{
"@context": "https://schema.org",
"@graph": [
{
"@type": "MedicalWebPage",
"name": "Acides lévuliniques : Questions médicales les plus fréquentes",
"headline": "Acides lévuliniques : Comprendre les symptômes, diagnostics et traitements",
"description": "Guide complet et accessible sur les Acides lévuliniques : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.",
"datePublished": "2024-05-12",
"dateModified": "2025-05-07",
"inLanguage": "fr",
"medicalAudience": [
{
"@type": "MedicalAudience",
"name": "Grand public",
"audienceType": "Patient",
"healthCondition": {
"@type": "MedicalCondition",
"name": "Acides lévuliniques"
},
"suggestedMinAge": 18,
"suggestedGender": "unisex"
},
{
"@type": "MedicalAudience",
"name": "Médecins",
"audienceType": "Physician",
"geographicArea": {
"@type": "AdministrativeArea",
"name": "France"
}
},
{
"@type": "MedicalAudience",
"name": "Chercheurs",
"audienceType": "Researcher",
"geographicArea": {
"@type": "AdministrativeArea",
"name": "International"
}
}
],
"reviewedBy": {
"@type": "Person",
"name": "Dr Olivier Menir",
"jobTitle": "Expert en Médecine",
"description": "Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale",
"url": "/static/pages/docteur-olivier-menir.html",
"alumniOf": {
"@type": "EducationalOrganization",
"name": "Université Paris Descartes"
}
},
"isPartOf": {
"@type": "MedicalWebPage",
"name": "Cétoacides",
"url": "https://questionsmedicales.fr/mesh/D007651",
"about": {
"@type": "MedicalCondition",
"name": "Cétoacides",
"code": {
"@type": "MedicalCode",
"code": "D007651",
"codingSystem": "MeSH"
},
"identifier": {
"@type": "PropertyValue",
"propertyID": "MeSH Tree",
"value": "D02.241.755"
}
}
},
"about": {
"@type": "MedicalCondition",
"name": "Acides lévuliniques",
"alternateName": "Levulinic Acids",
"code": {
"@type": "MedicalCode",
"code": "D007982",
"codingSystem": "MeSH"
}
},
"author": [
{
"@type": "Person",
"name": "Kyoungseon Min",
"url": "https://questionsmedicales.fr/author/Kyoungseon%20Min",
"affiliation": {
"@type": "Organization",
"name": "Gwangju Clean Energy Research Center, Korea Institute of Energy Research (KIER), Gwangju 61003, Republic of Korea. Electronic address: min4605@kier.re.kr."
}
},
{
"@type": "Person",
"name": "Zhihao Yu",
"url": "https://questionsmedicales.fr/author/Zhihao%20Yu",
"affiliation": {
"@type": "Organization",
"name": "School of Environmental Science and Engineering, Tianjin Key Laboratory of Biomass/Wastes Utilization, Tianjin University, Tianjin, 300350, P. R. China."
}
},
{
"@type": "Person",
"name": "Xuebin Lu",
"url": "https://questionsmedicales.fr/author/Xuebin%20Lu",
"affiliation": {
"@type": "Organization",
"name": "School of Environmental Science and Engineering, Tianjin Key Laboratory of Biomass/Wastes Utilization, Tianjin University, Tianjin, 300350, P. R. China."
}
},
{
"@type": "Person",
"name": "Jian Xiong",
"url": "https://questionsmedicales.fr/author/Jian%20Xiong",
"affiliation": {
"@type": "Organization",
"name": "Department of Chemistry & Environmental Science, School of Science, Tibet University, Lhasa, 850000, P. R. China."
}
},
{
"@type": "Person",
"name": "Na Ji",
"url": "https://questionsmedicales.fr/author/Na%20Ji",
"affiliation": {
"@type": "Organization",
"name": "School of Environmental Science and Engineering, Tianjin Key Laboratory of Biomass/Wastes Utilization, Tianjin University, Tianjin, 300350, P. R. China."
