questionsmedicales.fr
Facteurs biologiques
Pigments biologiques
Porphyrines
Porphyrines : Questions médicales fréquentes
Termes MeSH sélectionnés :
Diagnostic
5
Porphyries
Diagnostic médical
Tests génétiques
Porphyries héréditaires
Interprétation des tests
Porphyries
Symptômes
5
Douleur abdominale
Porphyries
Éruption cutanée
Photosensibilité
Troubles neurologiques
Porphyries
Classification des maladies
Porphyries
Prévention
5
Prévention
Déclencheurs de crise
Régime alimentaire
Porphyries
Gestion du stress
Prévention des maladies
Traitements
5
Transfusion sanguine
Anémie
Hématine
Traitement des porphyries
Soins d'urgence
Crises de porphyrie
Photoprotection
Prévention des maladies
Complications
5
Lésions hépatiques
Porphyries
Cancer de la peau
Porphyries
Complications neurologiques
Porphyries
Gestion des complications
Suivi médical
Facteurs de risque
5
Facteurs de risque
Porphyries
Hérédité
Porphyries héréditaires
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"name": "Quels tests sont utilisés pour les porphyrines ?",
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"@type": "Question",
"name": "Quels symptômes indiquent une porphyrie ?",
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"name": "Y a-t-il des symptômes cutanés ?",
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"text": "Oui, des éruptions cutanées et une photosensibilité peuvent survenir, surtout dans la porphyrie cutanée."
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"@type": "Question",
"name": "Les porphyries affectent-elles le système nerveux ?",
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"text": "Oui, elles peuvent provoquer des troubles neurologiques, y compris des crises et des hallucinations."
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"@type": "Question",
"name": "Les symptômes varient-ils selon le type de porphyrie ?",
"position": 10,
"acceptedAnswer": {
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"text": "Oui, chaque type de porphyrie présente des symptômes spécifiques et des manifestations cliniques."
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"name": "Comment prévenir les crises de porphyrie ?",
"position": 11,
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"text": "Éviter les déclencheurs comme certains médicaments, l'alcool et le stress peut aider."
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"@type": "Question",
"name": "Y a-t-il des conseils diététiques pour les patients ?",
"position": 12,
"acceptedAnswer": {
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"text": "Une alimentation équilibrée et riche en glucides peut aider à prévenir les crises."
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"name": "Les patients doivent-ils éviter certains médicaments ?",
"position": 13,
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"text": "Oui, certains médicaments peuvent déclencher des crises et doivent être évités."
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"@type": "Question",
"name": "La gestion du stress est-elle importante ?",
"position": 14,
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"text": "Oui, la gestion du stress est cruciale pour prévenir les crises de porphyrie."
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"text": "Des médicaments comme l'hématine peuvent être utilisés pour traiter les crises aiguës de porphyrie."
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},
{
"@type": "Question",
"name": "La photoprotection est-elle recommandée ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les patients doivent éviter l'exposition au soleil et utiliser des écrans solaires."
}
},
{
"@type": "Question",
"name": "Quelles sont les complications possibles des porphyries ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des lésions nerveuses, des problèmes hépatiques et des infections."
}
},
{
"@type": "Question",
"name": "Les porphyries peuvent-elles causer des dommages au foie ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines porphyries peuvent entraîner des lésions hépatiques graves."
}
},
{
"@type": "Question",
"name": "Y a-t-il un risque accru de cancer ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines porphyries, comme la porphyrie cutanée, peuvent augmenter le risque de cancer de la peau."
}
},
{
"@type": "Question",
"name": "Les complications neurologiques sont-elles fréquentes ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des complications neurologiques peuvent survenir, affectant la qualité de vie."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications des porphyries ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "La gestion des complications nécessite un suivi médical et des traitements adaptés."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque des porphyries ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des antécédents familiaux, certains médicaments et des conditions hépatiques."
}
},
{
"@type": "Question",
"name": "L'hérédité joue-t-elle un rôle ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines porphyries sont héréditaires et peuvent être transmises dans les familles."
}
},
{
"@type": "Question",
"name": "Les femmes sont-elles plus à risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines études montrent que les femmes peuvent être plus touchées par certaines porphyries."
}
},
{
"@type": "Question",
"name": "L'alcool augmente-t-il le risque ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la consommation d'alcool peut déclencher des crises chez les personnes prédisposées."
}
},
{
"@type": "Question",
"name": "Les infections peuvent-elles aggraver la condition ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines infections peuvent exacerber les symptômes des porphyries."
}
}
]
}
]
}
Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 27/02/2025
Contenu vérifié selon les dernières recommandations médicales
5 publications dans cette catégorie
Affiliations :
Department of Chemistry, University of Oxford, Chemistry Research Laboratory, OX1 3TA, Oxford, UK.
Publications dans "Porphyrines" :
5 publications dans cette catégorie
Affiliations :
Department of Chemistry, Sapienza, University of Rome Piazzale Aldo Moro 5 00185 Rome Italy.
