American Journal of Kidney Diseases最新文献

{"title":"Genetic Characterization of Kidney Failure of Unknown Etiology in Spain: Findings From the GENSEN Study","authors":"Miquel Blasco ,&nbsp;Borja Quiroga ,&nbsp;José M. García-Aznar ,&nbsp;Cristina Castro-Alonso ,&nbsp;Saulo J. Fernández-Granados ,&nbsp;Enrique Luna ,&nbsp;Gema Fernández Fresnedo ,&nbsp;Marta Ossorio ,&nbsp;María Jesús Izquierdo ,&nbsp;Didier Sanchez-Ospina ,&nbsp;Laura Castañeda-Infante ,&nbsp;Ricardo Mouzo ,&nbsp;Mercedes Cao ,&nbsp;María L. Besada-Cerecedo ,&nbsp;Ricardo Pan-Lizcano ,&nbsp;Roser Torra ,&nbsp;Alberto Ortiz ,&nbsp;Patricia de Sequera","doi":"10.1053/j.ajkd.2024.04.021","DOIUrl":"10.1053/j.ajkd.2024.04.021","url":null,"abstract":"<div><h3>Rationale &amp; Objective</h3><div>Chronic kidney disease of unknown etiology (CKDUE) is one of the main global causes of kidney failure. Genetic studies may identify an etiology in these patients, but few studies have implemented genetic testing of CKDUE in a population-based series of patients, which was the focus of the GENSEN Study.</div></div><div><h3>Study Design</h3><div>Case series.</div></div><div><h3>Settings &amp; Participants</h3><div>818 patients aged<!--> <!-->≤45 years at 51 Spanish centers with CKDUE, and either an estimated glomerular filtration rate of<!--> <!-->&lt;15<!--> <!-->mL/min/1.73<!--> <!-->m² or treatment with maintenance dialysis or transplantation.</div></div><div><h3>Observations</h3><div>Genetic testing for 529 genes associated with inherited nephropathies using high-throughput sequencing (HTS). Pathogenic and/or likely pathogenic (P/LP) gene variants concordant with the inheritance pattern were detected in 203 patients (24.8%). Variants in type IV collagen genes were the most frequent (<em>COL4A5</em>, <em>COL4A4</em>, <em>COL4A3</em>; 35% of total gene variants), followed by <em>NPHP1</em>, <em>PAX2</em>, <em>UMOD</em>, <em>MUC1</em>, and <em>INF2</em> (7.3%, 5.9%, 2.5%, 2.5%, and 2.5%, respectively). Overall, 87 novel variants classified as P/LP were identified. The top 5 most common previously undiagnosed diseases were Alport syndrome spectrum (35% of total positive reports), genetic podocytopathies (19%), nephronophthisis (11%), autosomal dominant tubulointerstitial kidney disease (7%), and congenital anomalies of the kidney and urinary tract (CAKUT, 5%). A family history of kidney disease was reported by 191 participants (23.3%) and by 65 of 203 patients (32.0%) with P/LP variants.</div></div><div><h3>Limitations</h3><div>Missing data, and selection bias resulting from voluntary enrollment.</div></div><div><h3>Conclusions</h3><div>Genomic testing with HTS identified a genetic cause of kidney disease in approximately one quarter of young patients with CKDUE and advanced kidney disease. These findings suggest that genetic studies are a potentially useful tool for the evaluation of people with CKDUE.</div></div><div><h3>Plain-Language Summary</h3><div>The cause of kidney disease is unknown for 1 in 5 patients requiring kidney replacement therapy, reflecting possible prior missed treatment opportunities. We assessed the diagnostic utility of genetic testing in children and adults aged<!--> <!-->≤45 years with either an estimated glomerular filtration rate of<!--> <!-->&lt;15<!--> <!-->mL/min/1.73<!--> <!-->m² or treatment with maintenance dialysis or transplantation. Genetic testing identified the cause of kidney disease in approximately 1 in 4 patients without a previously known cause of kidney disease, suggesting that genetic studies are a potentially useful tool for the evaluation of these patients.