}
}
],
"citation": [
{
"@type": "ScholarlyArticle",
"name": "A nomogram and risk classification system predicting esophageal stricture after endoscopic submucosal dissection of a large area for early esophageal cancer.",
"datePublished": "2022-12-19",
"url": "https://questionsmedicales.fr/article/36537007",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1002/jso.27172"
}
},
{
"@type": "ScholarlyArticle",
"name": "Affordable Care Act Medicaid Expansion is Associated With Increased Utilization of Minimally Invasive Lung Resection for Early Stage Lung Cancer.",
"datePublished": "2022-11-07",
"url": "https://questionsmedicales.fr/article/36341749",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1177/00031348221138081"
}
},
{
"@type": "ScholarlyArticle",
"name": "Serum-derived piR-hsa-164586 of extracellular vesicles as a novel biomarker for early diagnosis of non-small cell lung cancer.",
"datePublished": "2022-09-28",
"url": "https://questionsmedicales.fr/article/36249068",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.3389/fonc.2022.850363"
}
},
{
"@type": "ScholarlyArticle",
"name": "The influence of body mass index on the tolerability and effectiveness of full-weight-based paclitaxel chemotherapy in women with early-stage breast cancer.",
"datePublished": "2022-08-16",
"url": "https://questionsmedicales.fr/article/35974240",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1007/s10549-022-06681-6"
}
},
{
"@type": "ScholarlyArticle",
"name": "The Role of Surgical Axillary Staging Prior to Immediate Breast Reconstruction in the Era of De-Escalation of Axillary Management in Early Breast Cancer.",
"datePublished": "2022-08-04",
"url": "https://questionsmedicales.fr/article/36013232",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.3390/jpm12081283"
}
}
],
"breadcrumb": {
"@type": "BreadcrumbList",
"itemListElement": [
{
"@type": "ListItem",
"position": 1,
"name": "questionsmedicales.fr",
"item": "https://questionsmedicales.fr"
},
{
"@type": "ListItem",
"position": 2,
"name": "Composés chimiques organiques",
"item": "https://questionsmedicales.fr/mesh/D009930"
},
{
"@type": "ListItem",
"position": 3,
"name": "Acides carboxyliques",
"item": "https://questionsmedicales.fr/mesh/D002264"
},
{
"@type": "ListItem",
"position": 4,
"name": "Cétoacides",
"item": "https://questionsmedicales.fr/mesh/D007651"
},
{
"@type": "ListItem",
"position": 5,
"name": "Acides lévuliniques",
"item": "https://questionsmedicales.fr/mesh/D007982"
}
]
}
},
{
"@type": "MedicalWebPage",
"name": "Article complet : Acides lévuliniques - Questions et réponses",
"headline": "Questions et réponses médicales fréquentes sur Acides lévuliniques",
"description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.",
"datePublished": "2025-05-13",
"inLanguage": "fr",
"hasPart": [
{
"@type": "MedicalWebPage",
"name": "Diagnostic",
"headline": "Diagnostic sur Acides lévuliniques",
"description": "Comment diagnostiquer une intoxication aux acides lévuliniques ?\nQuels tests sont utilisés pour détecter les acides lévuliniques ?\nQuels symptômes indiquent une exposition aux acides lévuliniques ?\nY a-t-il des marqueurs biologiques pour les acides lévuliniques ?\nLes tests d'imagerie sont-ils utiles pour les acides lévuliniques ?",
"url": "https://questionsmedicales.fr/mesh/D007982?mesh_terms=Early+Detection+of+Cancer&page=1000#section-diagnostic"
},
{
"@type": "MedicalWebPage",
"name": "Symptômes",
"headline": "Symptômes sur Acides lévuliniques",
"description": "Quels sont les symptômes courants d'une exposition ?\nLes acides lévuliniques provoquent-ils des allergies ?\nY a-t-il des effets à long terme d'une exposition ?\nLes symptômes varient-ils selon la dose ?\nLes enfants sont-ils plus sensibles aux acides lévuliniques ?",
"url": "https://questionsmedicales.fr/mesh/D007982?mesh_terms=Early+Detection+of+Cancer&page=1000#section-symptômes"
},
{
"@type": "MedicalWebPage",
"name": "Prévention",
"headline": "Prévention sur Acides lévuliniques",
