Early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1H NMR urinary metabolomics

Abstract Renal pelvis dilatation (RPD) is diagnosed in utero on prenatal ultrasonography (US) and can resolve spontaneously. However, isolated RPD can also reflect ureteropelvic junction obstruction (UPJO), which requires surgical treatment to prevent progressive renal deterioration. The diagnosis o...

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Main Authors: Aurélien Scalabre, Yohann Clément, Florence Guillière, Sophie Ayciriex, Ségolène Gaillard, Delphine Demède, Aurore Bouty, Pierre Lanteri, Pierre-Yves Mure
Format: Article
Language:English
Published: Nature Portfolio 2022-08-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-17664-4
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author Aurélien Scalabre
Yohann Clément
Florence Guillière
Sophie Ayciriex
Ségolène Gaillard
Delphine Demède
Aurore Bouty
Pierre Lanteri
Pierre-Yves Mure
author_facet Aurélien Scalabre
Yohann Clément
Florence Guillière
Sophie Ayciriex
Ségolène Gaillard
Delphine Demède
Aurore Bouty
Pierre Lanteri
Pierre-Yves Mure
author_sort Aurélien Scalabre
collection DOAJ
description Abstract Renal pelvis dilatation (RPD) is diagnosed in utero on prenatal ultrasonography (US) and can resolve spontaneously. However, isolated RPD can also reflect ureteropelvic junction obstruction (UPJO), which requires surgical treatment to prevent progressive renal deterioration. The diagnosis of UPJO can only be confirmed after birth with repeat US and renal isotope studies. 1H Nuclear Magnetic Resonance spectroscopy (NMR) was performed on urine of newborns with prenatally diagnosed unilateral RPD and healthy controls to identify specific urinary biomarkers for UPJO. The original combination of EigenMS normalization and sparse partial-least-squares discriminant analysis improved selectivity and sensitivity. In total, 140 urine samples from newborns were processed and 100 metabolites were identified. Correlation network identified discriminant metabolites in lower concentrations in UPJO patients. Two main metabolic pathways appeared to be impaired in patients with UPJO i.e. amino acid and betaine metabolism. In this prospective study, metabolic profiling of urine samples by NMR clearly distinguishes patients who required surgery for UPJO from patients with transient dilatations and controls. This study will pave the way for the use of metabolomics for the diagnosis of prenatal hydronephrosis in clinical routine.
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spelling doaj.art-c9de9d39e5d04a859ea6f840063c62ea2022-12-22T02:33:40ZengNature PortfolioScientific Reports2045-23222022-08-011211910.1038/s41598-022-17664-4Early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1H NMR urinary metabolomicsAurélien Scalabre0Yohann Clément1Florence Guillière2Sophie Ayciriex3Ségolène Gaillard4Delphine Demède5Aurore Bouty6Pierre Lanteri7Pierre-Yves Mure8CHU Nord de Saint-Etienne, Service de chirurgie pédiatriqueUniv Lyon, CNRS, Université Claude Bernard Lyon 1, Institut Des Sciences Analytiques, UMR 5280Univ Lyon, CNRS, Université Claude Bernard Lyon 1, Institut Des Sciences Analytiques, UMR 5280Univ Lyon, CNRS, Université Claude Bernard Lyon 1, Institut Des Sciences Analytiques, UMR 5280Hospices Civils de Lyon, Inserm, EPICIME-CIC 1407Hospices Civils de Lyon, Service de chirurgie pédiatrique, Hôpital Femme Mère EnfantHospices Civils de Lyon, Service de chirurgie pédiatrique, Hôpital Femme Mère EnfantUniv Lyon, CNRS, Université Claude Bernard Lyon 1, Institut Des Sciences Analytiques, UMR 5280Hospices Civils de Lyon, Service de chirurgie pédiatrique, Hôpital Femme Mère EnfantAbstract Renal pelvis dilatation (RPD) is diagnosed in utero on prenatal ultrasonography (US) and can resolve spontaneously. However, isolated RPD can also reflect ureteropelvic junction obstruction (UPJO), which requires surgical treatment to prevent progressive renal deterioration. The diagnosis of UPJO can only be confirmed after birth with repeat US and renal isotope studies. 1H Nuclear Magnetic Resonance spectroscopy (NMR) was performed on urine of newborns with prenatally diagnosed unilateral RPD and healthy controls to identify specific urinary biomarkers for UPJO. The original combination of EigenMS normalization and sparse partial-least-squares discriminant analysis improved selectivity and sensitivity. In total, 140 urine samples from newborns were processed and 100 metabolites were identified. Correlation network identified discriminant metabolites in lower concentrations in UPJO patients. Two main metabolic pathways appeared to be impaired in patients with UPJO i.e. amino acid and betaine metabolism. In this prospective study, metabolic profiling of urine samples by NMR clearly distinguishes patients who required surgery for UPJO from patients with transient dilatations and controls. This study will pave the way for the use of metabolomics for the diagnosis of prenatal hydronephrosis in clinical routine.https://doi.org/10.1038/s41598-022-17664-4
spellingShingle Aurélien Scalabre
Yohann Clément
Florence Guillière
Sophie Ayciriex
Ségolène Gaillard
Delphine Demède
Aurore Bouty
Pierre Lanteri
Pierre-Yves Mure
Early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1H NMR urinary metabolomics
Scientific Reports
title Early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1H NMR urinary metabolomics
title_full Early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1H NMR urinary metabolomics
title_fullStr Early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1H NMR urinary metabolomics
title_full_unstemmed Early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1H NMR urinary metabolomics
title_short Early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1H NMR urinary metabolomics
title_sort early detection of ureteropelvic junction obstruction in neonates with prenatal diagnosis of renal pelvis dilatation using 1h nmr urinary metabolomics
url https://doi.org/10.1038/s41598-022-17664-4
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