Publications dans "Porphyrines" :
5 publications dans cette catégorie
Affiliations :
Department of Chemical Science and Technologies, University of Rome Tor Vergata via della Ricerca Scientifica 1 00133 Rome Italy gabriele.magna@uniroma2.it.
Publications dans "Porphyrines" :
4 publications dans cette catégorie
Affiliations :
Department of Chemical Science and Technologies, University of Rome Tor Vergata via della Ricerca Scientifica 1 00133 Rome Italy gabriele.magna@uniroma2.it.
Publications dans "Porphyrines" :
4 publications dans cette catégorie
Affiliations :
Department of Chemical Science and Technologies, University of Rome Tor Vergata via della Ricerca Scientifica 1 00133 Rome Italy gabriele.magna@uniroma2.it.
Publications dans "Porphyrines" :
3 publications dans cette catégorie
Affiliations :
Department of Electronic Engineering, University of Rome Tor Vergata via del Politecnico 1 00133 Rome Italy.
Publications dans "Porphyrines" :
3 publications dans cette catégorie
Affiliations :
CNR-ISMN, Istituto per lo Studio dei Materiali Nanostrutturati c/o Dipartimento di Scienze Chimiche, Biologiche, Farmaceutiche ed Ambientali, University of Messina V. le F. Stagno D'Alcontres, 3198166 Messina, Italy. maria.castriciano@cnr.it.
Publications dans "Porphyrines" :
3 publications dans cette catégorie
Affiliations :
CNR-ISMN, Istituto per lo Studio dei Materiali Nanostrutturati c/o Dipartimento di Scienze Chimiche, Biologiche, Farmaceutiche ed Ambientali, University of Messina V. le F. Stagno D'Alcontres, 3198166 Messina, Italy.
Dipartimento di Scienze Chimiche, Biologiche, Farmaceutiche ed Ambientali and C.I.R.C.M.S.B., University of Messina V. le F. Stagno D'Alcontres, 3198166 Messina, Italy.
Publications dans "Porphyrines" :
3 publications dans cette catégorie
Affiliations :
CNR-ISMN, Istituto per lo Studio dei Materiali Nanostrutturati c/o Dipartimento di Scienze Chimiche, Biologiche, Farmaceutiche ed Ambientali, University of Messina V. le F. Stagno D'Alcontres, 3198166 Messina, Italy. lmonsu@unime.it.
Dipartimento di Scienze Chimiche, Biologiche, Farmaceutiche ed Ambientali and C.I.R.C.M.S.B., University of Messina V. le F. Stagno D'Alcontres, 3198166 Messina, Italy. lmonsu@unime.it.
Publications dans "Porphyrines" :
3 publications dans cette catégorie
Affiliations :
Department of Chemical Science and Technologies, University of Rome Tor Vergata, Roma, Italy.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, University of Oxford, Chemistry Research Laboratory, OX1 3TA, Oxford, UK.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, University of Oxford, Chemistry Research Laboratory, OX1 3TA, Oxford, UK.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Université de Bourgogne, Institut de Chimie Moléculaire de l'Université de Bourgogne, 9 avenue Alain Savary, 21078, Dijon, FRANCE.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, Graduate School of Science, Kyoto University Sakyo-ku, Kyoto, 606-8502, Japan.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, Yonsei University, 50 Yonsei-ro, Seodaemun-gu, Seoul 03722, Republic of Korea.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, Yonsei University, 50 Yonsei-ro, Seodaemun-gu, Seoul 03722, Republic of Korea.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
CNR-ISMN, Istituto per lo Studio dei Materiali Nanostrutturati c/o Dipartimento di Scienze Chimiche, Biologiche, Farmaceutiche ed Ambientali, University of Messina V. le F. Stagno D'Alcontres, 3198166 Messina, Italy.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Institute for Molecules and Materials Radboud University Heyendaalseweg 135 6525 AJ Nijmegen The Netherlands.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Institute for Molecules and Materials Radboud University Heyendaalseweg 135 6525 AJ Nijmegen The Netherlands.
Publications dans "Porphyrines" :
2 publications dans cette catégorie
Affiliations :
Institute for Molecules and Materials Radboud University Heyendaalseweg 135 6525 AJ Nijmegen The Netherlands.
Publications dans "Porphyrines" :
Network meta-analysis (NMA) expands upon traditional meta-analysis by integrating three or more interventions. This allows comparing interventions using evidence from trials that have compared pairs o...
This meta-research aimed to provide an overview of the methodological quality and risk of bias of network meta-analyses (NMA) in dentistry. Searches for NMA of randomized clinical trials with clinical...
Non-pharmacological interventions have a myriad of available intervention options and contain multiple components. Whether specific components of non-pharmacological interventions or combinations are ...
PubMed, Embase, Cochrane, CINAHL, PsycINFO, CENTRAL, Web of Science, and China's two largest databases, CNKI and Wanfang, were searched from inception to 22nd, January 2023. Randomized controlled tria...
