{
"@context": "https://schema.org",
"@graph": [
{
"@type": "MedicalWebPage",
"name": "Polyangéite microscopique : Questions médicales les plus fréquentes",
"headline": "Polyangéite microscopique : Comprendre les symptômes, diagnostics et traitements",
"description": "Guide complet et accessible sur les Polyangéite microscopique : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.",
"datePublished": "2024-07-03",
"dateModified": "2025-03-30",
"inLanguage": "fr",
"medicalAudience": [
{
"@type": "MedicalAudience",
"name": "Grand public",
"audienceType": "Patient",
"healthCondition": {
"@type": "MedicalCondition",
"name": "Polyangéite microscopique"
},
"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": "Vascularites associées aux anticorps anti-cytoplasme des neutrophiles",
"url": "https://questionsmedicales.fr/mesh/D056648",
"about": {
"@type": "MedicalCondition",
"name": "Vascularites associées aux anticorps anti-cytoplasme des neutrophiles",
"code": {
"@type": "MedicalCode",
"code": "D056648",
"codingSystem": "MeSH"
},
"identifier": {
"@type": "PropertyValue",
"propertyID": "MeSH Tree",
"value": "C20.111.193"
}
}
},
"about": {
"@type": "MedicalCondition",
"name": "Polyangéite microscopique",
"alternateName": "Microscopic Polyangiitis",
"code": {
"@type": "MedicalCode",
"code": "D055953",
"codingSystem": "MeSH"
}
},
"author": [
{
"@type": "Person",
"name": "Jason Jungsik Song",
"url": "https://questionsmedicales.fr/author/Jason%20Jungsik%20Song",
"affiliation": {
"@type": "Organization",
"name": "Division of Rheumatology, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, and Institute for Immunology and Immunological Diseases, Yonsei University College of Medicine, Seoul, Republic of Korea."
}
},
{
"@type": "Person",
"name": "Sang-Won Lee",
"url": "https://questionsmedicales.fr/author/Sang-Won%20Lee",
"affiliation": {
"@type": "Organization",
"name": "Division of Rheumatology, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, and Institute for Immunology and Immunological Diseases, Yonsei University College of Medicine, Seoul, Republic of Korea. sangwonlee@yuhs.ac."
}
},
{
"@type": "Person",
"name": "Sung Soo Ahn",
"url": "https://questionsmedicales.fr/author/Sung%20Soo%20Ahn",
"affiliation": {
"@type": "Organization",
"name": "Division of Rheumatology, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Republic of Korea."
}
},
{
"@type": "Person",
"name": "Yong-Beom Park",
"url": "https://questionsmedicales.fr/author/Yong-Beom%20Park",
"affiliation": {
"@type": "Organization",
"name": "Division of Rheumatology, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, and Institute for Immunology and Immunological Diseases, Yonsei University College of Medicine, Seoul, Republic of Korea."
}
},
{
"@type": "Person",
"name": "Taejun Yoon",
"url": "https://questionsmedicales.fr/author/Taejun%20Yoon",
"affiliation": {
"@type": "Organization",
"name": "Department of Medical Science, College of Medicine, BK21 Plus Project, Yonsei University, Seoul, Republic of Korea."
