Titre : Débit de filtration glomérulaire

Débit de filtration glomérulaire : Questions médicales fréquentes

Termes MeSH sélectionnés :

DNA Copy Number Variations
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affecte-t-il la santé ?\nY a-t-il des signes d'alerte ?\nLe DFG bas cause-t-il des symptômes immédiats ?\nQuels sont les symptômes d'une insuffisance rénale aiguë ?", "url": "https://questionsmedicales.fr/mesh/D005919?mesh_terms=DNA+Copy+Number+Variations&page=3#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Débit de filtration glomérulaire", "description": "Comment prévenir la baisse du DFG ?\nLe diabète affecte-t-il le DFG ?\nQuels examens réguliers sont recommandés ?\nL'exercice aide-t-il à maintenir le DFG ?\nFumer affecte-t-il le DFG ?", "url": "https://questionsmedicales.fr/mesh/D005919?mesh_terms=DNA+Copy+Number+Variations&page=3#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Débit de filtration glomérulaire", "description": "Comment traiter un DFG bas ?\nQuels médicaments peuvent améliorer le DFG ?\nLa dialyse est-elle nécessaire pour un DFG bas ?\nQuel rôle joue l'alimentation dans le traitement ?\nPeut-on inverser un DFG bas ?", "url": "https://questionsmedicales.fr/mesh/D005919?mesh_terms=DNA+Copy+Number+Variations&page=3#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Débit de filtration glomérulaire", "description": "Quelles sont les complications d'un DFG bas ?\nLe DFG bas augmente-t-il le risque cardiovasculaire ?\nComment le DFG affecte-t-il les os ?\nY a-t-il des complications neurologiques ?\nLe DFG bas peut-il causer des infections ?", "url": "https://questionsmedicales.fr/mesh/D005919?mesh_terms=DNA+Copy+Number+Variations&page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Débit de filtration glomérulaire", "description": "Quels sont les principaux facteurs de risque ?\nLe surpoids influence-t-il le DFG ?\nLes maladies auto-immunes affectent-elles le DFG ?\nL'hérédité joue-t-elle un rôle ?\nLe tabagisme est-il un facteur de risque ?", "url": "https://questionsmedicales.fr/mesh/D005919?mesh_terms=DNA+Copy+Number+Variations&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment évaluer le DFG ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le DFG est évalué par des tests sanguins, comme la créatinine sérique, et des formules spécifiques." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour le DFG ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les tests incluent la formule de Cockcroft-Gault et la formule MDRD pour estimer le DFG." } }, { "@type": "Question", "name": "Qu'est-ce qu'un DFG normal ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Un DFG normal est généralement supérieur à 90 mL/min/1,73 m² chez un adulte en bonne santé." } }, { "@type": "Question", "name": "Comment interpréter un DFG bas ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Un DFG bas peut indiquer une insuffisance rénale ou des lésions rénales chroniques." } }, { "@type": "Question", "name": "Quels facteurs influencent le DFG ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "L'âge, le sexe, la masse musculaire et l'hydratation peuvent influencer le DFG mesuré." } }, { "@type": "Question", "name": "Quels symptômes d'une fonction rénale altérée ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent fatigue, œdèmes, hypertension et changements urinaires." } }, { "@type": "Question", "name": "Comment le DFG affecte-t-il la santé ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Un DFG réduit peut entraîner des complications comme l'anémie, l'hypertension et des troubles osseux." } }, { "@type": "Question", "name": "Y a-t-il des signes d'alerte ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des signes comme des douleurs lombaires ou des changements dans l'urine peuvent alerter." } }, { "@type": "Question", "name": "Le DFG bas cause-t-il des symptômes immédiats ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Pas toujours, un DFG bas peut être asymptomatique jusqu'à un stade avancé de la maladie." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une insuffisance rénale aiguë ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent une diminution de la production d'urine, des nausées et des convulsions." } }, { "@type": "Question", "name": "Comment prévenir la baisse du DFG ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Maintenir une bonne hydratation, contrôler la pression artérielle et éviter les néphrotoxiques." } }, { "@type": "Question", "name": "Le diabète affecte-t-il le DFG ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le diabète mal contrôlé peut endommager les reins et réduire le DFG." } }, { "@type": "Question", "name": "Quels examens réguliers sont recommandés ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Des bilans rénaux réguliers, incluant la mesure de la créatinine, sont recommandés." } }, { "@type": "Question", "name": "L'exercice aide-t-il à maintenir le DFG ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exercice régulier peut améliorer la santé rénale et maintenir un DFG adéquat." } }, { "@type": "Question", "name": "Fumer affecte-t-il le DFG ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme peut aggraver les maladies rénales et réduire le DFG." } }, { "@type": "Question", "name": "Comment traiter un DFG bas ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement dépend de la cause et peut inclure des médicaments, des changements alimentaires et dialyse." } }, { "@type": "Question", "name": "Quels médicaments peuvent améliorer le DFG ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments comme les inhibiteurs de l'enzyme de conversion peuvent aider à protéger les reins." } }, { "@type": "Question", "name": "La dialyse est-elle nécessaire pour un DFG bas ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "La dialyse est nécessaire si le DFG est très bas et que les reins ne fonctionnent plus correctement." } }, { "@type": "Question", "name": "Quel rôle joue l'alimentation dans le traitement ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée, pauvre en protéines et en sodium, peut aider à gérer le DFG." } }, { "@type": "Question", "name": "Peut-on inverser un DFG bas ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Dans certains cas, un DFG bas peut être amélioré par un traitement précoce et des changements de mode de vie." } }, { "@type": "Question", "name": "Quelles sont les complications d'un DFG bas ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent l'anémie, l'hypertension, et des maladies cardiovasculaires." } }, { "@type": "Question", "name": "Le DFG bas augmente-t-il le risque cardiovasculaire ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un DFG bas est associé à un risque accru de maladies cardiovasculaires." } }, { "@type": "Question", "name": "Comment le DFG affecte-t-il les os ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Un DFG bas peut entraîner des déséquilibres minéraux, affectant la santé osseuse." } }, { "@type": "Question", "name": "Y a-t-il des complications neurologiques ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des troubles neurologiques peuvent survenir en raison de l'accumulation de toxines." } }, { "@type": "Question", "name": "Le DFG bas peut-il causer des infections ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un DFG bas peut affaiblir le système immunitaire, augmentant le risque d'infections." } }, { "@type": "Question", "name": "Quels sont les principaux facteurs de risque ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent le diabète, l'hypertension, l'âge avancé et les antécédents familiaux." } }, { "@type": "Question", "name": "Le surpoids influence-t-il le DFG ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le surpoids peut augmenter le risque de maladies rénales et réduire le DFG." } }, { "@type": "Question", "name": "Les maladies auto-immunes affectent-elles le DFG ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines maladies auto-immunes peuvent endommager les reins et réduire le DFG." } }, { "@type": "Question", "name": "L'hérédité joue-t-elle un rôle ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents familiaux de maladies rénales augmentent le risque de DFG bas." } }, { "@type": "Question", "name": "Le tabagisme est-il un facteur de risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme est un facteur de risque connu pour les maladies rénales et un DFG réduit." } } ] } ] }

