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Efficacy of Mineralocorticoid Receptor Antagonists on Kidney and Cardiovascular Outcomes in Patients With Chronic Kidney Disease: An Umbrella Review
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-02-01 DOI: 10.1016/j.xkme.2024.100943
Porntep Amornritvanich , Thunyarat Anothaisintawee , John Attia , Gareth J. McKay , Ammarin Thakkinstian
<div><h3>Rationale & Objective</h3><div>To comprehensively summarize the efficacy of mineralocorticoid receptor antagonists (MRAs) to improve kidney and cardiovascular (CV) outcomes in patients with chronic kidney disease (CKD).</div></div><div><h3>Study Design</h3><div>Relevant studies were identified from Medline and Scopus databases from their inception up to August 2023.</div></div><div><h3>Setting & Study Populations</h3><div>Patients with nondialysis or dialysis CKD.</div></div><div><h3>Selection Criteria for Studies</h3><div>Systematic reviews and meta-analyses (SR-MAs) of randomized controlled trials (RCTs) that investigated the efficacy of MRAs on kidney and CV outcomes in patients with nondialysis or dialysis CKD were included in this study.</div></div><div><h3>Data Extraction</h3><div>Characteristics of studies and participants, and treatment effects were extracted.</div></div><div><h3>Analytic Approach</h3><div>Efficacy of MRAs was qualitatively summarized according to types of patients and MRAs.</div></div><div><h3>Results</h3><div>Forty SR-MAs were included. When compared with placebo/usual care, steroidal MRAs (sMRAs) provided significant benefit in decreasing all-cause (pooled RRs of 0.38 [0.22-0.65] to 0.87 [0.77-0.98]) and CV mortality (pooled RRs of 0.34 [0.15-0.75] to 0.46 [0.28-0.76]) only in patients treated with dialysis, when compared with placebo. Nonsteroidal MRAs (nsMRAs) significantly lowered composite CV events in both nondialysis CKD (pooled RRs of 0.86 [0.79-0.94] to 0.92 [0.85-0.99]) and patients with diabetic kidney disease (DKD) (pooled RRs of 0.86 [0.78-0.95] to 0.88 [0.81-0.96]). In addition, nsMRAs showed significant benefit in reducing composite kidney outcomes in patients with either nondialysis CKD or DKD when compared with placebo. However, this efficacy was lower than sodium-glucose cotransporter-2 inhibitors (SGLT2i) in patients with DKD. Moreover, both sMRAs and nsMRAs significantly increased the risk of hyperkalemia in patients with nondialysis CKD and DKD.</div></div><div><h3>Limitations</h3><div>The comparison between nsMRAs and SGLT2i is based on network meta-analyses. Consequently, additional head-to-head RCTs are necessary to confirm the advantages of SGLT2i over nsMRAs.</div></div><div><h3>Conclusions</h3><div>sMRAs offer benefits in reducing all-cause and cardiovascular mortality and composite CV events in patients treated with dialysis. nsMRAs improve kidney outcomes in patients with nondialysis CKD and DKD but increase hyperkalemia risk.</div></div><div><h3>Plain Language Summary</h3><div>Chronic kidney disease (CKD) can increase the risk of severe kidney problems and heart disease. A key factor in kidney decline and heart disease risk is the overactivation of mineralocorticoid receptors (MR). Medications called MR antagonists (MRAs) may lower heart disease risk. We performed a thorough review of all existing studies on both steroidal MRAs (sMRAs) and nonsteroidal MR antagonists (nsMRA
{"title":"Efficacy of Mineralocorticoid Receptor Antagonists on Kidney and Cardiovascular Outcomes in Patients With Chronic Kidney Disease: An Umbrella Review","authors":"Porntep Amornritvanich ,&nbsp;Thunyarat Anothaisintawee ,&nbsp;John Attia ,&nbsp;Gareth J. McKay ,&nbsp;Ammarin Thakkinstian","doi":"10.1016/j.xkme.2024.100943","DOIUrl":"10.1016/j.xkme.2024.100943","url":null,"abstract":"&lt;div&gt;&lt;h3&gt;Rationale &amp; Objective&lt;/h3&gt;&lt;div&gt;To comprehensively summarize the efficacy of mineralocorticoid receptor antagonists (MRAs) to improve kidney and cardiovascular (CV) outcomes in patients with chronic kidney disease (CKD).&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Study Design&lt;/h3&gt;&lt;div&gt;Relevant studies were identified from Medline and Scopus databases from their inception up to August 2023.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Setting &amp; Study Populations&lt;/h3&gt;&lt;div&gt;Patients with nondialysis or dialysis CKD.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Selection Criteria for Studies&lt;/h3&gt;&lt;div&gt;Systematic reviews and meta-analyses (SR-MAs) of randomized controlled trials (RCTs) that investigated the efficacy of MRAs on kidney and CV outcomes in patients with nondialysis or dialysis CKD were included in this study.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Data Extraction&lt;/h3&gt;&lt;div&gt;Characteristics of studies and participants, and treatment effects were extracted.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Analytic Approach&lt;/h3&gt;&lt;div&gt;Efficacy of MRAs was qualitatively summarized according to types of patients and MRAs.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Results&lt;/h3&gt;&lt;div&gt;Forty SR-MAs were included. When compared with placebo/usual care, steroidal MRAs (sMRAs) provided significant benefit in decreasing all-cause (pooled RRs of 0.38 [0.22-0.65] to 0.87 [0.77-0.98]) and CV mortality (pooled RRs of 0.34 [0.15-0.75] to 0.46 [0.28-0.76]) only in patients treated with dialysis, when compared with placebo. Nonsteroidal MRAs (nsMRAs) significantly lowered composite CV events in both nondialysis CKD (pooled RRs of 0.86 [0.79-0.94] to 0.92 [0.85-0.99]) and patients with diabetic kidney disease (DKD) (pooled RRs of 0.86 [0.78-0.95] to 0.88 [0.81-0.96]). In addition, nsMRAs showed significant benefit in reducing composite kidney outcomes in patients with either nondialysis CKD or DKD when compared with placebo. However, this efficacy was lower than sodium-glucose cotransporter-2 inhibitors (SGLT2i) in patients with DKD. Moreover, both sMRAs and nsMRAs significantly increased the risk of hyperkalemia in patients with nondialysis CKD and DKD.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Limitations&lt;/h3&gt;&lt;div&gt;The comparison between nsMRAs and SGLT2i is based on network meta-analyses. Consequently, additional head-to-head RCTs are necessary to confirm the advantages of SGLT2i over nsMRAs.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Conclusions&lt;/h3&gt;&lt;div&gt;sMRAs offer benefits in reducing all-cause and cardiovascular mortality and composite CV events in patients treated with dialysis. nsMRAs improve kidney outcomes in patients with nondialysis CKD and DKD but increase hyperkalemia risk.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Plain Language Summary&lt;/h3&gt;&lt;div&gt;Chronic kidney disease (CKD) can increase the risk of severe kidney problems and heart disease. A key factor in kidney decline and heart disease risk is the overactivation of mineralocorticoid receptors (MR). Medications called MR antagonists (MRAs) may lower heart disease risk. We performed a thorough review of all existing studies on both steroidal MRAs (sMRAs) and nonsteroidal MR antagonists (nsMRA","PeriodicalId":17885,"journal":{"name":"Kidney Medicine","volume":"7 2","pages":"Article 100943"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143179058","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
Home Dialysis for Undocumented Individuals: A Five-Year Single Center Experience 无证个人家庭透析:五年单一中心经验。
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-02-01 DOI: 10.1016/j.xkme.2024.100929
Laurene M. Asare MD , Dia R. Waguespack MD , Jose J. Perez MD , Jade M. Teakell MD, PhD
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引用次数: 0
Incident Heart Failure in Atherosclerotic Renal Artery Stenosis: A Post Hoc Analysis of the CORAL Trial
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-02-01 DOI: 10.1016/j.xkme.2024.100948
Rajesh Gupta , Michelle M. Estrella , Rebecca Scherzer , Pamela S. Brewster , Lance D. Dworkin , Hanh T. Nguyen , Yanmei Xie , Joachim H. Ix , Michael G. Shlipak , Timothy P. Murphy , Donald E. Cutlip , Eldrin F. Lewis , Christopher J. Cooper