}
}
],
"citation": [
{
"@type": "ScholarlyArticle",
"name": "The effect of a short-term ketogenic diet on exercise efficiency during graded exercise in healthy adults.",
"datePublished": "2023-10-04",
"url": "https://questionsmedicales.fr/article/37791478",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1080/15502783.2023.2264278"
}
},
{
"@type": "ScholarlyArticle",
"name": "Can we improve exercise-induced hypoalgesia with exercise training? An overview and suggestions for future studies.",
"datePublished": "2023-07-27",
"url": "https://questionsmedicales.fr/article/37527566",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1016/j.ptsp.2023.07.005"
}
},
{
"@type": "ScholarlyArticle",
"name": "Exercise-induced responses in matrix metalloproteinases and osteopontin are not moderated by exercise format in males with overweight or obesity.",
"datePublished": "2023-01-17",
"url": "https://questionsmedicales.fr/article/36648516",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1007/s00421-023-05133-3"
}
},
{
"@type": "ScholarlyArticle",
"name": "Impact of exercising alone and exercising with others on the risk of cognitive impairment among older Japanese adults.",
"datePublished": "2022-12-16",
"url": "https://questionsmedicales.fr/article/36565607",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1016/j.archger.2022.104908"
}
},
{
"@type": "ScholarlyArticle",
"name": "Perceptions of exercise and exercise instruction in patients with type 2 diabetes mellitus and sarcopenia : a qualitative study.",
"datePublished": "2022-11-22",
"url": "https://questionsmedicales.fr/article/36419014",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1186/s12877-022-03519-0"
}
}
],
"breadcrumb": {
"@type": "BreadcrumbList",
"itemListElement": [
{
"@type": "ListItem",
"position": 1,
"name": "questionsmedicales.fr",
"item": "https://questionsmedicales.fr"
},
{
"@type": "ListItem",
"position": 2,
"name": "Maladies du système immunitaire",
"item": "https://questionsmedicales.fr/mesh/D007154"
},
{
"@type": "ListItem",
"position": 3,
"name": "Maladies auto-immunes",
"item": "https://questionsmedicales.fr/mesh/D001327"
},
{
"@type": "ListItem",
"position": 4,
"name": "Vascularites associées aux anticorps anti-cytoplasme des neutrophiles",
"item": "https://questionsmedicales.fr/mesh/D056648"
},
{
"@type": "ListItem",
"position": 5,
"name": "Polyangéite microscopique",
"item": "https://questionsmedicales.fr/mesh/D055953"
}
]
}
},
{
"@type": "MedicalWebPage",
"name": "Article complet : Polyangéite microscopique - Questions et réponses",
"headline": "Questions et réponses médicales fréquentes sur Polyangéite microscopique",
"description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.",
"datePublished": "2025-05-08",
"inLanguage": "fr",
"hasPart": [
{
"@type": "MedicalWebPage",
"name": "Diagnostic",
"headline": "Diagnostic sur Polyangéite microscopique",
"description": "Comment diagnostiquer la polyangéite microscopique ?\nQuels tests sanguins sont utilisés ?\nQuels symptômes orientent vers ce diagnostic ?\nLa biopsie est-elle toujours nécessaire ?\nQuels examens d'imagerie sont recommandés ?",
"url": "https://questionsmedicales.fr/mesh/D055953?mesh_terms=Exercise&page=5#section-diagnostic"
},
{
"@type": "MedicalWebPage",
"name": "Symptômes",
"headline": "Symptômes sur Polyangéite microscopique",
"description": "Quels sont les symptômes courants ?\nLa polyangéite microscopique cause-t-elle des problèmes rénaux ?\nY a-t-il des symptômes respiratoires associés ?\nLes symptômes varient-ils d'un patient à l'autre ?\nPeut-on avoir des symptômes neurologiques ?",
"url": "https://questionsmedicales.fr/mesh/D055953?mesh_terms=Exercise&page=5#section-symptômes"
},
{
"@type": "MedicalWebPage",
"name": "Prévention",
"headline": "Prévention sur Polyangéite microscopique",
"description": "Peut-on prévenir la polyangéite microscopique ?\nQuels conseils de mode de vie peuvent aider ?\nLes vaccinations sont-elles recommandées ?\nFaut-il éviter certains médicaments ?\nLe suivi médical est-il important ?",
"url": "https://questionsmedicales.fr/mesh/D055953?mesh_terms=Exercise&page=5#section-prévention"
},
{
"@type": "MedicalWebPage",
"name": "Traitements",
"headline": "Traitements sur Polyangéite microscopique",
"description": "Quels traitements sont utilisés pour cette maladie ?\nLes corticostéroïdes sont-ils efficaces ?\nCombien de temps dure le traitement ?\nY a-t-il des effets secondaires aux traitements ?\nDes traitements biologiques sont-ils disponibles ?",
"url": "https://questionsmedicales.fr/mesh/D055953?mesh_terms=Exercise&page=5#section-traitements"
},
{
"@type": "MedicalWebPage",
"name": "Complications",
"headline": "Complications sur Polyangéite microscopique",
"description": "Quelles sont les complications possibles ?\nLa polyangéite microscopique peut-elle être mortelle ?\nComment prévenir les complications ?\nLes complications affectent-elles la qualité de vie ?\nY a-t-il des complications à long terme ?",
"url": "https://questionsmedicales.fr/mesh/D055953?mesh_terms=Exercise&page=5#section-complications"
},
{
"@type": "MedicalWebPage",
"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Polyangéite microscopique",
"description": "Quels sont les facteurs de risque connus ?\nL'âge influence-t-il le risque ?\nLes infections peuvent-elles déclencher la maladie ?\nLe sexe joue-t-il un rôle dans le risque ?\nDes facteurs environnementaux sont-ils impliqués ?",
"url": "https://questionsmedicales.fr/mesh/D055953?mesh_terms=Exercise&page=5#section-facteurs de risque"
}
]
},
{
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "Comment diagnostiquer la polyangéite microscopique ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le diagnostic repose sur des analyses sanguines, des biopsies et des examens d'imagerie."