Sources (10000 au total)

A pan-cancer landscape of pathogenic somatic copy number variations.

Copy number variations (CNVs) play crucial roles in physiological and pathological processes, including cancer. However, the functional implications of somatic CNVs in tumor progression and evolution ... Starting from 7352 copy number profiles across 33 different cancer types, we infer the pathogenicity of each CNV and perform both intra- and inter-tumor analyses to predict the functional impact of di... Our analysis uncovered large heterogeneity among different tumors suggesting in many cases distinct genetic drivers of tumorigenesis. Recurrent genomic alterations frequently coincide with dysfunction... This study contributes to elucidate the functional impact of pathogenic CNVs in tumor progression and sheds light on their potential as prognostic markers in specific cancer types....

Contribution of copy number variations to the risk of severe eating disorders.

Eating disorders (EDs) are complex, multifactorial psychiatric conditions. Previous studies identified pathogenic copy number variations associated with NDDs (NDD-CNVs) in ED patients. However, no sta... Using array comparative genomic hybridization (aCGH), we conducted a high-resolution CNV analysis of 71 severe female ED patients and 1045 female controls. According to the American College of Medical... Of the samples analyzed with aCGH, 70 severe ED patients (98.6%) and 1036 controls (99.1%) passed our quality control filtering. We obtained 189 and 2539 rare CNVs from patients and controls, respecti... Our study provides the first preliminary evidence that NDD-CNVs may confer risk for severe EDs. The pathophysiology may involve synaptic dysfunction....

Prognostic and survival impact of BCL9 and RPS6KB1 copy number variation detected from circulating free DNA in hepatocellular carcinoma.

Circulating cell-free DNA (cfDNA) is a noninvasive substitute to liver biopsy for hepatocellular carcinoma (HCC) molecular profiling. This study aimed to use cfDNA to investigate copy number variation... Real-Time Polymerase Chain Reaction was used to determine the CNV and cfDNA integrity index in 100 HCC patients.... CNV gain in BCL9 and RPS6KB1 genes was detected in 14% and 24% of patients, respectively. Gain in CNV of BCL9 associated with risk of HCC in alcohol drinkers and hepatitis C seropositivity. In patient... cfDNA was used to detect BCL9 and RPS6KB1 CNVs, which influence prognosis and can be used as independent predictors of HCC patient survival....

Multiallelic Copy Number Variation in ORM1 is Associated with Plasma Cell-Free DNA Levels as an Intermediate Phenotype for Venous Thromboembolism.

Venous thromboembolism (VTE) is a common disease with high heritability. However, only a small portion of the genetic variance of VTE can be explained by known genetic risk factors. Neutrophil extrace...

Mitochondrial DNA copy number and risk of papillary thyroid carcinoma.

Mitochondrial DNA (mtDNA) copy number is associated with tumor activity and carcinogenesis. This study was undertaken to investigate mtDNA copy number in papillary thyroid cancer (PTC) tissues and to ... DNA was extracted from 105 PTC tissues and 67 control thyroid tissues, and mtDNA copy number mtDNA oxidative damage were determined using qPCR techniques.... Overall, the relative mtDNA copy number was significantly higher in PTC patients (p < 0.001). The risk of developing PTC increased significantly across the tertiles of mtDNA copy number (p trend < 0.0... Our results indicated that the augmentation of mtDNA content plays a significant role during the initiation of thyroid cancer, and it might represent a potential biomarker for predicting the risk of P...

Copy number variations (CNVs) and karyotyping analysis in males with azoospermia and oligospermia.

Considering the essential roles that genetic factors play in azoospermia and oligospermia, this study aims to identify abnormal chromosomes using karyotyping and CNVs and elucidate the associated gene... A total of 1157 azoospermia and oligospermia patients were recruited, of whom, 769 and 674 underwent next-generation sequencing (NGS) to identify CNVs and routine G-band karyotyping, respectively.... First, 286 patients were co-analyzed using CNV sequencing (CNV-seq) and karyotyping. Of the 725 and 432 patients with azoospermia and oligospermia, 33.8% and 48.9% had abnormal karyotypes and CNVs, re... Sex chromosome and autosomal CNV loci, such as Xp22.31 and 2p24.3, as well as the associated genes, such as VCX and NACAP9, could be candidate spermatogenesis genes. The high-frequency abnormal karyot...

dbCNV: deleteriousness-based model to predict pathogenicity of copy number variations.

Copy number variation (CNV) is a type of structural variation, which is a gain or loss event with abnormal changes in copy number. Methods to predict the pathogenicity of CNVs are required to realize ... From single nucleotide polymorphism (SNP), gene and region dimensions, we collected 79 informative features that quantitatively describe the characteristics of CNV, such as CNV length, the number of p... The performance of the dbCNV suggest that functional deleteriousness-based model of CNV is a promising approach to support the classification prediction and to further understand the pathogenic mechan...