A total of 39 trials with 2959 patients were included (range of mean ages, 58.79-77.41 years). Resistance exercise might be the optimal intervention for reducing memory complaints in adults with subje...
The form of physical activity performed appears to be more beneficial than cognitive interventions in reducing subjective memory complaints for adults with subjective cognitive decline, and this diffe...
PROSPERO registry number. CRD42022355363....
Effect modification (EM) may cause bias in network meta-analysis (NMA). Existing population adjustment NMA methods use individual patient data to adjust for EM but disregard available subgroup informa...
Alopecia areata is an autoimmune disease leading to nonscarring hair loss on the scalp or body. There are different treatments including immunosuppressants, hair growth stimulants, and contact immunot...
To assess the benefits and harms of the treatments for alopecia areata (AA), alopecia totalis (AT), and alopecia universalis (AU) in children and adults....
The Cochrane Skin Specialised Register, CENTRAL, MEDLINE, Embase, ClinicalTrials.gov and WHO ICTRP were searched up to July 2022....
We included randomised controlled trials (RCTs) that evaluated classical immunosuppressants, biologics, small molecule inhibitors, contact immunotherapy, hair growth stimulants, and other therapies in...
We used the standard procedures expected by Cochrane including assessment of risks of bias using RoB2 and the certainty of the evidence using GRADE. The primary outcomes were short-term hair regrowth ...
We included 63 studies that tested 47 different treatments in 4817 randomised participants. All trials used a parallel-group design except one that used a cross-over design. The mean sample size was 7...
We found that treatment with baricitinib results in an increase in short- and long-term hair regrowth compared to placebo. Although we found inconclusive results for the risk of serious adverse effect...
Network meta-analysis combines direct and indirect evidence to compare multiple treatments. As direct evidence for one treatment contrast may be indirect evidence for other treatment contrasts, biases...
Evidence has shown that private industry-sponsored randomized controlled trials (RCTs) and meta-analyses are more likely to report intervention-favourable results compared with other sources of fundin...
To (a) explore the recommendation rate of industry-sponsored NMAs on their company's intervention, and (b) assess reporting in NMAs of pharmacologic interventions according to their funding type....
Design: Scoping review of published NMAs with RCTs....
We used a pre-existing NMA database including 1,144 articles from MEDLINE, EMBASE and Cochrane Database of Systematic Reviews, published between January 2013 and July 2018....
NMAs with transparent funding information and comparing pharmacologic interventions with/without placebo....
We captured whether NMAs recommended their own or another company's intervention, classified NMAs according to their primary outcome findings (i.e., statistical significance and direction of effect), ...
We retrieved 658 NMAs, which reported a median of 23 items in the PRISMA-NMA checklist (interquartile range [IQR]: 21-26). NMAs were categorized as 314 publicly-sponsored (PRISMA-NMA median 24.5, IQR ...
Differences in completeness of reporting and author characteristics were apparent among NMAs with different types of funding. Publicly-sponsored NMAs had the best reporting and published their finding...
Therapy for myasthenia gravis (MG) is undergoing a profound change, with new treatments being tested. These include complement inhibitors and neonatal Fc receptor (FcRn) blockers. The aim of this stud...
We assessed statistical heterogeneity across trials based on the Cochrane Q test and I...
We observed an overall mean Myasthenia Gravis-Activities of Daily Living scale (MG-ADL) score change of -2.17 points (95% confidence interval [CI] -2.67, -1.67; p < 0.001) as compared to placebo. No s...
Anti-complement and FcRn treatments both proved to be effective in MG patients, whereas rituximab did not show a significant benefit for patients. Within the limitations of this meta-analysis, includi...
Aerobic exercise is widely recognized for improving mental health and reducing negative emotions, including anxiety. However, research on its role in preventing and treating postpartum depression (PPD...
We conducted a quantitative systematic review of the study in 5 representative databases for the effect of aerobic exercise on PPD. Meta-analysis and network meta-analysis were performed with Review-M...
Twenty-six studies with 2,867 participants were eventually included and the efficacy of aerobic exercise in preventing and treating postpartum depression is significant compared to standard care. (MD ...
The efficacy of aerobic exercise in preventing and treating postpartum depression is significant compared to standard care, with a greater emphasis on prevention. The optimal prescribed exercise volum...
Mounting evidence suggests that breast reduction surgery displays higher rates of surgical site infections (SSI) than initially presumed. Objective of this network meta-analysis is to evaluate the eff...
A network meta-analysis was conducted using a predetermined protocol after searching the electronic databases MEDLINE, Scopus, the Cochrane Library and US National Institutes of Health Ongoing Trials ...
A total of 10 studies was included in the analysis involving 1331 patients. All but one study controlled for major risk factors, and no differences were observed in patients' baseline characteristics....
Antibiotics mitigate the SSI rate after breast reduction. This meta-analysis provides an evidence-based strategy to optimize antibiotic administration. Further research is needed though to examine ant...
This journal requires that authors assign a level of evidence to each article. For a full description of these Evidence-Based Medicine ratings, please refer to the Table of Contents or the online Inst...