Robert R Quinn, Matthew J Oliver, Alix Clarke, Farah Mohamed, Scott W Klarenbach, Braden J Manns, Danielle E Fox, Nairne Scott-Douglas, Louise Morrin, Anita Kozinski, Tracy Schwartz, Robert Pauly
{"title":"The impact of the Starting dialysis on Time, At home on the Right Therapy (START) project on the use of peritoneal dialysis.","authors":"Robert R Quinn, Matthew J Oliver, Alix Clarke, Farah Mohamed, Scott W Klarenbach, Braden J Manns, Danielle E Fox, Nairne Scott-Douglas, Louise Morrin, Anita Kozinski, Tracy Schwartz, Robert Pauly","doi":"10.1177/08968608231225013","DOIUrl":"https://doi.org/10.1177/08968608231225013","url":null,"abstract":"<p><strong>Background: </strong>Peritoneal dialysis (PD) is actively promoted, but increasing PD utilisation is difficult. The objective of this study was to determine if the Starting dialysis on Time, At Home, on the Right Therapy (START) project was associated with an increase in the proportion of dialysis patients receiving PD within 6 months of starting therapy.</p><p><strong>Methods: </strong>Consecutive patients over age 18, with end-stage kidney failure, who started dialysis between 1 April 2015 and 31 March 2018 in the province of Alberta, Canada. Programmes were provided with high-quality data about the individual steps in the process of care that drive PD utilisation that were used to identify problem areas, design and implement interventions to address them, and then evaluate whether those interventions had impact. The primary outcome was the proportion of patients receiving PD within 6 months of starting dialysis. Secondary outcomes included hospitalisation, death or probability of transfer to haemodialysis (HD). Interrupted time series methodology was used to evaluate the impact of the quality improvement initiative on the primary and secondary outcomes.</p><p><strong>Results: </strong>A total of 1962 patients started dialysis during the study period. Twenty-seven per cent of incident patients received PD at baseline, and there was a 5.4% (95% confidence interval: 1.5-9.2) increase in the use of PD in the province immediately after implementation. There were no changes in the rates of hospitalisation, death or probability of transfer to HD after the introduction of START.</p><p><strong>Conclusions: </strong>The approach used in the START project was associated with an increase in the use of PD in a setting with high baseline utilisation.</p>","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139913190","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The tunnel infection in PD: Up in the air.","authors":"Chanyanuch Rakpithayanon, Voranaddha Vacharathit, Sopark Manasnayakorn, Jeffrey Perl, Talerngsak Kanjanabuch","doi":"10.1177/08968608231224615","DOIUrl":"https://doi.org/10.1177/08968608231224615","url":null,"abstract":"<p><p>Catheter-related tunnel infection may lead to peritonitis and discontinuation of performing high-quality peritoneal dialysis (PD). Tunnel infection is commonly caused by <i>Staphylococcus aureus</i>. Gas-forming bacterial infection is rare in patients with PD and even exceedingly rare when such a infection spreads along the PD catheter tract. The first case of emphysematous PD catheter infection is presented here.</p>","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-02-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139741739","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Lijuan Zhao, Zixian Yu, Xiayin Li, Jin Zhao, Yunlong Qin, Meilan Zhou, Ming Bai, Guoshuang Xu, Shiren Sun
{"title":"Comparison of different peritoneal dialysis catheters on complication and catheter survival: A network meta-analysis of randomised controlled trials.","authors":"Lijuan Zhao, Zixian Yu, Xiayin Li, Jin Zhao, Yunlong Qin, Meilan Zhou, Ming Bai, Guoshuang Xu, Shiren Sun","doi":"10.1177/08968608231224612","DOIUrl":"https://doi.org/10.1177/08968608231224612","url":null,"abstract":"<p><strong>Background: </strong>This network meta-analysis (NMA) aimed to compare the clinical advantage of four commonly used peritoneal dialysis catheters (PDCs) including the Swan neck segment with straight tip (Swan neck + S), Tenckhoff segment with straight tip (Tenckhoff + S), Swan neck segment with coiled tip (Swan neck + C) and Tenckhoff segment with coiled tip (Tenckhoff + C).</p><p><strong>Methods: </strong>Randomised clinical trials were searched from PubMed, Embase, the Cochrane Register of clinical trials, China National Knowledge Infrastructure (CNKI) and ChinaInfo from their inception until July 31, 2022. Meta-analysis was performed using Stata 14.0 and RevMan 5.3.5 software to evaluate the four commonly used PDCs.