be appropriate for providing better physiological responses and adaptations.</p>","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20240049"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11420935/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142287604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fenofibrate attenuates renal lipotoxicity in uninephrectomized mice with high-fat diet-induced obesity. 非诺贝特能减轻高脂饮食诱发肥胖的未切除肾脏小鼠的肾脏脂肪毒性。
IF 1.3
Barbara Bruna Abreu Castro, Petrus Ferreira Reno, Bianca Fatima Pereira, Kaique Arriel, Fabiana Bastos Bonato, Fernando Antonio Basile Colugnati, Marcos Antonio Cenedeze, Niels Olsen Saraiva-Camara, Helady Sanders-Pinheiro
{"title":"Fenofibrate attenuates renal lipotoxicity in uninephrectomized mice with high-fat diet-induced obesity.","authors":"Barbara Bruna Abreu Castro, Petrus Ferreira Reno, Bianca Fatima Pereira, Kaique Arriel, Fabiana Bastos Bonato, Fernando Antonio Basile Colugnati, Marcos Antonio Cenedeze, Niels Olsen Saraiva-Camara, Helady Sanders-Pinheiro","doi":"10.1590/2175-8239-JBN-2023-0148en","DOIUrl":"10.1590/2175-8239-JBN-2023-0148en","url":null,"abstract":"<p><strong>Introduction: </strong>The objective of this study was to investigate the role of fenofibrate, a peroxisome proliferator-activated receptor-α agonist, in obesity-induced kidney damage (lipotoxicity) in mice with uninephrectomy.</p><p><strong>Methods: </strong>C57BL/6 mice underwent uninephrectomy and sham surgeries and were fed normocaloric or high-fat diets. After 10 weeks, obese mice were administered 0.02% fenofibrate for 10 weeks. Kidney function and morphology were evaluated, as well as levels of inflammatory and fibrotic mediators and lipid metabolism markers.</p><p><strong>Results: </strong>High-fat diet-fed mice developed characteristic obesity and hyperlipidemia, with subsequent renal lipid accumulation and damage, including mesangial expansion, interstitial fibrosis, inflammation, and proteinuria. These changes were greater in obese uninephrectomy mice than in obese sham mice. Fenofibrate treatment prevented hyperlipidemia and glomerular lesions, lowered lipid accumulation, ameliorated renal dysfunction, and attenuated inflammation and renal fibrosis. Furthermore, fenofibrate treatment downregulated renal tissue expression of plasminogen activator inhibitor-1, monocyte chemoattractant protein-1, and local expression of fibroblast growth factor-21.</p><p><strong>Conclusion: </strong>Peroxisome proliferator-activated receptor-α activation by fenofibrate, with subsequent lipolysis, attenuated glomerular and tubulointerstitial lesions induced by renal lipotoxicity, thus protecting the kidneys of uninephrectomy mice from obesity-induced lesions. The study findings suggest a pathway in the pharmacological action of fenofibrate, providing insight into the mechanisms involved in kidney damage caused by obesity in kidney donors.</p>","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20230148"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11539900/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142465888","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Just a consequence of hunger or a sign of chronic kidney disease in children? The dilemma of growth failure in countries with regional disparities. 只是饥饿的后果还是儿童慢性肾病的征兆?地区差异国家儿童发育不良的困境。
IF 1.3
Marcelo de Sousa Tavares
{"title":"Just a consequence of hunger or a sign of chronic kidney disease in children? The dilemma of growth failure in countries with regional disparities.","authors":"Marcelo de Sousa Tavares","doi":"10.1590/2175-8239-JBN-2024-E010en","DOIUrl":"10.1590/2175-8239-JBN-2024-E010en","url":null,"abstract":"","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e2024E010"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11588343/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142716303","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of urinary tract infection on the outcome of the allograft in patients with kidney transplantation. 尿路感染对肾移植患者异体移植结果的影响。
IF 1.3
Rahul Sai Gangula, Mahesh Eshwarappa, R Rajashekar, Hamsa Reddy, Pooja Prakash Prabhu, Gireesh M Siddaiah, Gurudev Konana Chennabasappa, Lia Sara Anish, Yousuff Mohammad