Rationale & Objective

Although renal artery stenosis (RAS) and heart failure (HF) have been linked, the incidence and predictors of HF among patients with RAS are not well described.

Study Design

Post hoc analysis of the Cardiovascular Outcomes in Renal Atherosclerotic Lesions (CORAL) multicenter, open-label, randomized controlled trial (RCT).

Settings and Participants

Patients with atherosclerotic RAS and elevated blood pressure, chronic kidney disease, or both, and without a history of HF at enrollment.

Intervention

Medical therapy alone versus medical therapy plus renal artery stenting.

Outcomes

Incident HF events.

Results

This analysis included 808 participants enrolled in the CORAL trial without evidence of baseline HF. During a median follow-up of 4.8 years, 54 participants (6.7%) developed incident HF. HF incidence rates did not differ by randomized intervention (HR, 0.84; 95% confidence interval [CI], 0.49-1.43 for stent arm with medical arm as reference). Baseline diabetes (subdistribution hazard ratio (sHR), 2.07; 95% CI, 1.20-3.58), albuminuria (sHR, 1.12 per doubling of urinary albumin-creatinine ratio, 95% CI, 1.02-1.24), lower eGFR (sHR, 0.78 per 10 mL/min/1.73 m2 estimated glomerular filtration rate calculated with cystatin C and creatinine, 95% CI, 0.69-0.88), and peripheral vascular disease (PVD) (sHR, 2.18, 95% CI, 1.21-3.91) were independent predictors of incident HF. Participants who experienced incident HF had greater kidney function decline before HF events.

Limitations

This is a post hoc analysis of a RCT. The number of HF events is small.

Conclusions

In patients with RAS, rates of incident HF did not differ between participants randomized to optimal medical therapy alone versus optimal medical therapy plus renal artery stenting. The presence of diabetes, PVD, and worse kidney health at baseline were associated with future HF events.