"description": "Comment prévenir l'exposition aux acides lévuliniques ?\nLes travailleurs doivent-ils être formés ?\nDes équipements de protection sont-ils nécessaires ?\nY a-t-il des réglementations sur leur utilisation ?\nLes fuites doivent-elles être signalées ?",
"url": "https://questionsmedicales.fr/mesh/D007982?mesh_terms=Early+Detection+of+Cancer&page=1000#section-prévention"
},
{
"@type": "MedicalWebPage",
"name": "Traitements",
"headline": "Traitements sur Acides lévuliniques",
"description": "Quel est le traitement principal pour l'intoxication ?\nDes antidotes existent-ils pour les acides lévuliniques ?\nComment traiter les irritations cutanées causées ?\nLes soins d'urgence sont-ils nécessaires ?\nLa détoxification est-elle recommandée ?",
"url": "https://questionsmedicales.fr/mesh/D007982?mesh_terms=Early+Detection+of+Cancer&page=1000#section-traitements"
},
{
"@type": "MedicalWebPage",
"name": "Complications",
"headline": "Complications sur Acides lévuliniques",
"description": "Quelles complications peuvent survenir après exposition ?\nLes complications sont-elles réversibles ?\nY a-t-il des risques de cancer liés aux acides lévuliniques ?\nLes complications peuvent-elles affecter la santé mentale ?\nDes soins de suivi sont-ils nécessaires après exposition ?",
"url": "https://questionsmedicales.fr/mesh/D007982?mesh_terms=Early+Detection+of+Cancer&page=1000#section-complications"
},
{
"@type": "MedicalWebPage",
"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Acides lévuliniques",
"description": "Qui est le plus à risque d'exposition ?\nL'âge influence-t-il la sensibilité ?\nLes personnes allergiques sont-elles plus à risque ?\nY a-t-il des prédispositions génétiques ?\nLes conditions de santé préexistantes augmentent-elles le risque ?",
"url": "https://questionsmedicales.fr/mesh/D007982?mesh_terms=Early+Detection+of+Cancer&page=1000#section-facteurs de risque"
}
]
},
{
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "Comment diagnostiquer une intoxication aux acides lévuliniques ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le diagnostic repose sur l'historique d'exposition et des tests biologiques spécifiques."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour détecter les acides lévuliniques ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des analyses de sang et d'urine peuvent être effectuées pour mesurer les niveaux d'acides."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent une exposition aux acides lévuliniques ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes comme des nausées, des vertiges et des douleurs abdominales peuvent survenir."
}
},
{
"@type": "Question",
"name": "Y a-t-il des marqueurs biologiques pour les acides lévuliniques ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Actuellement, il n'existe pas de marqueurs biologiques spécifiques pour ces acides."
}
},
{
"@type": "Question",
"name": "Les tests d'imagerie sont-ils utiles pour les acides lévuliniques ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests d'imagerie ne sont généralement pas utilisés pour diagnostiquer l'exposition."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes courants d'une exposition ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent des maux de tête, des nausées et des irritations cutanées."
}
},
{
"@type": "Question",
"name": "Les acides lévuliniques provoquent-ils des allergies ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines personnes peuvent développer des réactions allergiques à ces acides."
}
},
{
"@type": "Question",
"name": "Y a-t-il des effets à long terme d'une exposition ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une exposition prolongée peut entraîner des problèmes respiratoires et cutanés."
}
},
{
"@type": "Question",
"name": "Les symptômes varient-ils selon la dose ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la gravité des symptômes dépend de la dose et de la durée d'exposition."
}
},
{
"@type": "Question",
"name": "Les enfants sont-ils plus sensibles aux acides lévuliniques ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les enfants peuvent être plus sensibles aux effets toxiques de ces acides."