</p><p><strong>Results: </strong>Seventeen studies involved 1578 participants were included. NMA showed that compared with Swan neck + C, Swan neck + S significantly reduced catheter tip migration (OR 0.47 95% CI 0.22-0.99). Tenckhoff + S was more effective in reducing catheter dysfunction (OR 0.42, 95% CI 0.23-0.79), catheter tip migration with dysfunction (OR 0.19, 95% CI 0.05-0.78) and catheter removal (OR 0.56, 95% CI 0.34-0.93) which were consistent with the pairwise meta-analysis. According to the surface under the cumulative ranking curve, Swan neck + S emerged as the best PDC in the reduction of catheter tip migration (83.3%), followed by Tenckhoff + S (79.4%). Moreover, Tenckhoff + S (86.5%, 76.3%) and Swan neck + S (72.3, 86.9%) ranked as the first and second PDC for 1 and 2-year technique survival which was significantly higher than those of the other two PDCs.</p><p><strong>Conclusion: </strong>Our NMA showed Swan neck + S and Tenckhoff + S tended to be more efficacious than Swan neck + C and Tenckhoff + C in lowering the mechanical dysfunction and prolonging the technique survival, which may contribute to better clinical decisions. More randomised controlled trials with larger scales and higher quality are needed in order to obtain more credible evidence.</p>","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-02-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139741738","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Mina Khair, Dharmenaan Palamuthusingam, Carmel M Hawley, Elaine M Pascoe, David Wayne Johnson, Saw Yu Mon, Magid Fahim
{"title":"PD peritonitis in patients undergoing capsule endoscopy: A descriptive study.","authors":"Mina Khair, Dharmenaan Palamuthusingam, Carmel M Hawley, Elaine M Pascoe, David Wayne Johnson, Saw Yu Mon, Magid Fahim","doi":"10.1177/08968608231221063","DOIUrl":"https://doi.org/10.1177/08968608231221063","url":null,"abstract":"<p><p>Peritoneal dialysis (PD) patients who undergo gastroendoscopy and colonoscopy are at increased risk of peritoneal dialysis-associated peritonitis (PD peritonitis) following the procedure (defined as occurring within 7 days of intervention). As per current International Society for PD (ISPD) guidelines, antibiotic prophylaxis is currently recommended pre-colonoscopy in PD patients given the risk of post-colonoscopy PD peritonitis. The risk of PD peritonitis in patients undergoing capsule endoscopy (CE) is unknown. This binational data-linkage study between the Australia and New Zealand Dialysis and Transplant Registry and all hospital admission data sets in Australia and New Zealand evaluated all patients with PD who underwent CE between 2006 and 2015. The objective of the study was to assess the risk of PD peritonitis in patients undergoing CE. Descriptive statistics were used to describe patient characteristics and clinical outcomes. Overall, 23 patients with PD underwent CE. Twelve patients underwent CE alone (i.e. no other concomitant procedures) and none of these patients experienced an episode of PD peritonitis. The remaining 11 patients underwent CE and other invasive endoscopic/abdominal surgical procedures, of whom 2 suffered PD peritonitis. CE is likely a relatively safe procedure in PD patients. PD patients undergoing CE may not require prior antibiotic prophylaxis. Given their relative safety, CE may be an appealing diagnostic tool in a select group of PD patients for the investigation of gastrointestinal disease.</p>","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-01-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139574399","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Daniela Ponce, Gonzalo Ramírez-Guerrero, André Luis Balbi
{"title":"The role of peritoneal dialysis in the treatment of acute kidney injury in neurocritical patients: a retrospective Brazilian study.","authors":"Daniela Ponce, Gonzalo Ramírez-Guerrero, André Luis Balbi","doi":"10.1177/08968608231223385","DOIUrl":"10.1177/08968608231223385","url":null,"abstract":"<p><strong>Background: </strong>Acute kidney injury (AKI) occurs frequently in the neurocritical intensive care unit and is associated with greater morbidity and mortality. AKI and its treatment, including acute kidney replacement therapy, can expose patients to a secondary greater brain injury. This study aimed to explore the role of peritoneal dialysis (PD) in neurocritical AKI patients in relation to metabolic and fluid control, complications related to PD and outcome.</p><p><strong>Methods: </strong>Neurocritical AKI patients were treated by PD (prescribed Kt/V = 0.40/session) using a flexible catheter and a cycler and lactate as a buffer.