Canaux calciques de type L : Questions médicales fréquentes
Nom anglais: Calcium Channels, L-Type
Descriptor UI:D020746
Tree Number:D12.776.543.585.400.150.400
Termes MeSH sélectionnés :
Polymorphism, Genetic
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"description": "Comment diagnostiquer une dysfonction des canaux calciques de type L ?\nQuels examens sont recommandés pour évaluer ces canaux ?\nLes tests génétiques sont-ils utiles pour ces canaux ?\nQuels symptômes peuvent indiquer un problème avec ces canaux ?\nComment évaluer la fonction des canaux calciques ?",
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"description": "Quels sont les symptômes d'une hyperactivité des canaux L ?\nComment se manifestent les troubles liés aux canaux calciques ?\nLes symptômes varient-ils selon l'âge ?\nY a-t-il des signes cliniques spécifiques à surveiller ?\nLes symptômes peuvent-ils être confondus avec d'autres maladies ?",
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"description": "Comment prévenir les troubles liés aux canaux calciques ?\nL'alimentation joue-t-elle un rôle préventif ?\nLe stress peut-il affecter ces canaux ?\nEst-il important de contrôler la pression artérielle ?\nLes examens réguliers sont-ils nécessaires ?",
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"description": "Quels sont les principaux facteurs de risque pour les troubles des canaux L ?\nLe tabagisme influence-t-il ces troubles ?\nL'obésité est-elle un facteur de risque ?\nLe manque d'exercice est-il préoccupant ?\nLe stress chronique est-il un facteur de risque ?",
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"@type": "Question",
"name": "Comment diagnostiquer une dysfonction des canaux calciques de type L ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests électrophysiologiques et des études d'imagerie peuvent être utilisés."
}
},
{
"@type": "Question",
"name": "Quels examens sont recommandés pour évaluer ces canaux ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'électrocardiogramme et l'échocardiographie sont souvent recommandés."
}
},
{
"@type": "Question",
"name": "Les tests génétiques sont-ils utiles pour ces canaux ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils peuvent identifier des mutations liées à des troubles spécifiques."
}
},
{
"@type": "Question",
"name": "Quels symptômes peuvent indiquer un problème avec ces canaux ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des palpitations, des douleurs thoraciques ou des évanouissements peuvent survenir."
}
},
{
"@type": "Question",
"name": "Comment évaluer la fonction des canaux calciques ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests de contraction musculaire et des mesures de calcium intracellulaire sont utilisés."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes d'une hyperactivité des canaux L ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des arythmies cardiaques, des douleurs thoraciques et des vertiges peuvent se manifester."
}
},
{
"@type": "Question",
"name": "Comment se manifestent les troubles liés aux canaux calciques ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent provoquer des spasmes musculaires, des crampes et des troubles de la conduction."
}
},
{
"@type": "Question",
"name": "Les symptômes varient-ils selon l'âge ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes peuvent être plus prononcés chez les personnes âgées."
}
},
{
"@type": "Question",
"name": "Y a-t-il des signes cliniques spécifiques à surveiller ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Surveillez les signes d'insuffisance cardiaque et les troubles neurologiques."
}
},
{
"@type": "Question",
"name": "Les symptômes peuvent-ils être confondus avec d'autres maladies ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils peuvent être similaires à ceux d'autres maladies cardiaques ou neurologiques."
}
},
{
"@type": "Question",
"name": "Comment prévenir les troubles liés aux canaux calciques ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Maintenir un mode de vie sain et gérer les facteurs de risque cardiovasculaires."
}
},
{
"@type": "Question",
"name": "L'alimentation joue-t-elle un rôle préventif ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une alimentation riche en calcium et en magnésium peut être bénéfique."
}
},
{
"@type": "Question",
"name": "Le stress peut-il affecter ces canaux ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le stress chronique peut perturber la fonction des canaux calciques."
}
},
{
"@type": "Question",
"name": "Est-il important de contrôler la pression artérielle ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un bon contrôle de la pression artérielle peut prévenir des complications."
}
},
{
"@type": "Question",
"name": "Les examens réguliers sont-ils nécessaires ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des examens réguliers peuvent aider à détecter précocement des problèmes."
}
},
{
"@type": "Question",
"name": "Quels médicaments sont utilisés pour traiter les troubles des canaux L ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les bloqueurs des canaux calciques sont couramment prescrits pour ces troubles."
}
},
{
"@type": "Question",
"name": "La thérapie physique est-elle bénéfique ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle peut aider à améliorer la fonction musculaire et réduire les symptômes."
}
},
{
"@type": "Question",
"name": "Les changements de mode de vie sont-ils recommandés ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une alimentation saine et l'exercice régulier peuvent améliorer la santé cardiaque."
}
},
{
"@type": "Question",
"name": "Des interventions chirurgicales sont-elles possibles ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Dans certains cas, des procédures comme l'ablation peuvent être envisagées."
}
},
{
"@type": "Question",
"name": "Comment surveiller l'efficacité du traitement ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des suivis réguliers avec des tests cardiaques et des évaluations cliniques sont nécessaires."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec des troubles des canaux L ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des arythmies, des insuffisances cardiaques et des accidents vasculaires cérébraux peuvent survenir."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles réversibles ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être réversibles avec un traitement approprié."
}
},
{
"@type": "Question",
"name": "Comment les complications affectent-elles la qualité de vie ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles peuvent réduire la qualité de vie en limitant l'activité physique et en causant de l'anxiété."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles plus fréquentes chez certaines populations ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles sont plus fréquentes chez les personnes âgées et celles avec des antécédents familiaux."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications à long terme ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un suivi médical régulier et un traitement adapté sont essentiels pour la gestion."