}
},
{
"@type": "Question",
"name": "Quels tests sanguins sont utilisés ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests incluent la recherche d'anticorps anti-MPO et des marqueurs d'inflammation."
}
},
{
"@type": "Question",
"name": "Quels symptômes orientent vers ce diagnostic ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Symptômes comme la fatigue, la fièvre, et des douleurs articulaires peuvent indiquer la maladie."
}
},
{
"@type": "Question",
"name": "La biopsie est-elle toujours nécessaire ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, la biopsie n'est pas toujours nécessaire, mais elle peut confirmer le diagnostic."
}
},
{
"@type": "Question",
"name": "Quels examens d'imagerie sont recommandés ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les IRM et les scanners peuvent aider à visualiser les atteintes organiques."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes courants ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent fatigue, fièvre, éruptions cutanées et douleurs musculaires."
}
},
{
"@type": "Question",
"name": "La polyangéite microscopique cause-t-elle des problèmes rénaux ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle peut entraîner une insuffisance rénale aiguë due à l'inflammation des vaisseaux rénaux."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes respiratoires associés ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des symptômes comme la toux et des douleurs thoraciques peuvent survenir."
}
},
{
"@type": "Question",
"name": "Les symptômes varient-ils d'un patient à l'autre ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'intensité et la combinaison des symptômes peuvent varier considérablement."
}
},
{
"@type": "Question",
"name": "Peut-on avoir des symptômes neurologiques ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des symptômes comme des maux de tête ou des troubles de la vision peuvent apparaître."
}
},
{
"@type": "Question",
"name": "Peut-on prévenir la polyangéite microscopique ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de méthode de prévention spécifique, mais un suivi médical régulier est conseillé."
}
},
{
"@type": "Question",
"name": "Quels conseils de mode de vie peuvent aider ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Adopter un mode de vie sain, éviter le tabac et gérer le stress peuvent être bénéfiques."
}
},
{
"@type": "Question",
"name": "Les vaccinations sont-elles recommandées ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les vaccinations peuvent aider à prévenir certaines infections, surtout sous traitement immunosuppresseur."
}
},
{
"@type": "Question",
"name": "Faut-il éviter certains médicaments ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains médicaments peuvent aggraver la maladie, il est donc important de consulter un médecin."
}
},
{
"@type": "Question",
"name": "Le suivi médical est-il important ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un suivi régulier permet de surveiller l'évolution de la maladie et d'ajuster le traitement."
}
},
{
"@type": "Question",
"name": "Quels traitements sont utilisés pour cette maladie ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traitements incluent des corticostéroïdes et des immunosuppresseurs pour réduire l'inflammation."
}
},
{
"@type": "Question",
"name": "Les corticostéroïdes sont-ils efficaces ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils sont souvent efficaces pour contrôler l'inflammation et soulager les symptômes."
}
},
{
"@type": "Question",
"name": "Combien de temps dure le traitement ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "La durée du traitement varie, mais peut durer plusieurs mois à plusieurs années."
}
},
{
"@type": "Question",
"name": "Y a-t-il des effets secondaires aux traitements ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les effets secondaires peuvent inclure des infections, des troubles digestifs et des problèmes osseux."
}
},
{
"@type": "Question",
"name": "Des traitements biologiques sont-ils disponibles ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des traitements biologiques comme le rituximab peuvent être utilisés dans certains cas."
}
},
{
"@type": "Question",
"name": "Quelles sont les complications possibles ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent l'insuffisance rénale, les infections et les problèmes pulmonaires."
}
},
{
"@type": "Question",
"name": "La polyangéite microscopique peut-elle être mortelle ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, sans traitement approprié, elle peut entraîner des complications graves et potentiellement mortelles."
}
},
{
"@type": "Question",
"name": "Comment prévenir les complications ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un traitement précoce et un suivi régulier sont essentiels pour prévenir les complications."
}
},
{
"@type": "Question",
"name": "Les complications affectent-elles la qualité de vie ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les complications peuvent significativement affecter la qualité de vie des patients."
}
},
{
"@type": "Question",
"name": "Y a-t-il des complications à long terme ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des complications à long terme peuvent inclure des problèmes rénaux chroniques et des troubles pulmonaires."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque connus ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des antécédents familiaux, le tabagisme et certaines infections."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il le risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la polyangéite microscopique est plus fréquente chez les adultes âgés de 50 à 70 ans."
