Evidence map›Paper›PMID 38602519›Full record

ArticlePediatric nephrology (Berlin, Germany)2025

Dynamic evolution of kidney function in patients with STEC-hemolytic uremic syndrome followed for more than 15 years: unexpected changes.

Laura F Alconcher, Lucas I Lucarelli, Sabrina Bronfen, Luciana Meni Battaglia, Alejandro Balestracci

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Article in Pediatric nephrology (Berlin, Germany), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

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5citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

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5 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Laura F AlconcherPediatric Nephrology Unit, Hospital Interzonal General Dr. José Penna, Bahía Blanca, Buenos Aires, Argentina. laura.alconcher.la@gmail.com.ORCID http://orcid.org/0000-0002-2130-0307
Lucas I LucarelliPediatric Nephrology Unit, Hospital Interzonal General Dr. José Penna, Bahía Blanca, Buenos Aires, Argentina.
Sabrina BronfenPediatric Nephrology Unit, Hospital Interzonal General Dr. José Penna, Bahía Blanca, Buenos Aires, Argentina.
Luciana Meni BattagliaNephrology Unit, Hospital General de Niños Pedro de Elizalde, Buenos Aires, Argentina.
Alejandro BalestracciNephrology Unit, Hospital General de Niños Pedro de Elizalde, Buenos Aires, Argentina.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMost studies regarding kidney outcomes in patients with Shiga toxin-producing Escherichia coli-hemolytic uremic syndrome (STEC-HUS) focus on kidney status at last assessment. We aimed to describe patterns of changes in kidney function during follow-up and investigate associations between kidney function at 1st, 5th, and 10th year after onset and long-term kidney outcomes.

methodsData of patients with STEC-HUS followed for at least 15 years were analyzed. Kidney function patterns were constructed considering kidney status at 1st, 5th, 10th, and ≥ 15 years and defined as (1) progressive, if patients changed from complete recovery to any chronic kidney disease (CKD) stage or if CKD worsened; (2) improvement, if they shifted from any CKD stage to complete recovery or to a milder stage; and (3) stable, if remained unchanged.

resultsOf 152 patients included, after 1 year of follow-up, 47% had complete recovery, 22% CKD1, and 32% CKD2-5. At last assessment, 46% had complete recovery, 34% CKD1, and 19% CKD2-5. Despite percentages seeming similar, patients differed: 48% were stable, 27% improved, and 25% worsened. Further, 62% of patients with CKD2-4 in the 1st year normalized their glomerular filtration rate (GFR) thereafter. Comparison of kidney function between 1st, 5th, and 10th year to last assessment shows a stable pattern in 48, 59, and 69% respectively.

conclusionsChanges in kidney function showed a dynamic and complex behavior, with patients moving from one group to another. Consistently, kidney function neither at the 1st, 5th, or 10th year was representative of final outcome. Unexpectedly, two-thirds of patients with CKD2-4 after 1 year achieved normal eGFR later during follow-up.

Indexed as

Disease ProgressionEscherichia coli InfectionsGlomerular Filtration RateHemolytic-Uremic SyndromeKidneyRenal Insufficiency, ChronicShiga-Toxigenic Escherichia coliAdolescentChildChild, PreschoolFemaleFollow-Up StudiesHumansInfantKidney Function TestsMaleShiga ToxinChronic kidney diseaseHUSKidney function trajectoryLong-term outcomeSTEC

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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 OpenQuestion graph.