{"title":"Effect of urinary tract infection on the outcome of the allograft in patients with kidney transplantation.","authors":"Rahul Sai Gangula, Mahesh Eshwarappa, R Rajashekar, Hamsa Reddy, Pooja Prakash Prabhu, Gireesh M Siddaiah, Gurudev Konana Chennabasappa, Lia Sara Anish, Yousuff Mohammad","doi":"10.1590/2175-8239-JBN-2024-0002en","DOIUrl":"10.1590/2175-8239-JBN-2024-0002en","url":null,"abstract":"<p><strong>Background: </strong>Urinary tract infections (UTIs) are the second most common cause of graft dysfunction, accounting for significant morbidity, and are associated with poor graft and patient survival. This study aimed to assess the association between post-renal transplant UTI and graft outcomes.</p><p><strong>Methods: </strong>We examined the effect of UTIs on graft outcomes in patients who underwent renal transplantation surgery between January 2010 and December 2022. The study population included 349 renal transplantations, of which 74 experienced 140 UTI events. Based on the number of UTI episodes, patients were categorized into three groups.</p><p><strong>Results: </strong>Of the 349 recipients, 275 (74.4%) had no UTI, 47 (18.8%) had non-recurrent UTIs (NR-UTIs), and 27 (6.8%) had recurrent UTIs (R-UTIs). Kaplan-Meier survival analysis showed that post-KT UTI status was a significant factor in graft survival, death-censored graft survival, and patient survival after a follow up of 5 years (log rank, P < 0.001). R-UTIs were associated with very poor graft survival and patient survival when compared with no UTI after a follow up of 5 years (hazard ratio [HR], 1.506; 95% confidence interval [CI], 1.233-1.840; P < 0.001 & HR, 1.529; 95% CI, 1.227-1.905; P = 0.001). R-UTIs were more likely to be associated with multi-drug resistant Gram-negative organisms (Klebsiella pneumonia or Escherichia coli) with resistance to nitrofurantoin (RR, 2.753; 95% CI, 1.257-6.032; P = 0.01) and carbapenem (RR, 2.064; 95% CI, 0.988-4.314; P = 0.05).</p><p><strong>Conclusion: </strong>Compared to no UTI, R-UTIs were associated to worse graft and patient outcomes after a follow-up of 5 years, whereas NR-UTIs were associated with poor graft and patient outcomes in the long term.</p>","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20240002"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11420934/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142287603","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
SGLT2 inhibitors and NLRP3 inflammasome: potential target in diabetic kidney disease. SGLT2 抑制剂和 NLRP3 炎症小体:糖尿病肾病的潜在靶点。
IF 1.3
Paulo André Bispo Machado Júnior, André Lass, Bruna Isadora Pilger, Raphaella Fornazari, Thyago Proença de Moraes, Ricardo Aurino Pinho
{"title":"SGLT2 inhibitors and NLRP3 inflammasome: potential target in diabetic kidney disease.","authors":"Paulo André Bispo Machado Júnior, André Lass, Bruna Isadora Pilger, Raphaella Fornazari, Thyago Proença de Moraes, Ricardo Aurino Pinho","doi":"10.1590/2175-8239-JBN-2023-0187en","DOIUrl":"10.1590/2175-8239-JBN-2023-0187en","url":null,"abstract":"<p><p>Diabetic kidney disease (DKD) remains the leading cause of chronic kidney disease (CKD) worldwide. The pathogenesis of DKD is influenced by functional, histopathological, and immune mechanisms, including NLRP3 inflammasome activity and oxidative stress. The sodium-glucose cotransporter 2 inhibitors (SGLT2i) have shown metabolic benefits and the ability to slow the progression of DKD in several clinical studies over the years. Recent studies suggest that the antidiabetic activity also extends to inhibition of the inflammatory response, including modulation of the NLRP3 inflammasome, reduction of pro-inflammatory markers and reduction of oxidative stress. Here we review the efficacy of SGLT2i in the treatment of CKD and discuss the role of the inflammatory response in the development of DKD, including its relationship to the NLRP3 inflammasome and oxidative stress.</p>","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20230187"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11539899/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142465889","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An analysis of fellowship training of kidney transplant surgeons in a Brazilian state. 巴西某州肾移植外科医生奖学金培训分析。
IF 1.3
Salim Anderson Khouri Ferreira, João Henrique Sendrete de Pinho, Juliano Offerni, Helady Sanders-Pinheiro
{"title":"An analysis of fellowship training of kidney transplant surgeons in a Brazilian state.","authors":"Salim Anderson Khouri Ferreira, João Henrique Sendrete de Pinho, Juliano Offerni, Helady Sanders-Pinheiro","doi":"10.1590/2175-8239-JBN-2024-0056en","DOIUrl":"10.1590/2175-8239-JBN-2024-0056en","url":null,"abstract":"<p><strong>Introduction: </strong>The lack of specialized professionals potentially contributes to the inability to meet the demand for kidney transplantations. Moreover, there is no universal proposal for the training process of transplantation surgeons. We aimed to explore the characteristics of the training program and professional activities of kidney transplantation teams in the state of Minas Gerais, Brazil.