</div></div>","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 6","pages":"Pages 719-730.e1"},"PeriodicalIF":9.4,"publicationDate":"2024-07-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141553974","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":"Humanizing Nephrology: The Power of Social History.","authors":"Rajiv Agarwal","doi":"10.1053/j.ajkd.2024.04.014","DOIUrl":"https://doi.org/10.1053/j.ajkd.2024.04.014","url":null,"abstract":"","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":" ","pages":""},"PeriodicalIF":9.4,"publicationDate":"2024-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141544341","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":"Mitigating the Disparate Impacts of Longevity Matching of Kidney Transplants","authors":"","doi":"10.1053/j.ajkd.2024.06.002","DOIUrl":"10.1053/j.ajkd.2024.06.002","url":null,"abstract":"","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 4","pages":"Pages 397-399"},"PeriodicalIF":9.4,"publicationDate":"2024-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0272638624008308/pdfft?md5=1b38c941b9333d1ea8e70a4509f671aa&pid=1-s2.0-S0272638624008308-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141544342","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Waiting","authors":"CPT Justin C. Cordova MD","doi":"10.1053/j.ajkd.2024.03.029","DOIUrl":"10.1053/j.ajkd.2024.03.029","url":null,"abstract":"","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 6","pages":"Pages A12-A13"},"PeriodicalIF":9.4,"publicationDate":"2024-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141490501","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":"Sex and the Risk of Atheromatous and Nonatheromatous Cardiovascular Disease in CKD: Findings From the CKD-REIN Cohort Study","authors":"","doi":"10.1053/j.ajkd.2024.04.013","DOIUrl":"10.1053/j.ajkd.2024.04.013","url":null,"abstract":"&lt;div&gt;&lt;h3&gt;Rationale &amp; Objective&lt;/h3&gt;&lt;div&gt;Sex differences in cardiovascular disease (CVD) are well established, but whether chronic kidney disease (CKD) modifies these risk differences and whether they differ between atheromatous CVD (ACVD) and nonatheromatous CVD (NACVD) is unknown. Assessing this interaction was the principal goal of this study.&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;Adults enrolled in the CKD-REIN (CKD-Renal Epidemiology and Information Network) cohort, a nationally representative sample of 40 nephrology clinics in France, from 2013 to 2020.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Exposure&lt;/h3&gt;&lt;div&gt;Sex.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Outcomes&lt;/h3&gt;&lt;div&gt;Fatal and nonfatal composite ACVD events (ischemic coronary, cerebral, and peripheral artery disease) and composite NACVD events (heart failure, hemorrhagic stroke, and arrhythmias).&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Analytical Approach&lt;/h3&gt;&lt;div&gt;Multivariable cause-specific Cox proportional hazards models.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Results&lt;/h3&gt;&lt;div&gt;1,044 women and 1,976 men with moderate to severe CKD (median age, 67 vs 69&lt;!--&gt; &lt;!--&gt;y; mean estimated glomerular filtration rate [eGFR], 32&lt;!--&gt; &lt;!--&gt;±&lt;!--&gt; &lt;!--&gt;12 vs 33&lt;!--&gt; &lt;!--&gt;±&lt;!--&gt; &lt;!--&gt;12&lt;!--&gt; &lt;!--&gt;mL/min/1.73&lt;!--&gt; &lt;!--&gt;m&lt;sup&gt;2&lt;/sup&gt;) were studied. During a median follow-up of 5.0 (IQR, 4.8-5.2) years, the ACVD rate (per 100 patient-years) was significantly lower in women than in men, at 2.1 (95% CI, 1.6-2.5) versus 3.6 (3.2-4.0; &lt;em&gt;P&lt;/em&gt; &lt;!--&gt;&lt;&lt;!--&gt; &lt;!--&gt;0.01), whereas the NACVD rate was not, at 5.7 (5.0-6.5) versus 6.4 (5.8-7.0; &lt;em&gt;P&lt;/em&gt; &lt;!--&gt;=&lt;!--&gt; &lt;!--&gt;0.55). NACVD had a steeper relationship with eGFR than did ACVD. There was an interaction (&lt;em&gt;P&lt;/em&gt; &lt;!--&gt;&lt;&lt;!--&gt; &lt;!--&gt;0.01) between sex and baseline eGFR and the ACVD hazard: the adjusted HR for women versus men was 0.42 (0.25-0.71) at 45&lt;!--&gt; &lt;!--&gt;mL/min/1.73&lt;!--&gt; &lt;!--&gt;m&lt;sup&gt;2&lt;/sup&gt; and gradually attenuated at lower levels of eGFR, reaching 1.00 (0.62-1.63) at 16&lt;!--&gt; &lt;!--&gt;mL/min/1.73&lt;!--&gt; &lt;!--&gt;m&lt;sup&gt;2&lt;/sup&gt;. In contrast, the NACVD hazard did not differ between sexes across the eGFR range studied.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Limitations&lt;/h3&gt;&lt;div&gt;Cardiovascular biomarkers and sex hormones were not assessed.