Evidence map›Paper›PMID 41372607›Full record

ArticleInternational urology and nephrology2026

The prognostic value of hyperhomocysteinemia in IgA nephropathy.

Di Wu, Yingxin Rong, Xinyue Wang, Ruifeng Zhang, Jingjing Wang, Haitao Zhang

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Article in International urology and nephrology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

Authors and funding

6 authors.

Di WuNational Clinical Research Center for Kidney Diseases, Jinling Hospital, Affiliated Hospital of Medical School, Nanjing University, 305 East Zhongshan Road, Nanjing, 210016, China.
Yingxin RongNational Clinical Research Center for Kidney Diseases, Jinling Hospital, Affiliated Hospital of Medical School, Nanjing University, 305 East Zhongshan Road, Nanjing, 210016, China.
Xinyue WangNational Clinical Research Center for Kidney Diseases, Jinling Hospital, Affiliated Hospital of Medical School, Nanjing University, 305 East Zhongshan Road, Nanjing, 210016, China.
Ruifeng ZhangNational Clinical Research Center for Kidney Diseases, Jinling Hospital, Affiliated Hospital of Medical School, Nanjing University, 305 East Zhongshan Road, Nanjing, 210016, China.
Jingjing WangNational Clinical Research Center for Kidney Diseases, Jinling Hospital, Affiliated Hospital of Medical School, Nanjing University, 305 East Zhongshan Road, Nanjing, 210016, China. jingjingyeyelaile@163.com.
Haitao ZhangNational Clinical Research Center for Kidney Diseases, Jinling Hospital, Affiliated Hospital of Medical School, Nanjing University, 305 East Zhongshan Road, Nanjing, 210016, China. htzhang163@163.com.

Funding

Jiangsu Provincial Center for Medical Innovation in Nephrology CXZX202202
6 · The paper itself

Abstract

purposeHyperhomocysteinemia (HHcy) is widely observed in chronic kidney disease (CKD) patients. In early CKD stages, HHcy is more prevalent in IgA nephropathy (IgAN) patients. Here, we investigated the relationship between HHcy and renal outcomes among patients with IgAN.

methodsThis study evaluated patients with IgAN who underwent diagnostic renal biopsies in the National Clinical Research Center of Kidney Diseases Jinling Hospital from October 2012 to June 2024. Patients were stratified into two groups based on serum homocysteine (Hcy) levels: an HHcy group and a normal Hcy group. A comprehensive comparison between groups was conducted, assessing clinical and pathological manifestations. The end point was end-stage kidney disease (ESKD). The impact of HHcy on renal outcomes was evaluated using multivariate Cox proportional hazards regression models and Kaplan-Meier survival analysis.

resultsThis study enrolled 366 patients with biopsy-proven IgAN. The cohort had a median age of 37 years, with 60.4% male, and a median serum Hcy level of 13.6 μmol/L. HHcy was present at diagnosis in 145 patients (39.6%). IgAN patients with HHcy demonstrated significantly worse renal function and histopathological severity compared to those with normal Hcy levels. These manifestations included lower eGFR, higher proteinuria, more severe global glomerulosclerosis and crescent lesions, a higher incidence of T1/T2 lesions, and more severe acute and chronic tubular injury, ultimately culminating in a higher incidence of ESKD (all P < 0.05). After a median follow-up of 42.5 months, 38 patients (10.4%) progressed to end-stage kidney disease (ESKD), 33 of whom were in the HHcy group. On multivariate Cox regression analysis, HHcy was identified as an independent risk factor for ESKD in patients with IgAN (HR = 4.008, 95% CI 1.093-14.691, P = 0.036). Kaplan-Meier survival analysis demonstrated significantly poorer renal survival in the HHcy group (P < 0.001).

conclusionOur findings suggest that hyperhomocysteinemia is associated with worse renal function and more severe renal pathological manifestations, and serves as an independent risk factor for kidney failure in IgAN.

Indexed as

Glomerulonephritis, IGAHyperhomocysteinemiaAdultDisease ProgressionFemaleGlomerular Filtration RateHomocysteineHumansKidney Failure, ChronicMalePrognosisRetrospective StudiesHomocysteineGlomerulonephritisHomocysteineIgA nephropathyPrognosis

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PMID41372607

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.