</p><p><strong>Results: </strong>A total of 58 patients were included. The mean age was 61.8 ± 13.2 years, 65.5% were in the intensive care unit, 68.5% needed intravenous inotropic agents, 72.4% were on mechanical ventilation, APACHE II was 16 ± 6.67 and the main neurological diagnoses were stroke (25.9%) and intracerebral haemorrhage (31%). Ischaemic acute tubular necrosis (iATN) was the most common cause of AKI (51.7%), followed by nephrotoxic ATN AKI (25.8%). The main dialysis indications were uraemia and hypervolemia. Blood urea and creatinine levels stabilised after four sessions at around 48 ± 11 mg/dL and 2.9 ± 0.4 mg/dL, respectively. Negative fluid balance and ultrafiltration increased progressively and stabilised around 2.1 ± 0.4 L /day. Weekly delivered Kt/V was 2.6 ± 0.31. The median number of high-volume PD sessions was 6 (4-10). Peritonitis and mechanical complications were not frequent (8.6% and 10.3%, respectively). Mortality rate was 58.6%. Logistic regression identified as factors associated with death in neurocritical AKI patients: age (odds ratio (OR) = 1.14, 95% confidence interval (CI) = 1.09-2.16, <i>p</i> = 0.001), nephrotoxic AKI (OR = 0.78, 95% CI = 0.69- 0.95, <i>p</i> = 0.03), mechanical ventilation (OR = 1.54, 95% CI = 1.17-2.46, <i>p</i> = 0.01), intracerebral haemorrhage as main neurological diagnoses (OR = 1.15, 95% CI = 1.09-2.11, <i>p</i> = 0.03) and negative fluid balance after two PD sessions (OR = 0.94, 95% CI = 0.74-0.97, <i>p</i> = 0.009).</p><p><strong>Conclusion: </strong>Our study suggests that careful prescription may contribute to providing adequate treatment for most neurocritical AKI patients without contraindications for PD use, allowing adequate metabolic and fluid control, with no increase in the number of infectious, mechanical and metabolic complications. Mechanical ventilation, positive fluid balance and intracerebral haemorrhage were factors associated with mortality, while patients with nephrotoxic AKI had lower odds of mortality compared to those with septic and ischaemic AKI. Further studies are needed to investigate better the role of PD in neurocritical patients with AKI.</p>","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.7,"publicationDate":"2024-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139542858","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Benjamin Talbot, Simon Davies, Jenny Burman, Angus Ritchie, Paul Snelling, Sue Lynch, Youn Park, Brian Jones, Vincent Garvey, Allison Jaure, Meg Jardine, Vlado Perkovic, Martin Gallagher, Arthur Brandwood, Navneet Kaur, John Knight
{"title":"The Point-of-Care Peritoneal Dialysis System Early Evaluation Study (POC-PDEE): A pilot proof-of-principal study of the Ellen Medical Devices Point-of-Care affordable peritoneal dialysis system.","authors":"Benjamin Talbot, Simon Davies, Jenny Burman, Angus Ritchie, Paul Snelling, Sue Lynch, Youn Park, Brian Jones, Vincent Garvey, Allison Jaure, Meg Jardine, Vlado Perkovic, Martin Gallagher, Arthur Brandwood, Navneet Kaur, John Knight","doi":"10.1177/08968608231209850","DOIUrl":"10.1177/08968608231209850","url":null,"abstract":"<p><p>The global unmet need for kidney replacement therapy means that millions of people die every year as they cannot afford treatment. Peritoneal dialysis (PD) offers comparable survival to haemodialysis and is often more affordable, but one barrier to increasing access is that conventional manufacturing and distribution of PD fluid is costly. Here we report the results from a pilot proof-of-principal study demonstrating for the first time that the Ellen Medical Devices Point-of-Care system can be used by patients to produce sterile PD fluid at the point-of-care. With further development, this low-cost system could offer a solution to the many millions of people around the world who currently cannot afford treatment for kidney failure.</p>","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-01-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139098494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Bernardo Faria, Mariana Gaya da Costa, Anita H Meter-Arkema, Stefan P Berger, Carla Lima, Catia Pêgo, Jacob van den Born, Casper Fm Franssen, Mohamed R Daha, Manuel Pestana, Marc A Seelen, Felix Poppelaars