</p><p><strong>Methods: </strong>We invited the surgeons of all 19 active kidney transplantation centers in Minas Gerais to participate in this cross-sectional study. Demographic and professional training data were compared using linear and logistic regression models.</p><p><strong>Results: </strong>The response rate among the centers was high (89%); half of the surgeons answered the survey (39/78). Most of the centers were public teaching institutions, under a production-based payment contract, with a mean of 6 ± 2.4 surgeons/team; 94.2% of the centers had urologists. The surgeons were 95% male (age of 46.3 ± 9.7 years) and 59% were urologists. Most were involved in organ procurement and transplantation; only one surgeon worked exclusively with transplantation. The mean period since training was 13 ± 9.4 years, with a mean of 10 ± 9.7 years as part of the transplantation team. Only 25.6% had specialized or formal training in transplantation, with only one completing a formal medical residency for kidney transplantation. The lack of training programs was the most frequently cited reason.</p><p><strong>Conclusion: </strong>Kidney transplantation surgeons are not exclusive and most have not completed a formal fellowship program in transplantation because they are not available. These data indicate the need to improve training programs and facilitate the formation of new kidney transplantation teams.</p>","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20240056"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11493301/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142465887","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Safety and feasibility of transcranial direct current stimulation in end-stage renal disease patients undergoing hemodialysis: an exploratory study. 血液透析终末期肾病患者接受经颅直流电刺激的安全性和可行性:一项探索性研究。
IF 1.3
Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia Pub Date : 2024-07-19 eCollection Date: 2024-01-01 DOI: 10.1590/2175-8239-JBN-2024-0010en
Rodrigo Pegado, Monaliza Melo, Tayanne Oehmen, Gianna Mastroianni Kirsztajn, Edson Silva-Filho, Artur Quintiliano
{"title":"Safety and feasibility of transcranial direct current stimulation in end-stage renal disease patients undergoing hemodialysis: an exploratory study.","authors":"Rodrigo Pegado, Monaliza Melo, Tayanne Oehmen, Gianna Mastroianni Kirsztajn, Edson Silva-Filho, Artur Quintiliano","doi":"10.1590/2175-8239-JBN-2024-0010en","DOIUrl":"10.1590/2175-8239-JBN-2024-0010en","url":null,"abstract":"<p><strong>Introduction: </strong>Patients with end-stage renal disease often face a challenging routine of hemodialysis, dietary restrictions, and multiple medications, which can affect their hemodynamic function. Home-based, safe, and nonpharmacological approaches such as transcranial direct current stimulation (tDCS) should be combined with conventional treatment.</p><p><strong>Objective: </strong>To assess the safety and feasibility of tDCS on blood pressure and heart rate in patients with end-stage renal disease undergoing hemodialysis.</p><p><strong>Method: </strong>This is a parallel, randomized, sham-controlled trial. Patients undergoing hemodialysis for more than three months were included. The patients received ten non-consecutive 2mA tDCS sessions on the primary motor cortex . Each session lasted 20 minutes. At baseline and after each of the ten sessions, blood pressure and heart rate of the patients were measured hourly for four hours.</p><p><strong>Results: </strong>Thirty patients were randomized to the active or sham group. The mean difference between the groups was calculated as the mean value of the sham group minus the mean value of the active group. Despite there were no statistical changes for all outcomes considering all 10 sessions, we found differences between groups for systolic -10.93 (-29.1;7.2), diastolic -3.63 (-12.4; 5.1), and mean blood pressure -6.0 (-16.3; 4.2) and hear rate 2.26 (-2.5; 7.1). No serious adverse events were found. The active group showed higher blood pressure values at all points, while heart rate was lower in the active group.</p><p><strong>Conclusion: </strong>tDCS is safe and feasible for patients with end-stage renal disease undergoing hemodialysis. Future studies should investigate whether tDCS could potentially induce a hypotensive protective effect during hemodialysis.</p>","PeriodicalId":14724,"journal":{"name":"Jornal brasileiro de nefrologia : 'orgao oficial de Sociedades Brasileira e Latino-Americana de Nefrologia","volume":"46 4","pages":"e20240010"},"PeriodicalIF":1.3,"publicationDate":"2024-07-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11268524/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141758735","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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