Plain-Language Summary

Renal artery stenosis has been linked with heart failure. The CORAL randomized controlled trial has the largest study population of participants with renal artery stenosis. In this analysis, we assessed the incidence and predictors of heart failure in CORAL. We found similar rates of incident heart failure among participants randomized to medical therapy alone vs. medical therapy plus renal artery stent. We identified independent predictors of incident heart failure among people with renal artery stenosis include PAD, diabetes, albuminuria, and lower baseline eGFR. In addition, eGFR declined prior to heart failure events.
{"title":"Incident Heart Failure in Atherosclerotic Renal Artery Stenosis: A Post Hoc Analysis of the CORAL Trial","authors":"Rajesh Gupta ,&nbsp;Michelle M. Estrella ,&nbsp;Rebecca Scherzer ,&nbsp;Pamela S. Brewster ,&nbsp;Lance D. Dworkin ,&nbsp;Hanh T. Nguyen ,&nbsp;Yanmei Xie ,&nbsp;Joachim H. Ix ,&nbsp;Michael G. Shlipak ,&nbsp;Timothy P. Murphy ,&nbsp;Donald E. Cutlip ,&nbsp;Eldrin F. Lewis ,&nbsp;Christopher J. Cooper","doi":"10.1016/j.xkme.2024.100948","DOIUrl":"10.1016/j.xkme.2024.100948","url":null,"abstract":"<div><h3>Rationale &amp; Objective</h3><div>Although renal artery stenosis (RAS) and heart failure (HF) have been linked, the incidence and predictors of HF among patients with RAS are not well described.</div></div><div><h3>Study Design</h3><div>Post hoc analysis of the Cardiovascular Outcomes in Renal Atherosclerotic Lesions (CORAL) multicenter, open-label, randomized controlled trial (RCT).</div></div><div><h3>Settings and Participants</h3><div>Patients with atherosclerotic RAS and elevated blood pressure, chronic kidney disease, or both, and without a history of HF at enrollment.</div></div><div><h3>Intervention</h3><div>Medical therapy alone versus medical therapy plus renal artery stenting.</div></div><div><h3>Outcomes</h3><div>Incident HF events.</div></div><div><h3>Results</h3><div>This analysis included 808 participants enrolled in the CORAL trial without evidence of baseline HF. During a median follow-up of 4.8 years, 54 participants (6.7%) developed incident HF. HF incidence rates did not differ by randomized intervention (HR, 0.84; 95% confidence interval [CI], 0.49-1.43 for stent arm with medical arm as reference). Baseline diabetes (subdistribution hazard ratio (sHR), 2.07; 95% CI, 1.20-3.58), albuminuria (sHR, 1.12 per doubling of urinary albumin-creatinine ratio, 95% CI, 1.02-1.24), lower eGFR (sHR, 0.78 per 10<!--> <!-->mL/min/1.73<!--> <!-->m<sup>2</sup> estimated glomerular filtration rate calculated with cystatin C and creatinine, 95% CI, 0.69-0.88), and peripheral vascular disease (PVD) (sHR, 2.18, 95% CI, 1.21-3.91) were independent predictors of incident HF. Participants who experienced incident HF had greater kidney function decline before HF events.</div></div><div><h3>Limitations</h3><div>This is a post hoc analysis of a RCT. The number of HF events is small.</div></div><div><h3>Conclusions</h3><div>In patients with RAS, rates of incident HF did not differ between participants randomized to optimal medical therapy alone versus optimal medical therapy plus renal artery stenting. The presence of diabetes, PVD, and worse kidney health at baseline were associated with future HF events.</div></div><div><h3>Plain-Language Summary</h3><div>Renal artery stenosis has been linked with heart failure. The CORAL randomized controlled trial has the largest study population of participants with renal artery stenosis. In this analysis, we assessed the incidence and predictors of heart failure in CORAL. We found similar rates of incident heart failure among participants randomized to medical therapy alone vs. medical therapy plus renal artery stent. We identified independent predictors of incident heart failure among people with renal artery stenosis include PAD, diabetes, albuminuria, and lower baseline eGFR. In addition, eGFR declined prior to heart failure events.</div></div>","PeriodicalId":17885,"journal":{"name":"Kidney Medicine","volume":"7 2","pages":"Article 100948"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11787008/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143080466","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
Spot Versus 24-Hour Urine Osmolality Measurement in Autosomal Dominant Polycystic Kidney Disease: A Diagnostic Test Study
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-01-15 DOI: 10.1016/j.xkme.2025.100965
Ayub Akbari , Sriram Sriperumbuduri , Shreepryia Mangalgi , Vijay Joshi , Manish Sood , Amos Buh , Mohan Biyani , Christopher McCudden , Gregory L. Hundemer , Pierre Antoine Brown
<div><h3>Rationale & Objective</h3><div>Arginine vasopressin (AVP) is an established driver of cyst growth in autosomal dominant polycystic kidney disease (ADPKD). Urine osmolality (osm) measures are surrogate markers of AVP activity. Both 24-hour and spot urine samples are used as indicators of AVP suppression. The agreement between these 2 measurements remains unclear.</div></div><div><h3>Study Design</h3><div>A retrospective cohort study.</div></div><div><h3>Setting & Study Population</h3><div>Three hundred and forty-nine patients with ADPKD with 839 urine samples from a tertiary care center.</div></div><div><h3>Selection Criteria for Study</h3><div>Patients with ADPKD with records of spot and 24-hour urine measurements.</div></div><div><h3>Data Extraction</h3><div>Consecutive patients’ data from January 2018 to March 2023 were extracted from the quality assurance database of The Ottawa Hospital Cystic Kidney Disease Clinic.</div></div><div><h3>Analytical Approach</h3><div>Discordance assessed at target urine osmolality of 250 and 270<!--> <!-->mmol/kg. Agreement assessed by Bland-Altman plots. The percentage of patients with difference in osmolality between the 2 measures for cutoff points of<!--> <!-->><!--> <!-->50,<!--> <!-->><!--> <!