}
},
{
"@type": "Question",
"name": "Quels sont les principaux facteurs de risque pour les troubles des canaux L ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'hypertension, le diabète et les antécédents familiaux sont des facteurs clés."
}
},
{
"@type": "Question",
"name": "Le tabagisme influence-t-il ces troubles ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le tabagisme augmente le risque de complications cardiovasculaires."
}
},
{
"@type": "Question",
"name": "L'obésité est-elle un facteur de risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'obésité est associée à une augmentation des troubles cardiaques et vasculaires."
}
},
{
"@type": "Question",
"name": "Le manque d'exercice est-il préoccupant ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un mode de vie sédentaire augmente le risque de maladies cardiovasculaires."
}
},
{
"@type": "Question",
"name": "Le stress chronique est-il un facteur de risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le stress chronique peut contribuer à des troubles cardiaques et à des arythmies."
}
}
]
}
]
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Heme-oxygenase 1 (HMOX1) is a critical stress response gene that catalyzes the multistep oxidation of heme. A GT(n) repeat of variable length in the promoter in has been associated with a wide range o...
A search using relevant terms was performed in PubMED and EMBASE through to 15/01/21 identifying all research that studied an association between the HMOX1 GT(n) repeat polymorphism and the incidence ...
1,533 studies were identified in the search, and one via citation screening. Sixteen studies were ultimately included, seven in malaria, three in HIV, three in sepsis, and one each in pneumonia, hepat...
Despite the importance of HMOX1 in survival from infection, and the association between repeat length and gene expression, the clinical data supporting an association between repeat length and inciden...
The Kazakhs are one of the biggest Turkic-speaking ethnic groups, controlling vast swaths of land from the Altai to the Caspian Sea. In terms of area, Kazakhstan is ranked ninth in the world. Northern...
The Kazakhstan Y-chromosome Haplotype Reference Database was expanded with 468 Kazakh males from the Zhambyl and Turkestan regions of South Kazakhstan by having their 27 Y-STR loci and 23 Y-SNP marker...
The Kazakhstan Y-chromosome Haplotype Reference Database was formed for 27 Y-STR loci with a total sample of 1796 samples of Kazakhs from 16 regions of Kazakhstan. The variability of the Y-chromosome ...
Tardive dyskinesia (TD) is a prevalent movement disorder that significantly impacts patients with schizophrenia (SCZ) due to extended exposure to antipsychotics (AP). Several genetic polymorphisms, in...
Mitochondrial DNA (mtDNA) analysis is a genetic marker for human identification, especially matrilineal inheritance. Hypervariable regions (HVR) I and II of mtDNA have been currently performed for hum...
Amoebiasis is an infection caused by enteric protozoa, most commonly Entamoeba histolytica, and is globally considered a potentially severe and life-threatening condition. To understand the impact of ...
Occupational exposure to toluene causes serious health problems ranging from drowsiness to lethal diseases such as cancer. Paint workers are exposed to toluene through inhalation or the dermal route, ...
First, we included skilled paint workers (n = 30) as exposed and healthy individuals (n = 30) as control belonging to the same socio-economic strata. The genotoxicity biomarkers, Cytokinesis-block mic...
A significantly higher frequency of CBMN (4.43 ± 1.50) and tail moment (TM) (11.23 ± 1.0) respectively in paint workers as compared to the control(1.50 ± 0.86 and (0.54 ± 0.37) underlined significantl...
Overall, our study provides a strong rationale for identifying a clear association between glutathione-S-transferase polymorphism and genetic damage in paint workers....
To identify, critically evaluate and synthesize the evidence obtained from systematic reviews on the association between genetic polymorphisms and osteoarthritis (OA) development....
Considering gene polymorphisms associated with OA susceptibility (risk or protection), a comprehensive search was conducted in the following databases, without date or language restrictions: MEDLINE, ...
We included 14 systematic reviews of case-control studies comparing individuals with a radiographic diagnosis of all OA types and healthy controls, all submitted to the genetic examination of differen...
Based on low-quality to critically-low-quality systematic reviews, some gene polymorphisms seem to be associated with risk or protection for OA. Further high-quality studies are needed to validate the...
Tolperisone, a muscle relaxant used for post-stroke spasticity, is metabolized to its main metabolite by CYP2D6 and to a lesser extent by CYP2C19 and CYP1A2. We investigated the effects of CYP2D6 and ...
Silicosis is a pneumoconiosis characterized by fibrosis of the lung parenchyma caused by inhalation of silica particles. Genetic factors might play a role in the severity silicosis. We sought to evalu...
Nine polymorphisms were genotyped by PCR in a sample of 143 patients with silicosis in the state of Rio de Janeiro, Brazil....
Fifty-seven patients (40%) were classified as having simple silicosis and 86 (60%) were classified as having complicated silicosis. The TT genotype of rs1800469 in the TGFB1 gene showed a protective e...
It appears that rs1800469 polymorphisms in the TGFB1 gene and rs763110 polymorphisms in the FASLG gene are involved in the severity of silicosis. Given the lack of studies relating genetic polymorphis...
Many pharmacokinetic studies of lacosamide (LCM) have been reported, but no large-scale clinical study has been conducted on genetic polymorphisms that affect the metabolism of LCM. Therefore, we desi...
Adult patients with epilepsy who received LCM at Seoul National University Hospital were enrolled. Blood samples were obtained from 115 patients taking LCM for more than 1 month with unchanged doses a...
The serum LCM concentration showed a linear correlation with the daily dose (r = .66, p < .001). In genetic analysis, 43 patients (38.7%) were extensive metabolizers (EMs), 51 (45.9%) were intermediat...
Genetic polymorphisms of the CYP2C19 gene affect the serum LCM concentration. Because efficacy and toxicity are apparently related to serum LCM levels, the genetic phenotype of CYP2C19 should be consi...