{"title":"Systemic and local complement activation in peritoneal dialysis patients via conceivably distinct pathways.","authors":"Bernardo Faria, Mariana Gaya da Costa, Anita H Meter-Arkema, Stefan P Berger, Carla Lima, Catia Pêgo, Jacob van den Born, Casper Fm Franssen, Mohamed R Daha, Manuel Pestana, Marc A Seelen, Felix Poppelaars","doi":"10.1177/08968608231198984","DOIUrl":"10.1177/08968608231198984","url":null,"abstract":"<p><strong>Background: </strong>Despite several advantages compared to haemodialysis (HD), peritoneal dialysis (PD) remains an underused dialysis technique due to its high technique failure rate related to membrane fibrosis and peritonitis events. Previous work has suggested a harmful role for the complement system in these processes, highlighting the need for a more comprehensive examination in PD.</p><p><strong>Methods: </strong>Plasma levels of C1q, mannose-binding lectin (MBL), Properdin, Factor D, C3d/C3-ratio and soluble membrane attack complex (sC5b-9) were determined in PD patients (<i>n</i> = 55), HD patients (<i>n</i> = 41), non-dialysis chronic kidney disease (CKD) patients (<i>n</i> = 15) and healthy controls (<i>n</i> = 14). Additionally, C1q, MBL, Properdin, Factor D and sC5b-9 levels were assessed in the peritoneal dialysis fluid (PDF). In a subgroup, interleukin-6, matrix metalloproteinase-2 (MMP-2), myeloperoxidase (MPO) and elastase were measured in the PDF.</p><p><strong>Results: </strong>PD patients had significantly higher systemic levels of sC5b-9 compared to healthy controls, CKD and HD patients (<i>p</i> < 0.001). Plasma levels of C1q and C3d/C3-ratios were significantly associated with systemic sC5b-9 levels (<i>p</i> < 0.001). Locally, sC5b-9 was detected in the PDF of all PD patients, and levels were approximately 33% of those in matched plasma, but they did not correlate. In the PDF, only Properdin levels remained significantly associated with PDF sC5b-9 levels in multivariate analysis (<i>p</i> < 0.001). Additionally, PDF levels of sC5b-9 positively correlated with elastase, MPO and MMP-2 levels in the PDF (<i>p</i> < 0.01).</p><p><strong>Conclusions: </strong>Our data reveal both systemic and local complement activation in PD patients. Furthermore, these two processes seem independent considering the involvement of different pathways and the lack of correlation.</p>","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.7,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41140032","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Reply to: Opinion on exit-site care recommendations.","authors":"David W Johnson, Kai Ming Chow, Philip Kam-Tao Li","doi":"10.1177/08968608231213576","DOIUrl":"10.1177/08968608231213576","url":null,"abstract":"","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.7,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138461592","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Marina Vorobiov, Boris Rogachev, Reut Riff, Cidio Chaimowitz, Endre Z Neulander, Anna Basok, Alla Shnaider, Amos Douvdevani, Yosef-Shmuel Haviv
{"title":"Blockade of sodium-glucose co-transporters improves peritoneal ultrafiltration in uraemic rodent models.","authors":"Marina Vorobiov, Boris Rogachev, Reut Riff, Cidio Chaimowitz, Endre Z Neulander, Anna Basok, Alla Shnaider, Amos Douvdevani, Yosef-Shmuel Haviv","doi":"10.1177/08968608231165865","DOIUrl":"10.1177/08968608231165865","url":null,"abstract":"<p><strong>Background: </strong>The most used PD fluids contain glucose as a primary osmotic agent. Glucose peritoneal absorption during dwell decreases the osmotic gradient of peritoneal fluids and causes undesirable metabolic consequences. Inhibitors of sodium-glucose co-transporter (SGLT) type 2 are wildly used for the treatment of diabetes, heart and kidney failure. Previous attempts to use SGLT2 blockers in experimental peritoneal dialysis yielded contrasting results. We studied whether peritoneal SGLTs blockade may improve ultrafiltration (UF) via partial inhibition of glucose uptake from dialysis fluids.</p><p><strong>Methods: </strong>Kidney failure was induced in mice and rats by bilateral ureteral ligation, and dwell was performed by injection of glucose-containing dialysis fluids. The effect of SGLT inhibitors on glucose absorption during fluid dwell and UF was measured in vivo.</p><p><strong>Results: </strong>Diffusion of glucose from dialysis fluid into the blood appeared to be sodium-dependent, and blockade of SGLTs by phlorizin and sotagliflozin attenuated blood glucose increment thereby decreasing fluid absorption. Specific SGLT2 inhibitors failed to reduce glucose and fluid absorption from the peritoneal cavity in a rodent kidney failure model.</p><p><strong>Conclusions: </strong>Our study suggests that peritoneal non-type 2 SGLTs facilitate glucose diffusion from dialysis solutions, and we propose that limiting glucose reabsorption by specific SGLT inhibitors may emerge as a novel strategy in PD treatment to enhance UF and mitigate the deleterious effects of hyperglycaemia.</p>","PeriodicalId":19969,"journal":{"name":"Peritoneal Dialysis International","volume":null,"pages":null},"PeriodicalIF":2.7,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9824675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}