-->100,<!--> <!-->>150, and<!--> <!-->><!--> <!-->200<!--> <!-->mmol/kg was calculated.</div></div><div><h3>Results</h3><div>The mean 24-hour urine osm was 364<!--> <!-->mmol/kg, and the mean spot urine osm was 424 mosm/kg. Mean age of 46 years, 52% females, and 47 (13.5%) were on tolvaptan. Overall, in comparing spot urine osm to 24-hour urine osm, the discordance at 250 and 270<!--> <!-->mmol/kg was 24% with poor agreement on Bland-Altman plots. The differences between the 2 measures at varying cutoff points were 53.9% at 50<!--> <!-->mmol/kg, 35.8% at 100<!--> <!-->mmol/kg, 24.1% at 150<!--> <!-->mmol/kg, and 16.1% at 200<!--> <!-->mmol/kg. Results were similar when only a single measurement from each patient was used for analysis.</div></div><div><h3>Limitations</h3><div>Total of 29% of patients did not have concurrent spot urine osmolality and 24-hour urine osmolality. The study was conducted at a single center. Limited number of patients were on tolvaptan.</div></div><div><h3>Conclusions</h3><div>In adults with ADPKD, important differences exist between the 24-hour urine osmolality and spot urine osmolality that preclude interchangeable use. The method employed may impact clinical decision-making. More research is needed to determine, which urine osm should be used when assessing AVP suppression.</div></div><div><h3>Plain Language Summary</h3><div>Urine osmolality measures are used clinically to dose tolvaptan in patients with adult polycystic kidney disease. We compared urine osmolality from 24-hour and spot urine samples. We found out that important differences exist between 24-hour and spot urine samples’ osmolality. The method employed to determine urine osmolality may impact clin
{"title":"Spot Versus 24-Hour Urine Osmolality Measurement in Autosomal Dominant Polycystic Kidney Disease: A Diagnostic Test Study","authors":"Ayub Akbari ,&nbsp;Sriram Sriperumbuduri ,&nbsp;Shreepryia Mangalgi ,&nbsp;Vijay Joshi ,&nbsp;Manish Sood ,&nbsp;Amos Buh ,&nbsp;Mohan Biyani ,&nbsp;Christopher McCudden ,&nbsp;Gregory L. Hundemer ,&nbsp;Pierre Antoine Brown","doi":"10.1016/j.xkme.2025.100965","DOIUrl":"10.1016/j.xkme.2025.100965","url":null,"abstract":"&lt;div&gt;&lt;h3&gt;Rationale &amp; Objective&lt;/h3&gt;&lt;div&gt;Arginine vasopressin (AVP) is an established driver of cyst growth in autosomal dominant polycystic kidney disease (ADPKD). Urine osmolality (osm) measures are surrogate markers of AVP activity. Both 24-hour and spot urine samples are used as indicators of AVP suppression. The agreement between these 2 measurements remains unclear.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Study Design&lt;/h3&gt;&lt;div&gt;A retrospective cohort study.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Setting &amp; Study Population&lt;/h3&gt;&lt;div&gt;Three hundred and forty-nine patients with ADPKD with 839 urine samples from a tertiary care center.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Selection Criteria for Study&lt;/h3&gt;&lt;div&gt;Patients with ADPKD with records of spot and 24-hour urine measurements.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Data Extraction&lt;/h3&gt;&lt;div&gt;Consecutive patients’ data from January 2018 to March 2023 were extracted from the quality assurance database of The Ottawa Hospital Cystic Kidney Disease Clinic.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Analytical Approach&lt;/h3&gt;&lt;div&gt;Discordance assessed at target urine osmolality of 250 and 270&lt;!--&gt; &lt;!--&gt;mmol/kg. Agreement assessed by Bland-Altman plots. The percentage of patients with difference in osmolality between the 2 measures for cutoff points of&lt;!--&gt; &lt;!--&gt;&gt;&lt;!--&gt; &lt;!--&gt;50,&lt;!--&gt; &lt;!--&gt;&gt;&lt;!--&gt; &lt;!--&gt;100,&lt;!--&gt; &lt;!--&gt;&gt;150, and&lt;!--&gt; &lt;!--&gt;&gt;&lt;!--&gt; &lt;!--&gt;200&lt;!--&gt; &lt;!--&gt;mmol/kg was calculated.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Results&lt;/h3&gt;&lt;div&gt;The mean 24-hour urine osm was 364&lt;!--&gt; &lt;!--&gt;mmol/kg, and the mean spot urine osm was 424 mosm/kg. Mean age of 46 years, 52% females, and 47 (13.5%) were on tolvaptan. Overall, in comparing spot urine osm to 24-hour urine osm, the discordance at 250 and 270&lt;!--&gt; &lt;!--&gt;mmol/kg was 24% with poor agreement on Bland-Altman plots. The differences between the 2 measures at varying cutoff points were 53.9% at 50&lt;!--&gt; &lt;!--&gt;mmol/kg, 35.8% at 100&lt;!--&gt; &lt;!--&gt;mmol/kg, 24.1% at 150&lt;!--&gt; &lt;!--&gt;mmol/kg, and 16.1% at 200&lt;!--&gt; &lt;!--&gt;mmol/kg. Results were similar when only a single measurement from each patient was used for analysis.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Limitations&lt;/h3&gt;&lt;div&gt;Total of 29% of patients did not have concurrent spot urine osmolality and 24-hour urine osmolality. The study was conducted at a single center. Limited number of patients were on tolvaptan.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Conclusions&lt;/h3&gt;&lt;div&gt;In adults with ADPKD, important differences exist between the 24-hour urine osmolality and spot urine osmolality that preclude interchangeable use. The method employed may impact clinical decision-making. More research is needed to determine, which urine osm should be used when assessing AVP suppression.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Plain Language Summary&lt;/h3&gt;&lt;div&gt;Urine osmolality measures are used clinically to dose tolvaptan in patients with adult polycystic kidney disease. We compared urine osmolality from 24-hour and spot urine samples. We found out that important differences exist between 24-hour and spot urine samples’ osmolality. The method employed to determine urine osmolality may impact clin","PeriodicalId":17885,"journal":{"name":"Kidney Medicine","volume":"7 3","pages":"Article 100965"},"PeriodicalIF":3.2,"publicationDate":"2025-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143131171","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
