Background: Shrunken pore syndrome (SPS) is defined as cystatin C-based-eGFR (eGFRcys)/creatinine-based-eGFR (eGFRcreat) <0.6 or 0.7 and is associated with an increased cardiovascular risk. SPS has been described in children, but no link to increased morbi-mortality was demonstrated.
Objectives: Study the prevalence of SPS in a pediatric population using several glomerular filtration rate (GFR) estimating formulas and measured GFR and evaluate the potential link with cardiovascular risk.
Methods: In 307 renal risk pediatric patients, we studied prevalence of SPS either with CKiDU25creat and cyst or with FAScreat and cyst and EKFCcreat. The characteristics of patients with SPS (defined with Full-age spectrum equation (FAS) and/or European Kidney Function Consortium equation (EKFC)) were compared.
Results And Conclusion: The prevalence of SPS varies widely depending on the threshold and the formulas used. Higher C-reactive protein (CRP) and phosphate levels and smaller size are observed in children with SPS defined with FAS and/or EKFC and might be associated with long-term increased cardiovascular risk. Further studies in wider general pediatric populations are warranted.
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http://dx.doi.org/10.1111/joim.13749 | DOI Listing |
J Intern Med
January 2025
Department of Clinical Chemistry, Skåne University Hospital, Lund University, Lund, Sweden.
Background: In 2015, a selective decrease in the glomerular filtration of middle-sized molecules such as cystatin C compared to small molecules such as creatinine was first described and tentatively termed "Shrunken pore syndrome." Numerous studies have thereafter found an association between this syndrome (defined by a low eGFR to eGFR ratio) and mortality and morbidity. In 2023, the syndrome was renamed selective glomerular hypofiltration syndromes (SGHS) as shrunken pores are not the only pathophysiological mechanism.
View Article and Find Full Text PDFScand J Clin Lab Invest
October 2024
Department of Obstetrics and Gynaecology, Lund University, Skåne University Hospital, Lund, Sweden.
A low eGFR/eGFR-ratio is characteristic of a group of serious kidney disorders called 'Selective Glomerular Hypofiltration Syndromes'. This study examines if such a low ratio can also be used to evaluate the risk for women with hypertensive disorders in pregnancy to develop severe maternal morbidity. All women discharged from the perinatal ward at the Skåne University Hospital in Lund during the period of 1-9-2016 to 31-8-2017 under one of the diagnoses within hypertensive disorders in pregnancy were considered for inclusion in the study.
View Article and Find Full Text PDFInt J Biol Macromol
November 2024
Carbohydrate Enzyme Biotechnology Laboratory, Department of Biosciences and Bioengineering, Indian Institute of Technology Guwahati, Guwahati 781039, Assam, India. Electronic address:
Deacetylation of potato rhamnogalacturonan (PRG) by rhamnogalacturonan acetyl esterase (CtPae12B) was explored for enhanced hydrolysis of PRG by rhamnogalacturonan lyase (CtRGLf) and the effects of deacetylated PRG were studied in enhancing inhibition of colon-cancer cells and formation of colon-targeting drug delivery material. Pre-treatment of PRG with CtPae12B resulted in increased relative activity of CtRGLf. CtPae12B removed acetyl groups from both O-2 and O-3 positions of D-galactopyranosyluronic acid residues of PRG, resulting in 98 % deacetylation.
View Article and Find Full Text PDFRen Fail
December 2024
Department of Nephrology, The Third Affiliated Hospital of Soochow University, Changzhou, China.
Background: Cardiovascular disease (CVD) is the leading cause of mortality in type 2 diabetes mellitus (T2DM) patients. Shrunken pore syndrome (SPS) is defined as eGFR/eGFR ratio <0.70 and predicts high CVD mortality.
View Article and Find Full Text PDFScand J Clin Lab Invest
April 2024
Department of Cardiothoracic Surgery, Skåne University Hospital, Lund University, Lund, Sweden.
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