{
"@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": "Association between endometriosis and perinatal complications: a case-control study.",
"datePublished": "2024-08-14",
"url": "https://questionsmedicales.fr/article/39143505",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1186/s12884-024-06724-4"
}
},
{
"@type": "ScholarlyArticle",
"name": "Xenoestrogen concentration in women with endometriosis or leiomyomas: A case-control study.",
"datePublished": "2024-06-04",
"url": "https://questionsmedicales.fr/article/38833439",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1371/journal.pone.0304766"
}
},
{
"@type": "ScholarlyArticle",
"name": "Traumatic masturbation and erectile dysfunction: A matched case-control study.",
"datePublished": "2023-08-22",
"url": "https://questionsmedicales.fr/article/37605604",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1111/iju.15279"
}
},
{
"@type": "ScholarlyArticle",
"name": "Dietary fiber intake and risk of gallstone: a case-control study.",
"datePublished": "2023-04-11",
"url": "https://questionsmedicales.fr/article/37041462",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1186/s12876-023-02752-0"
}
},
{
"@type": "ScholarlyArticle",
"name": "Risk factors of childhood cancer in Armenia: a case-control study.",
"datePublished": "2023-01-24",
"url": "https://questionsmedicales.fr/article/36694191",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1186/s12885-023-10565-3"
}
}
],
"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": "2025-05-06",
"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=Case-Control+Studies&page=4#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=Case-Control+Studies&page=4#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=Case-Control+Studies&page=4#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=Case-Control+Studies&page=4#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=Case-Control+Studies&page=4#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=Case-Control+Studies&page=4#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."
}
}
]
}
]
}
Recently, a history of endometriosis has been reported to be associated with several perinatal complications. However, it is unknown whether pre-pregnancy treatment for endometriosis reduces perinatal...
This case-control study included 2781 deliveries at the Hirosaki University Hospital between January 2008 and December 2019. The deliveries were divided into a case group with a history of endometrios...
Patients with a history of endometriosis had a significantly higher risk of placenta previa (crude odds ratio, 2.66; 95% confidence interval, 1.37‒4.83). Multiple logistic regression analysis showed t...
A history of endometriosis is an independent risk factor for placenta previa. Given the limitations of this study, further research is needed to determine the impact of endometriosis surgery on perina...
Xenoestrogens are synthetic or naturally occurring chemicals capable of altering the endocrine system of humans and animals owing to their molecular similarity to endogenous hormones. There is limited...
To examine xenoestrogen concentration (TEXB-α) differences between women with leiomyomas or endometriosis and control women, and to study the relationship between the clinical and sociodemographic cha...
Prospective case-control study. We selected 221 women who underwent surgery at Quironsalud Madrid University Hospital between 2017 and 2021. The cases included 117 patients: 74 women who underwent sur...
A significant majority of study participants (68.8%) had detectable levels of xenoestrogens. We found no association between TEXB-α levels in omental fat and the presence of myomas or endometriosis. I...
This study found no association between omental xenoestrogen levels and leiomyomas or endometriosis. However, their presence in most participants and their association with highly polluted areas empha...
To identify atypical masturbatory behaviors (AMB) and to reveal their effects on both sexual and masturbational erection hardness in men with erectile dysfunction (ED)....
Patients with ED and healthy controls were questioned about their masturbation habits. Accordingly, "rubbing in a prone position," "pressure on penis," and "masturbation through clothes" were included...
The data of 448 participants, 266 (59%) from the patient group, and 182 (41%) from the control group were analyzed. The mean ages were 30 years in both groups (p = 0.734). The rate of "rubbing in a pr...
Atypical masturbatory behaviors are more common in young men presenting with erectile dysfunction. These patients have higher erection hardness scores during masturbation compared to partnered sex....
Gallstone disease (GSD) and its complications are major public health issues globally. Although many community-based studies had addressed the risk factors for GSD, little is known about the associati...
In this case-control study, 189 GSD patients with less than one month of diagnosis and 342 age‑matched controls were enrolled. Dietary intakes were assessed using a 168-item semi-quantitative validate...
Comparing the highest versus the lowest tertile, significant reverse associations were observed between odds of GSD and each category of dietary fiber intake including total (OR...
Comprehensive assessment of the associations of dietary fiber intake with GSD showed that higher intakes of dietary fiber were significantly associated with reduced GSD risk....
Childhood cancer (CC) is a leading cause of death among children aged 0-19 years worldwide. Each year, 400,000 new cases of CC are diagnosed globally. Given the between-country differences in CC incid...
We used a case-control study design and enrolled participants from the only specialized pediatric hematology and oncology center in Armenia. Cases included patients ≤ 14 years old diagnosed and treate...
Overall, 234 participants (117 cases, 117 controls) were included in the study. Based on the fitted model, maternal usage of folic acid during pregnancy was protective against CC, almost twice decreas...
Despite the limited sample size of the study, significant modifiable risk factors for CC in Armenia were identified, all of which were linked to the period of pregnancy. The data from this study adds ...
Hidradenitis suppurativa (HS) is a chronic inflammatory disease of the hair follicles. The aim of this case-control study was to assess whether HS is associated with disturbances in trabecular bone sc...
Acromegaly is associated with oxidative stress and inflammation parameters. Chitotriosidase (CHITO) is a marker of macrophage activation and plays a pivotal role in the activation of inflammatory and ...
Thirty controlled acromegaly patients and 41 age- and sex-matched control cases were studied. We obtained demographic data, hormonal and metabolic parameters, and cIMT. CHITO activity was measured wit...
Higher CHITO, AGE, and hsCRP concentrations were observed in patients with acromegaly compared to controls. SOD levels were non-significantly higher in the acromegaly group, while catalase activities ...
This is the first study investigating CHITO and AGE levels in patients with acromegaly. Serum CHITO, AGE, and hsCRP levels in acromegalic patients were significantly increased. It may be important to ...
Most patients with a clinically suspected scaphoid fracture and normal initial radiograph are unnecessarily treated. Previously developed prediction rules using demographic and clinical risk are unabl...
We retrospectively included adult patients with a clinically suspected scaphoid fracture between 2013 and 2019 in our case-control study. There were 82 patients with a scaphoid fracture and 158 patien...
Of the 15 posteroanterior modes and 8 lateral modes identified and linear measurements performed, 1 PA mode was associated with a scaphoid fracture (PA mode 4; OR 1.40, CI 1.04-1.93, p = 0.031). We de...
There was one complex wrist shape significantly associated with a scaphoid fracture. Since the association was weak and the shape is difficult to identify radiographs, we believe this morphological ri...
The incidence of ampullary tumors is increasing but data on association with an increased exposure to certain risk factors are scanty....
To investigate risk and protective factors associated with the occurrence of ampullary tumors and whether these factors differ between ampullary tumors of the intestinal and pancreatobiliary subtypes ...
The association between a large set of exposome features and ampullary tumors occurrence was investigated in a bi-centric case-control study after ethic committee approval and power calculation....
In 223 histologically confirmed patients and 446 controls, previous cholecystectomy (odd ratio [OR] = 2.07; 95% confidence interval [CI] = 1.34-3.20) and proton pump inhibitors use (OR = 1.66; 95% CI ...
This is the first case-control study specifically highlighting factors associated with the occurrence of ampullary tumors. We report factors that are novel and plausible, in keeping with mechanisms de...
Intracranial haemorrhage (ICH) is an uncommon but one of the most devastating and potentially fatal complications of preeclampsia. Most ICHs in pregnancy are reported in the absence of a vascular lesi...