Frailty Assessment Tools in Chronic Kidney Disease: A Systematic Review and Meta-analysis
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-01-04 DOI: 10.1016/j.xkme.2024.100960
Alisha Puri , Anita M. Lloyd , Aminu K. Bello , Marcello Tonelli , Sandra M. Campbell , Karthik Tennankore , Sara N. Davison , Stephanie Thompson
<div><h3>Rationale & Objective</h3><div>Frailty represents a loss of physiologic reserve across multiple biological systems, confers a higher risk of adverse health outcomes, and is highly prevalent among people with chronic kidney disease (CKD). We evaluated the measurement properties of frailty tools used in CKD and summarized the association of frailty with death and hospitalization.</div></div><div><h3>Study Design</h3><div>Systematic review and meta-analysis.</div></div><div><h3>Setting & Study Populations</h3><div>Studies assessing multidimensional frailty tools in adults at any stage of CKD and evaluating a measurement property of interest as per the Consensus-based Standards for the Selection of Health Measurement Instruments taxonomy.</div></div><div><h3>Selection Criteria for Studies</h3><div>Observational studies and randomized trials.</div></div><div><h3>Data Extraction</h3><div>Risk and precision measurements; measurement properties.</div></div><div><h3>Analytical Approach</h3><div>The Comprehensive Geriatric Assessment was the clinical standard for frailty identification. We pooled data using random effects models or summarized with narrative synthesis when data were too heterogenous to pool.</div></div><div><h3>Results</h3><div>We included 105 studies with data for at least one of the following: discriminative (n<!--> <!-->=<!--> <!-->84; 80%), convergent (n<!--> <!-->=<!--> <!-->20; 19%), and criterion validity (n<!--> <!-->=<!--> <!-->2; 2%); responsiveness (n<!--> <!-->=<!--> <!-->9; 9%) and reliability (n<!--> <!-->=<!--> <!-->1; 0.1%). For the Fried Frailty Phenotype (FFP), the pooled adjusted HR (aHR) for mortality was 2.01 (95% confidence intervals [CI], 1.35-2.98; <em>P</em> <!-->=<!--> <!-->0.001; <em>I</em><sup>2</sup> <!-->=<!--> <!-->58%) and 1.89 (95% CI, 1.25-2.85; <em>P</em> <!-->=<!--> <!-->0.002; <em>I</em><sup>2</sup> <!-->=<!--> <!-->0%) for hospitalization in kidney failure (KF) populations. The pooled aHR for the Clinical Frailty Scale for mortality in pre-frail versus non-frail was 1.75 (95% CI, 1.17-2.60; <em>I</em><sup>2</sup> <!-->=<!--> <!-->26%) and 2.20 (95% CI, 1.00-4.80; <em>I</em><sup>2</sup> <!-->=<!--> <!-->66%) in frail versus non-frail. The Fatigue, Resistance, Ambulation, Illness, and Loss of weight scale showed consistent discriminative validity for higher mortality in non-dialysis CKD. The modified FFP (self-reported) showed acceptable discriminative validity and agreement with the FFP in patients with KF. In CKD and KF populations, agreement between clinicians’ subjective impression of frailty and frailty tools was low.</div></div><div><h3>Limitations</h3><div>Few studies compared the accuracy of frailty tools to the Comprehensive Geriatric Assessment. Only 1 study reported reliability. Studies were of overall low-moderate quality.</div></div><div><h3>Conclusions</h3><div>The FFP and Clinical Frailty Scale showed acceptable discriminant validity for clinical outcomes, and the modified
{"title":"Frailty Assessment Tools in Chronic Kidney Disease: A Systematic Review and Meta-analysis","authors":"Alisha Puri ,&nbsp;Anita M. Lloyd ,&nbsp;Aminu K. Bello ,&nbsp;Marcello Tonelli ,&nbsp;Sandra M. Campbell ,&nbsp;Karthik Tennankore ,&nbsp;Sara N. Davison ,&nbsp;Stephanie Thompson","doi":"10.1016/j.xkme.2024.100960","DOIUrl":"10.1016/j.xkme.2024.100960","url":null,"abstract":"&lt;div&gt;&lt;h3&gt;Rationale &amp; Objective&lt;/h3&gt;&lt;div&gt;Frailty represents a loss of physiologic reserve across multiple biological systems, confers a higher risk of adverse health outcomes, and is highly prevalent among people with chronic kidney disease (CKD). We evaluated the measurement properties of frailty tools used in CKD and summarized the association of frailty with death and hospitalization.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Study Design&lt;/h3&gt;&lt;div&gt;Systematic review and meta-analysis.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Setting &amp; Study Populations&lt;/h3&gt;&lt;div&gt;Studies assessing multidimensional frailty tools in adults at any stage of CKD and evaluating a measurement property of interest as per the Consensus-based Standards for the Selection of Health Measurement Instruments taxonomy.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Selection Criteria for Studies&lt;/h3&gt;&lt;div&gt;Observational studies and randomized trials.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Data Extraction&lt;/h3&gt;&lt;div&gt;Risk and precision measurements; measurement properties.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Analytical Approach&lt;/h3&gt;&lt;div&gt;The Comprehensive Geriatric Assessment was the clinical standard for frailty identification. We pooled data using random effects models or summarized with narrative synthesis when data were too heterogenous to pool.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Results&lt;/h3&gt;&lt;div&gt;We included 105 studies with data for at least one of the following: discriminative (n&lt;!--&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;84; 80%), convergent (n&lt;!--&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;20; 19%), and criterion validity (n&lt;!--&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;2; 2%); responsiveness (n&lt;!--&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;9; 9%) and reliability (n&lt;!