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Conclusions&lt;/h3&gt;&lt;div&gt;This study shows how the lower risk of ACVD among women versus men attenuates fully with kidney disease progression. The equal risk of NACVD between sexes across CKD stages and its steeper association with eGFR suggest an important contribution of CKD to the development of this CVD type.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Plain-Language Summary&lt;/h3&gt;&lt;div&gt;Sex differences in the risks of atheromatous and nonatheromatous cardiovascular disease (CVD) are well established in the general population. If or how chronic kidney disease (CKD) might modify these risks is unknown. In this large cohort of 3,010 patients with CKD, women had a lower risk than men of atheromatous CVDs such as coronary artery disease or strok","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 5","pages":"Pages 546-556.e1"},"PeriodicalIF":9.4,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141454520","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":"Social Isolation, Loneliness, and Risk of Microvascular Complications Among Individuals With Type 2 Diabetes Mellitus","authors":"","doi":"10.1053/j.ajkd.2024.05.004","DOIUrl":"10.1053/j.ajkd.2024.05.004","url":null,"abstract":"&lt;div&gt;&lt;h3&gt;Rationale &amp; Objective&lt;/h3&gt;&lt;div&gt;Social disconnection has been associated with poor cardiometabolic health. This study sought to investigate the associations of social isolation and loneliness with diabetic microvascular complications (DMCs) among individuals with type 2 diabetes mellitus (T2DM) and compare these associations versus those related to traditional risk factors.&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 24,297 UK Biobank participants with T2DM and no DMCs at baseline.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Exposure&lt;/h3&gt;&lt;div&gt;Social isolation and loneliness were measured using self-reported questionnaires.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Outcome&lt;/h3&gt;&lt;div&gt;The incidence of DMCs defined as a composite of diabetic kidney disease, diabetic retinopathy, or diabetic neuropathy.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Analytical Approach&lt;/h3&gt;&lt;div&gt;Multivariable cause-specific hazards regression. To compare the relative importance of social disconnection with other established factors, the &lt;em&gt;R&lt;/em&gt;&lt;sup&gt;2&lt;/sup&gt; values of the Cox models were calculated.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Results&lt;/h3&gt;&lt;div&gt;During a median follow-up of 12.6 years, 5,530 patients were documented to experience DMCs (3,458 with diabetic kidney disease, 2,255 with diabetic retinopathy, and 1,146 with diabetic neuropathy). The highest level of social isolation was associated with an increased risk of any DMC component (most vs least: HR, 1.13; 95% CI, 1.05-1.22), especially diabetic kidney disease (HR, 1.14; 95% CI, 1.04-1.25) and neuropathy (HR, 1.31; 95% CI, 1.11-1.53). Any level of loneliness was associated with an increased risk of any DMC component (HR, 1.12; 95% CI, 1.02-1.23) and diabetic kidney disease (HR, 1.16; 95% CI, 1.03-1.30). Social isolation and loneliness exhibited associations with DMCs comparable to those of other conventional risk factors, including smoking, blood pressure, and physical activity.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Limitations&lt;/h3&gt;&lt;div&gt;Limited generalizability related to the composition of participants in the UK Biobank Study.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Conclusions&lt;/h3&gt;&lt;div&gt;Social isolation and loneliness were independently associated with a higher risk of incident DMCs among individuals with T2DM, with comparable importance to other traditional risk factors. These findings underscore social isolation and loneliness as novel and potentially modifiable risk factors for DMCs.