}
},
{
"@type": "Question",
"name": "Comment prévenir l'exposition aux acides lévuliniques ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Évitez les produits contenant des acides lévuliniques et portez des équipements de protection."
}
},
{
"@type": "Question",
"name": "Les travailleurs doivent-ils être formés ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une formation sur les risques et la manipulation sécurisée est essentielle pour les travailleurs."
}
},
{
"@type": "Question",
"name": "Des équipements de protection sont-ils nécessaires ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des gants et des masques doivent être portés lors de la manipulation de ces acides."
}
},
{
"@type": "Question",
"name": "Y a-t-il des réglementations sur leur utilisation ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des réglementations strictes encadrent l'utilisation des acides lévuliniques dans l'industrie."
}
},
{
"@type": "Question",
"name": "Les fuites doivent-elles être signalées ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, toute fuite ou déversement doit être signalé immédiatement aux autorités compétentes."
}
},
{
"@type": "Question",
"name": "Quel est le traitement principal pour l'intoxication ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement consiste principalement à éliminer l'exposition et à gérer les symptômes."
}
},
{
"@type": "Question",
"name": "Des antidotes existent-ils pour les acides lévuliniques ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas d'antidote spécifique pour l'intoxication aux acides lévuliniques."
}
},
{
"@type": "Question",
"name": "Comment traiter les irritations cutanées causées ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les irritations cutanées peuvent être traitées avec des crèmes apaisantes et des antihistaminiques."
}
},
{
"@type": "Question",
"name": "Les soins d'urgence sont-ils nécessaires ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des soins d'urgence peuvent être nécessaires en cas de symptômes graves ou persistants."
}
},
{
"@type": "Question",
"name": "La détoxification est-elle recommandée ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "La détoxification n'est généralement pas nécessaire, mais une surveillance médicale est conseillée."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir après exposition ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications comme des troubles respiratoires ou des dermatites peuvent survenir."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles réversibles ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "La plupart des complications sont réversibles avec un traitement approprié et rapide."
}
},
{
"@type": "Question",
"name": "Y a-t-il des risques de cancer liés aux acides lévuliniques ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Actuellement, il n'existe pas de preuves concluantes liant ces acides à un risque accru de cancer."
}
},
{
"@type": "Question",
"name": "Les complications peuvent-elles affecter la santé mentale ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des complications physiques peuvent entraîner des effets sur la santé mentale, comme l'anxiété."
}
},
{
"@type": "Question",
"name": "Des soins de suivi sont-ils nécessaires après exposition ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un suivi médical est recommandé pour surveiller d'éventuelles complications tardives."
}
},
{
"@type": "Question",
"name": "Qui est le plus à risque d'exposition ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les travailleurs dans l'industrie chimique sont les plus à risque d'exposition aux acides."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il la sensibilité ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les jeunes enfants et les personnes âgées peuvent être plus sensibles aux effets toxiques."
}
},
{
"@type": "Question",
"name": "Les personnes allergiques sont-elles plus à risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes ayant des antécédents d'allergies peuvent être plus sensibles aux acides."
}
},
{
"@type": "Question",
"name": "Y a-t-il des prédispositions génétiques ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines prédispositions génétiques peuvent influencer la sensibilité aux toxines."
}
},
{
"@type": "Question",
"name": "Les conditions de santé préexistantes augmentent-elles le risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des conditions comme l'asthme ou des maladies cutanées peuvent augmenter le risque."
}
}
]
}
]
}
Esophageal stricture is a troublesome adverse effect of endoscopic submucosal dissection (ESD) for early esophageal cancer. However, risk factors of post-ESD esophageal stricture formation are incompr...
Patients who underwent ESD for early esophageal cancer between 2014 and 2021 at the Beijing Friendship Hospital, Capital Medical University, were recruited. A nomogram and risk classification system w...
Stricture formed in 36 patients, while stricture was not observed in the remaining 112 patients. Operative time (odds ratio [OR]: 1.01; 95% confidence interval [CI]: 1.00-1.01; p < 0.01); lesions >3/4...