--&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;1; 0.1%). For the Fried Frailty Phenotype (FFP), the pooled adjusted HR (aHR) for mortality was 2.01 (95% confidence intervals [CI], 1.35-2.98; &lt;em&gt;P&lt;/em&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;0.001; &lt;em&gt;I&lt;/em&gt;&lt;sup&gt;2&lt;/sup&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;58%) and 1.89 (95% CI, 1.25-2.85; &lt;em&gt;P&lt;/em&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;0.002; &lt;em&gt;I&lt;/em&gt;&lt;sup&gt;2&lt;/sup&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;0%) for hospitalization in kidney failure (KF) populations. The pooled aHR for the Clinical Frailty Scale for mortality in pre-frail versus non-frail was 1.75 (95% CI, 1.17-2.60; &lt;em&gt;I&lt;/em&gt;&lt;sup&gt;2&lt;/sup&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;26%) and 2.20 (95% CI, 1.00-4.80; &lt;em&gt;I&lt;/em&gt;&lt;sup&gt;2&lt;/sup&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;66%) in frail versus non-frail. The Fatigue, Resistance, Ambulation, Illness, and Loss of weight scale showed consistent discriminative validity for higher mortality in non-dialysis CKD. The modified FFP (self-reported) showed acceptable discriminative validity and agreement with the FFP in patients with KF. In CKD and KF populations, agreement between clinicians’ subjective impression of frailty and frailty tools was low.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Limitations&lt;/h3&gt;&lt;div&gt;Few studies compared the accuracy of frailty tools to the Comprehensive Geriatric Assessment. Only 1 study reported reliability. Studies were of overall low-moderate quality.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Conclusions&lt;/h3&gt;&lt;div&gt;The FFP and Clinical Frailty Scale showed acceptable discriminant validity for clinical outcomes, and the modified ","PeriodicalId":17885,"journal":{"name":"Kidney Medicine","volume":"7 3","pages":"Article 100960"},"PeriodicalIF":3.2,"publicationDate":"2025-01-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143131343","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
Diagnosing Oxalate Nephropathy on Kidney Biopsy Specimens 肾活检标本诊断草酸肾病。
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-01-01 DOI: 10.1016/j.xkme.2024.100930
Kenji Yamada , Mari Ikeda , Yoshinori Koyama , Kurumi Seki , Atsuro Kawaji , Tomohiko Inoue , Tomo Suzuki
{"title":"Diagnosing Oxalate Nephropathy on Kidney Biopsy Specimens","authors":"Kenji Yamada ,&nbsp;Mari Ikeda ,&nbsp;Yoshinori Koyama ,&nbsp;Kurumi Seki ,&nbsp;Atsuro Kawaji ,&nbsp;Tomohiko Inoue ,&nbsp;Tomo Suzuki","doi":"10.1016/j.xkme.2024.100930","DOIUrl":"10.1016/j.xkme.2024.100930","url":null,"abstract":"","PeriodicalId":17885,"journal":{"name":"Kidney Medicine","volume":"7 1","pages":"Article 100930"},"PeriodicalIF":3.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11681822/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142903326","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
HIV and CKD in the Tenofovir Era: A Prospective Parallel-Group Cohort Study From Tanzania 替诺福韦时代的HIV和CKD:来自坦桑尼亚的前瞻性平行组队列研究。
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-01-01 DOI: 10.1016/j.xkme.2024.100937
Nicholas L.S. Roberts , Salama Fadhil , Megan Willkens , Grace Ruselu , Bernard Desderius , Said Kanenda , Ladius Rudovick , Bazil B. Kavishe , Serena P. Koenig , Sri Lekha Tummalapalli , Myung Hee Lee , Robert N. Peck
<div><h3>Rationale & Objective</h3><div>Longitudinal research on chronic kidney disease (CKD) in sub-Saharan Africa is sparse, especially among people living with HIV (PLWH). We evaluated the incidence of CKD among PLWH compared with HIV-uninfected controls in Tanzania.</div></div><div><h3>Study Design</h3><div>Prospective cohort study.</div></div><div><h3>Setting & Participants</h3><div>A total of 495 newly diagnosed PLWH who initiated antiretroviral therapy (ART) and 505 HIV-uninfected adults enrolled from public HIV clinics and followed from 2016-2021. The control group was recruited from HIV treatment partners from the same HIV clinics.</div></div><div><h3>Exposures</h3><div>Untreated HIV (at baseline), ART, sociodemographic information, health behaviors, hypertension, and diabetes.</div></div><div><h3>Outcomes</h3><div>Incident CKD, defined as a follow-up estimated glomerular filtration rate (eGFR) of<!--> <!--><60<!--> <!-->mL/min/1.73<!--> <!-->m<sup>2</sup> with<!--> <!-->≥25% reduction from baseline; annual eGFR change; incident albuminuria; 3-year all-cause mortality.</div></div><div><h3>Analytical Approach</h3><div>Multivariable Poisson and linear regression determined the association between HIV and other factors with a baseline prevalent reduced eGFR and albuminuria, incident CKD and albuminuria, and annual eGFR change. Cox hazard regression assessed the association between baseline CKD and mortality.</div></div><div><h3>Results</h3><div>Median age was 35 years and 67.5% were women. There were 101 incident CKD cases, 71 among PLWH and 30 among HIV-uninfected participants, equivalent to a CKD incidence of 57.9 per 1,000 person-years (95% CI, 44.4-71.4) and 26.2 per 1,000 person-years (95% CI, 16.8-35.5), respectively. PLWH had a more rapid eGFR decline (−6.65 vs<!--> <!-->−2.61<!--> <!-->mL/min/1.73<!--> <!-->m<sup>2</sup> per year). Female sex and older age were positively associated with incident CKD. Albuminuria incidence did not differ by HIV status. PLWH with albuminuria at baseline had higher mortality (HR, 2.13; 95% CI, 1.08-4.21).</div></div><div><h3>Limitations</h3><div>As an observational cohort study, there was no comparison group of HIV-positive participants on a nontenofovir disoproxil fumarate–based ART regimen.</div></div><div><h3>Conclusions</h3><div>PLWH receiving tenofovir disoproxil fumarate–based ART had a very high incidence of CKD and rapid eGFR decline. Conversely, albuminuria stabilized with ART use. Expanding access to less-nephrotoxic ART, such as tenofovir alafenamide, is urgently needed throughout sub-Saharan Africa.</div></div><div><h3>Plain-Language Summary</h3><div>Managing chronic kidney disease (CKD) among people living with HIV (PLWH) in sub-Saharan Africa is complex owing to resource constraints and sparse longitudinal data. Using a prospective cohort of 495 newly diagnosed PLWH who initiated tenofovir disoproxil fumarate–based antiretroviral therapy (ART) and 505 HIV-uninfected controls i