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Plain-Language Summary&lt;/h3&gt;&lt;div&gt;Social isolation and loneliness are important social determinants that are associated with adverse cardiometabolic health. Individuals with diabetes are particularly vulnerable to social isolation and loneliness. However, the relationship of social isolation or loneliness with diabetic microvascular complications (DMCs) remains unclear. Our study used the UK Biobank study data to investigate the associations of social isolation and loneliness with the development of DMCs. We found that social isola","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 5","pages":"Pages 557-566.e1"},"PeriodicalIF":9.4,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141454521","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Smoking Timing, Healthy Diet, and Risk of Incident CKD Among Smokers: Findings From UK Biobank","authors":"","doi":"10.1053/j.ajkd.2024.04.011","DOIUrl":"10.1053/j.ajkd.2024.04.011","url":null,"abstract":"<div><h3>Rationale &amp; Objective</h3><div>Although smoking is a recognized risk factor for chronic kidney disease (CKD), the relationship between the time smoking is initiated after awakening each day and CKD remains largely unstudied. This study examined the association between this timing and the risk of CKD, and the potential interactions of smoking timing with other risk factors for the occurrence of CKD.</div></div><div><h3>Study Design</h3><div>Observational cohort study.</div></div><div><h3>Setting &amp; Participants</h3><div>A total of 32,776 participants in the UK Biobank with complete data on the time from waking to the first cigarette and free of prevalent CKD were included.</div></div><div><h3>Exposure</h3><div>Time from waking to the first cigarette.</div></div><div><h3>Outcome</h3><div>Incident CKD cases.</div></div><div><h3>Analytical Approach</h3><div>Cox proportional hazards regression was used to investigate the associations between the time smoking is initiated each day and the risk of CKD. The potential interactions of smoking timing with risk factors in relationship to CKD risk were assessed on both multiplicative and additive scales.</div></div><div><h3>Results</h3><div>During a median follow-up period of 12 years, 940 incident CKD cases occurred. Shorter durations of time from waking to the first cigarette were associated with a higher risk of incident CKD (<em>P</em> trend<!--> <!-->=<!--> <!-->0.01). Compared with<!--> <!-->&gt;120 minutes, the adjusted hazard ratio (HR) associated with smoking timing was 1.28 (95% CI, 0.92–1.80) for 61-120 minutes, 1.48 (95% CI, 1.11-1.96) for 30-60 minutes, 1.36 (95% CI, 1.01-1.88) for 5-15 minutes, and 1.70 (95% CI, 1.22-2.37) for<!--> <!-->&lt;5 minutes, respectively. Furthermore, there was a significant additive interaction and multiplicative interactions between the timing of smoking and a healthy diet score (<em>P</em> for additive interaction<!--> <!-->=<!--> <!-->0.01; <em>P</em> for multiplicative interaction = 0.004).</div></div><div><h3>Limitations</h3><div>Generalizability, possible residual confounding, limiting causal inference.</div></div><div><h3>Conclusions</h3><div>These findings reveal a significant association between the shorter time from waking to the first cigarette and a higher CKD risk. The magnitude of these associations was greater in the setting of an unhealthy diet.</div></div><div><h3>Plain-Language Summary</h3><div>This study explored the association of the daily timing of first cigarette smoking and the occurrence of kidney disease. Further, we addressed whether this association was influenced by the quality of the diet. The study found that smoking very soon after waking, especially when combined with a poorer quality diet, was associated with a significantly increased risk of developing chronic kidney disease. This research emphasizes the value of healthier lifestyle choices for kidney health.</div></div>","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 5","pages":"Pages 593-600.e1"},"PeriodicalIF":9.4,"publicationDate":"2024-06-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141441942","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":"Clinicopathologic Characteristics of Crystalglobulin-Induced Nephropathy: A Case Series","authors":"Samih H. Nasr ,&nbsp;Satoru Kudose ,&nbsp;Anthony M. Valeri ,&nbsp;Ali Kashkouli ,&nbsp;Samar M. Said ,&nbsp;Dominick Santoriello ,&nbsp;Glen S. Markowitz ,&nbsp;Lihong Bu ,&nbsp;Lynn D. Cornell ,&nbsp;Adel Samad ,&nbsp;Jahangir Ahmed ,&nbsp;Sanjeev Sethi ,&nbsp;Nelson Leung ,&nbsp;Vivette D. D’Agati","doi":"10.1053/j.ajkd.2024.04.019","DOIUrl":"10.1053/j.ajkd.2024.04.019","url":null,"abstract":"<div><h3>Rationale &amp; Objective</h3><div>Crystalglobulinemia is a rare syndrome characterized by intravascular crystallization of monoclonal immunoglobulins (MIg). Data on kidney involvement are limited to case reports. This series characterizes the clinicopathologic spectrum of crystalglobulin-induced nephropathy (CIN).