}
},
{
"@type": "Question",
"name": "Les infections peuvent-elles déclencher la maladie ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines infections virales ou bactériennes peuvent être des déclencheurs."
}
},
{
"@type": "Question",
"name": "Le sexe joue-t-il un rôle dans le risque ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la maladie est légèrement plus fréquente chez les hommes que chez les femmes."
}
},
{
"@type": "Question",
"name": "Des facteurs environnementaux sont-ils impliqués ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'exposition à certains produits chimiques ou médicaments peut augmenter le risque."
}
}
]
}
]
}
We examined the effects of short-term KD on exercise efficiency and hormonal response during and after the graded exercise testing....
Fourteen untrained healthy adults (8 males, 6 females, age 26.4 ± 3.1 [SD] years; BMI 24.8 ± 4.6 kg/m...
Fat oxidation during the recovery period was higher in KD vs. MD. Despite identical workload during HIE, participants after having KD vs. MD showed higher energy expenditure and lower exercise efficie...
Our data suggest that short-term KD is favorable to fat metabolism leading increased circulating FFA and BOHB during LIE to MIE. However, it is notable that KD may cause 1) exercise inefficiency manif...
Exercise-induced hypoalgesia refers to a reduction in pain sensitivity following a single bout of exercise, which has been shown to be diminished or impaired with aging and chronic pain. Exercise trai...
Matrix metalloproteinase-2 (MMP-2) and -3 (MMP-3), and osteopontin (OPN) are associated with adipose-tissue expansion and development of metabolic disease. The purpose of the current study was to asse...
Fourteen sedentary males with overweight or obesity (29.0 ± 3.1 kg/m...
Exercise transiently increased MMP-3 and decreased OPN (both p < 0.01), but not MMP-2 or adiponectin. There were no differences in the response of inflammatory markers to the different exercise format...
Acute cycling exercise decreased OPN, which is consistent with longer term improvements in cardiometabolic health and increased MMP-3, which is consistent with its role in tissue remodelling. Interest...
ACTRN12613001086752....
This longitudinal study investigates the influence of the stratified frequency of exercising alone and exercising with others on the prevention of cognitive impairment among older Japanese adults....
This four-year follow-up study targeted 4,358 individuals (mean age: 76.9 ± 5.6 years, female: 51.8%) who participated in an inventory mail survey in one region of Japan. The exercise forms surveyed i...
The cumulative incidence of cognitive impairment throughout the study was 7.7%. Participants who exercised ≥ 2 times/week alone (hazard ratio [HR] = 0.78; 95% confidence interval [CI] = 0.61-0.998) ha...
Both forms of exercise reduced the development of cognitive impairment, with exercising with others potentially being highly effective in preventing cognitive impairment....
Exercise plays a major role in helping patients with type 2 diabetes mellitus and sarcopenia to increase muscle mass and muscle strength. However, little is known about perceptions of exercise and exe...
In a descriptive qualitative study, semi-structured face-to-face in-depth interviews were conducted with 16 patients with type 2 diabetes mellitus and sarcopenia at a tertiary hospital. The Consolidat...
Four themes and 13 sub-themes were identified in this study. The four themes were knowledge-attitudes-practices surrounding exercise, motivators and barriers regarding exercise, and attitudes towards ...
This study provides a detailed understanding of the knowledge-attitudes-practices, motivators and barriers regarding exercise among patients with type 2 diabetes mellitus and sarcopenia, as well as at...
Exercise is one of the most commonly reported symptom triggers for people with asthma. However, a growing body of evidence indicates that regular exercise and physical activity are associated with imp...
The endocannabinoid system (ECS) is involved in various processes, including brain plasticity, learning and memory, neuronal development, nociception, inflammation, appetite regulation, digestion, met...
Muscle and adipose tissue produce irisin during exercise. Irisin is thermogenic adipomyokine, improves glucose and lipid metabolism, and ameliorates the effects of obesity-driven inflammation, metabol...
To evaluate the feasibility of "threshold-based" aerobic exercise prescription in cardiovascular disease, we aimed to quantify the proportion of patients whose clinical cardiopulmonary exercise test (...
Breath-by-breath CPET data of 1102 patients (65 ± 12 years) referred to cardiac rehabilitation were analyzed to identify peak O...
Mean V˙O...
Only 32% of CPETs exhibited both θ...