We developed a nomogram and risk stratification system to predict post-ESD esophageal stricture using three independent risk factors....
Minimally invasive lung resection (MILR) is underutilized in the United States. Under the Affordable Care Act (ACA), 39 states adopted Medicaid expansion, while 12 did not. Although Medicaid expansion...
The National Cancer Database was queried for adult patients from 2010 to 2018 with cT1/2N0M0 non-small cell lung cancer who received surgical resection by wedge, segmentectomy, or lobectomy. Patients ...
There were 41,439 patients who met inclusion criteria: 20,446 (49.3%) in expansion states and 20,993 (50.7%) in non-expansion states. Multivariable DID analysis showed that Medicaid expansion was asso...
Although Medicaid expansion was associated with increased utilization of MILR for early stage lung cancer, the treatment effect was modest. This suggests that barriers in access to MILR are larger tha...
Non-small cell lung cancer (NSCLC) is a major cause of death in those with malignant tumors. To achieve the early diagnosis of NSCLC, we investigated serum-derived Piwi-interacting RNA (piRNA) of extr...
To investigate the influence of body mass index (BMI) on the tolerability and effectiveness of full-weight-based paclitaxel chemotherapy in early breast cancer patients....
Early-stage breast cancer patients who received (neo)adjuvant weekly paclitaxel 80 mg/m...
Four hundred (400) patients were included in this study; 200 (50%) lean, 125 (31%) overweight, and 75 (19%) obese patients. The adjusted odds ratio to receive RDI < 85% for BMI was 1.02 (p value, .263...
BMI did not significantly influence the tolerability and effectiveness of full-weight-based paclitaxel chemotherapy. Therefore, the results of this study align with current guideline recommendations o...
Postmastectomy radiotherapy (PMRT) following immediate breast reconstruction (IBR) is associated with postoperative complications. Although the incidence of node-positive breast cancer is declining, a...
During RT cycles, the tumor response pattern could affect tumor coverage and may lead to organs at risk of overdose. As such, early prediction of significant volumetric changes could therefore reduce ...
CBCT images from 40 HN cancer patients were collected weekly during RT treatment. From the obtained images, the Clinical Target Volume (CTV) and Parotid Glands (PG) regions of interest were utilized t...
The proposed framework was able to achieve 0.90 classification performance accuracy while detecting a small subset of discriminative characteristics from the 1st week of RT. The selected features were...
The use of machine learning algorithms offers promising perspectives for fast and reliable early prediction of large volumetric deviations as a result of RT treatment, exploiting hidden patterns in th...
The value of the lymphocyte-to-C-reactive protein (CRP) ratio (LCR) in early breast cancer (BC) is unclear. We explored the correlation between the LCR and survival of patients with early BC and estab...
In this retrospective study, we randomized 623 patients with early-stage BC diagnosed in December 2010 to October 2012 at the Sun Yat-sen University Cancer Center to training and verification datasets...
The LCR, lymphatic vessel invasion (LVI), progesterone receptor (PR) status, and Ki67 index were independent prognostic factors of OS. And the LCR and LVI are associated to DFS too. High LCR was assoc...
The LCR was a significant prognostic predictor of OS and DFS in early BC. The LCR-based prognostic signatures could be a useful tool for individualized therapeutic guidance....
Quantitative depth estimation of tumor invasion in early gastric cancer by scattering of circularly polarized light is computationally investigated using the Monte Carlo method. Using the optical para...
Metabolic reprogramming is now characterized as one of the core hallmarks of cancer, and it has already been shown that the altered genomic profile of metabolically rewired cancer cells can give valua...
We first developed and analytically validated highly sensitive RT-qPCR assays for the quantification of...
An overexpression of MRGs was observed at a high frequency in the CTCs isolated from early NSCLC patients, thereby supporting the role of MRGs in metastatic processes. The glycolytic and mesenchymal s...
Individuals with prolonged or frequent episodes account for a disproportionate share of the burden of depression. However, there are surprisingly few data on whether individuals at risk for developing...