</div></div><div><h3>Study Design</h3><div>Case series.</div></div><div><h3>Setting &amp; Participants</h3><div>Nineteen CIN cases identified from the nephropathology archives of Mayo Clinic and Columbia University. CIN was defined by intravascular (extracellular) MIg crystals visible by light microscopy (LM) and electron microscopy (EM).</div></div><div><h3>Results</h3><div>Among the cases, 68% were male, and 65% were Caucasian (median age, 56 years). Most patients presented with severe acute kidney injury (AKI) (median creatinine, 3.5<!--> <!-->mg/dL), hematuria, and mild proteinuria (median, 1.1<!--> <!-->g/day). Common extrarenal manifestations were constitutional (67%), cutaneous (56%), and rheumatologic (50%). Fifty percent of cases had hypocomplementemia. The hematologic disorders were monoclonal gammopathy of renal significance (MGRS) (72%), lymphoma (17%), or myeloma (11%), with 65% of these disorders discovered concomitantly with CIN. All patients had MIg identified on serum protein electrophoresis/immunofixation (IgGκ in 65%). The serum free light chain ratio was outside the renal range in 40%, and bone marrow biopsy detected the responsible clone in 67%. On LM, crystals involved glomeruli (100%) and vessels (47%), often with an inflammatory reaction (89%) and fibrin (58%). All cases exhibited crystal substructures (mostly paracrystalline) by EM. Immunofluorescence on paraffin-embedded tissue was more sensitive than frozen tissue (92% vs 47%) for demonstrating the crystal composition (IgGκ in 63%). Follow-up observation (median, 20 months) was available in 16 patients. Eighty-one percent received steroids, 44% plasmapheresis, 38% hemodialysis, and 69% chemotherapy. Ninety-percent of patients who received clone-directed therapy achieved kidney recovery versus 20% of those who did not (<em>P</em> <!-->=<!--> <!-->0.02).</div></div><div><h3>Limitations</h3><div>Retrospective design, small sample size.</div></div><div><h3>Conclusions</h3><div>CIN is a rare cause of nephropathy associated with lymphoplasmacytic disorders (mostly MGRS) and typically presents with severe AKI and extrarenal manifestations. Diagnosis often requires immunofluorescence performed on paraffin-embedded kidney tissue. Prompt initiation of clone-directed therapy, coupled with corticosteroids and plasmapheresis, may lead to recovery of kidney function.</div></div>","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 6","pages":"Pages 708-718.e1"},"PeriodicalIF":9.4,"publicationDate":"2024-06-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141440018","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":"The Ties That Bind","authors":"Antonio Yaghy MD","doi":"10.1053/j.ajkd.2024.03.023","DOIUrl":"10.1053/j.ajkd.2024.03.023","url":null,"abstract":"","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 6","pages":"Page A11"},"PeriodicalIF":9.4,"publicationDate":"2024-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141433759","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":"A Close Look at Metabolic Dysfunction in Autosomal Dominant Polycystic Kidney Disease: From Bench to Imaging","authors":"","doi":"10.1053/j.ajkd.2024.05.001","DOIUrl":"10.1053/j.ajkd.2024.05.001","url":null,"abstract":"","PeriodicalId":7419,"journal":{"name":"American Journal of Kidney Diseases","volume":"84 3","pages":"Pages 267-268"},"PeriodicalIF":9.4,"publicationDate":"2024-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0272638624007595/pdfft?md5=7c1b9769cfdcb17b2a4fdf282f7dd046&pid=1-s2.0-S0272638624007595-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141433756","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}