理由与目的:对撒哈拉以南非洲地区慢性肾脏疾病(CKD)的纵向研究很少,特别是在艾滋病毒感染者(PLWH)中。我们评估了坦桑尼亚PLWH中CKD的发病率,并与未感染hiv的对照组进行了比较。研究设计:前瞻性队列研究。环境和参与者:共有495名开始抗逆转录病毒治疗(ART)的新诊断的PLWH和505名未感染艾滋病毒的成年人从公共艾滋病毒诊所招募,并于2016-2021年进行随访。对照组是从同一家艾滋病诊所的艾滋病治疗伙伴中招募的。暴露:未经治疗的艾滋病毒(基线)、抗逆转录病毒治疗、社会人口统计信息、健康行为、高血压和糖尿病。结果:CKD事件,定义为随访估计肾小球滤过率(eGFR)为2,较基线降低≥25%;eGFR年变化;事件蛋白尿;3年全因死亡率。分析方法:多变量泊松和线性回归确定了HIV和其他因素与基线普遍降低的eGFR和蛋白尿、CKD和蛋白尿发生率以及年度eGFR变化之间的关系。Cox风险回归评估基线CKD与死亡率之间的关系。结果:中位年龄为35岁,女性占67.5%。有101例CKD事件,71例在PLWH中,30例在hiv未感染的参与者中,相当于CKD发病率分别为57.9 / 1000人年(95% CI, 44.4-71.4)和26.2 / 1000人年(95% CI, 16.8-35.5)。PLWH的eGFR下降速度更快(-6.65 vs -2.61 mL/min/1.73 m2 /年)。女性性别和年龄与CKD的发生呈正相关。蛋白尿的发病率没有因HIV感染状况而异。基线时伴有蛋白尿的PLWH死亡率较高(HR, 2.13;95% ci, 1.08-4.21)。局限性:作为一项观察性队列研究,在基于富马酸非替诺福韦二吡酯的抗逆转录病毒治疗方案中,没有hiv阳性参与者的对照组。结论:PLWH接受富马酸替诺福韦二吡酯ART治疗的患者CKD发病率非常高,eGFR下降迅速。相反,使用抗逆转录病毒治疗后,蛋白尿趋于稳定。撒哈拉以南非洲地区迫切需要扩大获得肾毒性较小的抗逆转录病毒治疗,如替诺福韦阿拉那胺。
{"title":"HIV and CKD in the Tenofovir Era: A Prospective Parallel-Group Cohort Study From Tanzania","authors":"Nicholas L.S. Roberts ,&nbsp;Salama Fadhil ,&nbsp;Megan Willkens ,&nbsp;Grace Ruselu ,&nbsp;Bernard Desderius ,&nbsp;Said Kanenda ,&nbsp;Ladius Rudovick ,&nbsp;Bazil B. Kavishe ,&nbsp;Serena P. Koenig ,&nbsp;Sri Lekha Tummalapalli ,&nbsp;Myung Hee Lee ,&nbsp;Robert N. Peck","doi":"10.1016/j.xkme.2024.100937","DOIUrl":"10.1016/j.xkme.2024.100937","url":null,"abstract":"&lt;div&gt;&lt;h3&gt;Rationale &amp; Objective&lt;/h3&gt;&lt;div&gt;Longitudinal research on chronic kidney disease (CKD) in sub-Saharan Africa is sparse, especially among people living with HIV (PLWH). We evaluated the incidence of CKD among PLWH compared with HIV-uninfected controls in Tanzania.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Study Design&lt;/h3&gt;&lt;div&gt;Prospective cohort study.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Setting &amp; Participants&lt;/h3&gt;&lt;div&gt;A total of 495 newly diagnosed PLWH who initiated antiretroviral therapy (ART) and 505 HIV-uninfected adults enrolled from public HIV clinics and followed from 2016-2021. The control group was recruited from HIV treatment partners from the same HIV clinics.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Exposures&lt;/h3&gt;&lt;div&gt;Untreated HIV (at baseline), ART, sociodemographic information, health behaviors, hypertension, and diabetes.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Outcomes&lt;/h3&gt;&lt;div&gt;Incident CKD, defined as a follow-up estimated glomerular filtration rate (eGFR) of&lt;!--&gt; &lt;!--&gt;&lt;60&lt;!--&gt; &lt;!--&gt;mL/min/1.73&lt;!--&gt; &lt;!--&gt;m&lt;sup&gt;2&lt;/sup&gt; with&lt;!--&gt; &lt;!--&gt;≥25% reduction from baseline; annual eGFR change; incident albuminuria; 3-year all-cause mortality.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Analytical Approach&lt;/h3&gt;&lt;div&gt;Multivariable Poisson and linear regression determined the association between HIV and other factors with a baseline prevalent reduced eGFR and albuminuria, incident CKD and albuminuria, and annual eGFR change. Cox hazard regression assessed the association between baseline CKD and mortality.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Results&lt;/h3&gt;&lt;div&gt;Median age was 35 years and 67.5% were women. There were 101 incident CKD cases, 71 among PLWH and 30 among HIV-uninfected participants, equivalent to a CKD incidence of 57.9 per 1,000 person-years (95% CI, 44.4-71.4) and 26.2 per 1,000 person-years (95% CI, 16.8-35.5), respectively. PLWH had a more rapid eGFR decline (−6.65 vs&lt;!--&gt; &lt;!--&gt;−2.61&lt;!--&gt; &lt;!--&gt;mL/min/1.73&lt;!--&gt; &lt;!--&gt;m&lt;sup&gt;2&lt;/sup&gt; per year). Female sex and older age were positively associated with incident CKD. Albuminuria incidence did not differ by HIV status. PLWH with albuminuria at baseline had higher mortality (HR, 2.13; 95% CI, 1.08-4.21).&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Limitations&lt;/h3&gt;&lt;div&gt;As an observational cohort study, there was no comparison group of HIV-positive participants on a nontenofovir disoproxil fumarate–based ART regimen.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Conclusions&lt;/h3&gt;&lt;div&gt;PLWH receiving tenofovir disoproxil fumarate–based ART had a very high incidence of CKD and rapid eGFR decline. Conversely, albuminuria stabilized with ART use. Expanding access to less-nephrotoxic ART, such as tenofovir alafenamide, is urgently needed throughout sub-Saharan Africa.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Plain-Language Summary&lt;/h3&gt;&lt;div&gt;Managing chronic kidney disease (CKD) among people living with HIV (PLWH) in sub-Saharan Africa is complex owing to resource constraints and sparse longitudinal data. Using a prospective cohort of 495 newly diagnosed PLWH who initiated tenofovir disoproxil fumarate–based antiretroviral therapy (ART) and 505 HIV-uninfected controls i","PeriodicalId":17885,"journal":{"name":"Kidney Medicine","volume":"7 1","pages":"Article 100937"},"PeriodicalIF":3.2,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11714399/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142950837","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
Establishing the Future Direction of Clinical Outcomes in C3 Glomerulopathy: Perspectives From a Patient and a Physician 建立C3肾小球病变临床结果的未来方向:来自患者和医生的观点。
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-01-01 DOI: 10.1016/j.xkme.2024.100928
Anuja Java , Lindsey Fuller
