{"title":"Long-Term Exposure to Fine Particulate Matter and Kidney Function among Patients with Polycystic Kidney Disease.","authors":"Youngrin Kwag,Jieun Min,Whanhee Lee,Seoyeong Ahn,Sooyoung Kim,Hyojin Ha,Minho Kim,Jongmin Oh,Duk-Hee Kang,Eunhee Ha","doi":"10.2215/cjn.0000001065","DOIUrl":"https://doi.org/10.2215/cjn.0000001065","url":null,"abstract":"BACKGROUNDPolycystic kidney disease (PKD) is the fourth leading cause of end-stage kidney disease. Although the condition is primarily genetic, environmental exposures such as air pollution may influence disease progression.METHODSWe investigated whether long-term exposure to fine particulate matter (PM2.5) is associated with kidney function decline among individuals with PKD and whether this association differs by age, sex, initial kidney function, and tolvaptan use. Using the Korea National Health Information Database, we identified 18,898 adults with PKD who underwent at least two health screenings between 2016 and 2023. Annual mean PM2.5 exposure was estimated with a high-resolution (1 km2) machine learning-based model. Linear mixed-effects models were applied to assess the association between PM2.5 exposure and changes in estimated glomerular filtration rate (eGFR), adjusting for demographic, socioeconomic, and lifestyle covariates.RESULTSEach 1 µg/m3 higher lag 0-1 year PM2.5 was associated with a -0.09 mL/min/1.73 m2 change in eGFR (95% CI, -0.16 to -0.01). More evident associations were observed among younger adults (-0.26; 95% CI, -0.42 to -0.09), individuals with preserved baseline kidney function (-0.14; 95% CI, -0.21 to -0.07), male (-0.10; 95% CI, -0.21 to 0), and individuals who were not prescribed tolvaptan (-0.12; 95% CI, -0.20 to -0.04).CONCLUSIONSChronic exposure to PM2.5 appears to be an environmental modifier of kidney function decline in PKD, particularly among younger individuals and those with preserved kidney function. Environmental risk reduction strategies, together with pharmacologic therapy, may help delay the onset of end-stage kidney disease in this vulnerable population.","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"97 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147680365","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Twelve Years to a Diagnosis: The Unfinished Agenda of Equity in Kidney Disease.","authors":"Manuel Arellano Armisen","doi":"10.2215/cjn.0000001070","DOIUrl":"https://doi.org/10.2215/cjn.0000001070","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"28 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147663776","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Hiddo J L Heerspink,Brad H Rovin,Bruce Hendry,Vladimir Tesar
{"title":"Authors' Reply: Convergent Proteinuria Reduction across Distinct Therapeutic Pathways in IgA Nephropathy.","authors":"Hiddo J L Heerspink,Brad H Rovin,Bruce Hendry,Vladimir Tesar","doi":"10.2215/cjn.0000001046","DOIUrl":"https://doi.org/10.2215/cjn.0000001046","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"34 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147663778","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ryan J Chan,Daniela Arustei,Celine D'Gama,Rose Faratro,Eduardo Magtoto,Kalaivani Renganathan,Christopher T Chan
{"title":"Optimizing Home Hemodialysis Vascular Access Infection Outcomes Through Continuous Quality Improvement.","authors":"Ryan J Chan,Daniela Arustei,Celine D'Gama,Rose Faratro,Eduardo Magtoto,Kalaivani Renganathan,Christopher T Chan","doi":"10.2215/cjn.0000001056","DOIUrl":"https://doi.org/10.2215/cjn.0000001056","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"8 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147648970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Expanding Evidence for Glucagon-Like Peptide-1 Receptor Agonists in Those with Diabetes and Kidney Disease.","authors":"Michael W Holliday,Sankar D Navaneethan","doi":"10.2215/cjn.0000001072","DOIUrl":"https://doi.org/10.2215/cjn.0000001072","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"21 6 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147641767","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Hierarchical Composite End Points: The Future of Randomized Trials of Kidney Disease?","authors":"Natalie Staplin,Parminder K Judge","doi":"10.2215/cjn.0000001057","DOIUrl":"https://doi.org/10.2215/cjn.0000001057","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"32 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147641760","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Daniel W McNeil,Heather Howell,Eshika Kalam,Kevin Payne,Blanca Contreras,Carlyn Clark,Veronica Dyer,Daniel Cukor,Martin Cheatle
{"title":"Rediscovering Motivational Interviewing Spirit: Working with Patients Receiving Hemodialysis in the HOPE Consortium Trial.","authors":"Daniel W McNeil,Heather Howell,Eshika Kalam,Kevin Payne,Blanca Contreras,Carlyn Clark,Veronica Dyer,Daniel Cukor,Martin Cheatle","doi":"10.2215/cjn.0000001084","DOIUrl":"https://doi.org/10.2215/cjn.0000001084","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"87 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147635698","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Authors' Reply: Addressing Disparity Efficacy of Finerenone-Empagliflozin Combination in Asian Patients with Diabetic Kidney Disease.","authors":"Rajiv Agarwal","doi":"10.2215/cjn.0000001021","DOIUrl":"https://doi.org/10.2215/cjn.0000001021","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"4 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147630246","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Jun Yu Chen,Mark Thomas,Ben Holloway,Jonathan N Townend
{"title":"Assessing Cardiac Fitness for Kidney Transplantation - Uses and Pitfalls of Multimodality Imaging.","authors":"Jun Yu Chen,Mark Thomas,Ben Holloway,Jonathan N Townend","doi":"10.2215/cjn.0000001081","DOIUrl":"https://doi.org/10.2215/cjn.0000001081","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"84 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147625822","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"High-Volume Hemodiafiltration: Expanding the Value of KRT by Lowering Hospitalization Burden.","authors":"Bernard Canaud","doi":"10.2215/cjn.0000001066","DOIUrl":"https://doi.org/10.2215/cjn.0000001066","url":null,"abstract":"","PeriodicalId":50681,"journal":{"name":"Clinical Journal of the American Society of Nephrology","volume":"41 1","pages":""},"PeriodicalIF":9.8,"publicationDate":"2026-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147599253","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}