Complement 3 glomerulopathy (C3G) is an ultra-rare glomerulonephritis caused by dysregulation of the alternative complement pathway. C3G has an estimated incidence of 1-3 cases per million people in the United States. Diagnosing C3G based solely on clinical and laboratory features is challenging because it mimics several other glomerular diseases; therefore, diagnosis requires a kidney biopsy. In the absence of disease-modifying therapies and optimal patient management strategies, C3G poses a significant physical and emotional burden on patients and caregivers. Common symptoms of glomerulonephritis include fatigue, edema, anxiety, and/or depression, which have profound effects on patients’ daily lives. Approximately half of all patients progress to kidney failure within 10 years of diagnosis. Encouragingly, the treatment landscape in C3G is poised to change, with several targeted complement inhibitors in late-stage development. This perspectives article explores a patient’s journey in C3G and discusses the current and future status of clinical outcomes and patient management from the viewpoints of a practicing nephrologist and a patient.
补体3型肾小球病(C3G)是一种由补体替代通路失调引起的超罕见肾小球肾炎。在美国,C3G的发病率估计为每百万人1-3例。仅根据临床和实验室特征诊断C3G具有挑战性,因为它与其他几种肾小球疾病相似;因此,诊断需要肾活检。在缺乏疾病改善疗法和最佳患者管理策略的情况下,C3G对患者和护理人员造成了重大的身体和情感负担。肾小球肾炎的常见症状包括疲劳、水肿、焦虑和/或抑郁,这些症状对患者的日常生活有深远的影响。大约一半的患者在确诊后10年内发展为肾衰竭。令人鼓舞的是,随着几种靶向补体抑制剂的后期开发,C3G的治疗前景有望改变。这篇观点文章探讨了患者在C3G中的历程,并从执业肾病专家和患者的角度讨论了临床结果和患者管理的当前和未来状态。
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引用次数: 0
Peritoneal Dialysis-Associated Peritonitis Rates in the Outpatient and Hospital Setting Among Incident Dialysis Patients With Medicare, 2009–2018 2009-2018年医疗保险透析患者门诊和医院腹膜透析相关腹膜炎发生率
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-01-01 DOI: 10.1016/j.xkme.2024.100931
Christopher Knapp MD, MPH , Shuling Li PhD , Chuanyu Kou MS , James B. Wetmore MD , Kirsten L. Johansen MD
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引用次数: 0
Tolvaptan and Autosomal Dominant Polycystic Kidney Disease Progression in Individuals Aged 18-35 Years: A Pooled Database Analysis 托伐普坦与18-35岁个体常染色体显性多囊肾病进展:一个汇总数据库分析
IF 3.2 Q1 UROLOGY & NEPHROLOGY Pub Date : 2025-01-01 DOI: 10.1016/j.xkme.2024.100935
Fouad T. Chebib , Neera Dahl , Xiaolei Zhou , Diana Garbinsky , Jinyi Wang , Sasikiran Nunna , Dorothee Oberdhan , Ancilla W. Fernandes
<div><h3>Rational & Objective</h3><div>Data are limited regarding the long-term efficacy of tolvaptan in adults aged 18-35 years with autosomal dominant polycystic kidney disease (ADPKD) at increased risk of rapid progression. We assessed the effects of tolvaptan within a larger population of younger adults and over longer follow-up than individual clinical trials could provide.</div></div><div><h3>Study Design</h3><div>Pooled database study.</div></div><div><h3>Setting & Study Populations</h3><div>A consolidated clinical study database with ADPKD patients aged 18-35 years.</div></div><div><h3>Selection Criteria for Studies</h3><div>Studies that enrolled patients who received either tolvaptan or standard-of-care treatment not including tolvaptan.</div></div><div><h3>Data Extraction</h3><div>Annual rate of change in estimated glomerular filtration rate (eGFR) and time to kidney failure.</div></div><div><h3>Analytical Approach</h3><div>For individuals participating in multiple studies, their data were longitudinally linked to extend the follow-up period. We matched tolvaptan-treated patients with controls based on age, sex, chronic kidney disease stage, eGFR, and, where possible, Mayo Imaging Classification. We compared eGFR decline between groups using mixed-effects modeling.</div></div><div><h3>Results</h3><div>The matched analysis set encompassed 204 tolvaptan-treated individuals and 204 controls. Median follow-up was 4.6 years for the tolvaptan group and 1.7 years for controls. In the mixed-effects model, the eGFR decline rate (in mL/min/1.73<!--> <!-->m<sup>2</sup>/year) was –2.58 for the tolvaptan cohort and -4.28 for controls. This indicates reduction in the eGFR decline rate by 1.69<!--> <!-->mL/min/1.73<!--> <!-->m<sup>2</sup>/year (95% confidence interval: 0.87-2.52; <em>P</em> <!--><<!--> <!-->0.001) with tolvaptan, a 40% improvement. Extrapolating eGFR over 35 years, tolvaptan could delay kidney failure onset by approximately 11 years.</div></div><div><h3>Limitations</h3><div>Median follow-up was shorter in the control cohort than the tolvaptan cohort. The projection of time to kidney failure assumed a linear model of eGFR decline.</div></div><div><h3>Conclusions</h3><div>This analysis offers insights into the anticipated treatment benefits of tolvaptan for young adults with ADPKD. These findings are crucial for weighing treatment benefits against any associated risks.</div></div><div><h3>Plain-Language Summary</h3><div>Tolvaptan is the only approved treatment for delaying kidney function decline in patients with autosomal dominant polycystic kidney disease (ADPKD) at high risk of rapid progression. Clinical trials have included few patients aged 18-35 years, a group potentially benefiting significantly from early tolvaptan initiation. We pooled clinical study data, matching tolvaptan-treated patients with untreated controls by baseline characteristics. The results showed a statistically significant reduction in kidney functi
理由与目的:关于托尔瓦坦在18-35岁常染色体显性多囊肾病(ADPKD)快速进展风险增加的成年人中的长期疗效的数据有限。与单个临床试验相比,我们评估了托伐普坦在更大的年轻成年人群体中的效果,并进行了更长时间的随访。研究设计:合并数据库研究。设置和研究人群:一个整合了18-35岁ADPKD患者的临床研究数据库。研究的选择标准:纳入接受托伐普坦或不包括托伐普坦的标准治疗的患者的研究。数据提取:估计肾小球滤过率(eGFR)和肾衰竭时间的年变化率。分析方法:对于参与多项研究的个体,将其数据纵向关联以延长随访期。我们根据年龄、性别、慢性肾脏疾病分期、eGFR和Mayo影像分类,将接受托伐普坦治疗的患者与对照组进行匹配。我们使用混合效应模型比较各组之间的eGFR下降。结果:匹配分析集包括204名接受托伐普坦治疗的个体和204名对照组。托伐普坦组中位随访时间为4.6年,对照组为1.7年。在混合效应模型中,托伐普坦组的eGFR下降率(以mL/min/1.73 m2/年为单位)为-2.58,对照组为-4.28。这表明eGFR下降速率降低了1.69 mL/min/1.73 m2/年(95%置信区间:0.87-2.52;P限制:对照组的中位随访时间比托伐普坦组短。预测肾功能衰竭的时间假设eGFR下降的线性模型。结论:该分析为托伐普坦对年轻ADPKD患者的预期治疗益处提供了见解。这些发现对于权衡治疗益处和相关风险至关重要。
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Kidney Medicine
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