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"headline": "Diagnostic sur Protéine SMARCB1",
"description": "Comment diagnostiquer une anomalie de SMARCB1 ?\nQuels tests sont utilisés pour détecter SMARCB1 ?\nQuels signes cliniques indiquent une mutation de SMARCB1 ?\nLa biopsie est-elle nécessaire pour le diagnostic ?\nQuels spécialistes sont impliqués dans le diagnostic ?",
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"description": "Peut-on prévenir les mutations de SMARCB1 ?\nY a-t-il des tests de dépistage recommandés ?\nLes antécédents familiaux influencent-ils le risque ?\nDes conseils de mode de vie peuvent-ils aider ?\nLes vaccinations peuvent-elles prévenir les cancers ?",
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"description": "Quels traitements sont disponibles pour les tumeurs SMARCB1 ?\nLa thérapie ciblée est-elle efficace contre SMARCB1 ?\nQuel est le rôle de la chimiothérapie ?\nLes traitements sont-ils différents chez les enfants ?\nY a-t-il des effets secondaires des traitements ?",
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"headline": "Complications sur Protéine SMARCB1",
"description": "Quelles complications peuvent survenir avec SMARCB1 ?\nLes complications sont-elles réversibles ?\nComment gérer les complications liées au traitement ?\nLes complications affectent-elles la qualité de vie ?\nY a-t-il des complications spécifiques aux enfants ?",
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"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Protéine SMARCB1",
"description": "Quels sont les facteurs de risque pour SMARCB1 ?\nL'environnement joue-t-il un rôle dans le risque ?\nLes enfants sont-ils plus à risque ?\nLes facteurs de risque sont-ils modifiables ?\nY a-t-il des tests pour évaluer le risque ?",
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"@type": "Question",
"name": "Comment diagnostiquer une anomalie de SMARCB1 ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le diagnostic se fait par analyse génétique et biopsie tumorale."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour détecter SMARCB1 ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests incluent le séquençage de l'ADN et l'immunohistochimie."
}
},
{
"@type": "Question",
"name": "Quels signes cliniques indiquent une mutation de SMARCB1 ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tumeurs rhabdoïdes, des douleurs abdominales ou des masses palpables peuvent indiquer une mutation."
}
},
{
"@type": "Question",
"name": "La biopsie est-elle nécessaire pour le diagnostic ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la biopsie est souvent nécessaire pour confirmer la présence de mutations SMARCB1."
}
},
{
"@type": "Question",
"name": "Quels spécialistes sont impliqués dans le diagnostic ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les oncologues, généticiens et pathologistes sont généralement impliqués."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes des tumeurs liées à SMARCB1 ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent des douleurs, des masses, et des troubles neurologiques selon la localisation."
}
},
{
"@type": "Question",
"name": "Les symptômes varient selon le type de cancer ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes dépendent du type de cancer associé à la mutation SMARCB1."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes précoces de la maladie ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes précoces peuvent être vagues, comme la fatigue ou des douleurs légères."
}
},
{
"@type": "Question",
"name": "Les enfants sont-ils plus touchés par ces symptômes ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les tumeurs rhabdoïdes affectent principalement les enfants, souvent avec des symptômes aigus."
}
},
{
"@type": "Question",
"name": "Comment les symptômes évoluent-ils avec le temps ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes peuvent s'aggraver rapidement, nécessitant une attention médicale urgente."
}
},
{
"@type": "Question",
"name": "Peut-on prévenir les mutations de SMARCB1 ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Actuellement, il n'existe pas de méthode prouvée pour prévenir ces mutations."
}
},
{
"@type": "Question",
"name": "Y a-t-il des tests de dépistage recommandés ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests génétiques peuvent être recommandés pour les familles à risque."
}
},
{
"@type": "Question",
"name": "Les antécédents familiaux influencent-ils le risque ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents familiaux de cancers peuvent augmenter le risque de mutations SMARCB1."
}
},
{
"@type": "Question",
"name": "Des conseils de mode de vie peuvent-ils aider ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un mode de vie sain peut réduire le risque global de cancer, mais pas spécifiquement pour SMARCB1."
}
},
{
"@type": "Question",
"name": "Les vaccinations peuvent-elles prévenir les cancers ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines vaccinations peuvent prévenir des cancers, mais pas ceux liés à SMARCB1."
}
},
{
"@type": "Question",
"name": "Quels traitements sont disponibles pour les tumeurs SMARCB1 ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traitements incluent la chirurgie, la chimiothérapie et la radiothérapie."
}
},
{
"@type": "Question",
"name": "La thérapie ciblée est-elle efficace contre SMARCB1 ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des recherches sont en cours sur les thérapies ciblées, mais leur efficacité varie."
}
},
{
"@type": "Question",
"name": "Quel est le rôle de la chimiothérapie ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "La chimiothérapie vise à réduire la taille des tumeurs et à prévenir la récidive."
}
},
{
"@type": "Question",
"name": "Les traitements sont-ils différents chez les enfants ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les traitements peuvent être adaptés en fonction de l'âge et de la santé de l'enfant."
}
},
{
"@type": "Question",
"name": "Y a-t-il des effets secondaires des traitements ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les effets secondaires peuvent inclure nausées, fatigue et immunosuppression."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec SMARCB1 ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent la progression tumorale, la métastase et des effets secondaires des traitements."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles réversibles ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être gérées, mais d'autres peuvent être permanentes."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications liées au traitement ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "La gestion des complications nécessite un suivi médical régulier et des soins symptomatiques."
}
},
{
"@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 spécifiques aux enfants ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les enfants peuvent éprouver des complications uniques liées à leur développement."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour SMARCB1 ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des antécédents familiaux, des mutations génétiques et l'âge."
}
},
{
"@type": "Question",
"name": "L'environnement joue-t-il un rôle dans le risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des facteurs environnementaux peuvent influencer le risque, mais leur impact est encore étudié."
}
},
{
"@type": "Question",
"name": "Les enfants sont-ils plus à risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les enfants sont plus susceptibles de développer des tumeurs liées à SMARCB1."
}
},
{
"@type": "Question",
"name": "Les facteurs de risque sont-ils modifiables ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certains facteurs de risque, comme le mode de vie, peuvent être modifiés pour réduire le risque."
}
},
{
"@type": "Question",
"name": "Y a-t-il des tests pour évaluer le risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests génétiques peuvent aider à évaluer le risque de mutations SMARCB1."
}
}
]
}
]
}
To obtain multicentre data on the prevalence of normal, high or conditional (intermediate) blood velocity in the cerebral arteries among children with sickle cell disease (SCD) in Nigeria....
A prospective observational study in five tertiary healthcare institutions. By transcranial Doppler (TCD) ultrasonography, cerebral artery peak systolic blood velocity (PSV) was determined in 193 chil...
Nigeria....
308 children (126 girls, 182 boys; age 2-16 years)....
Percentage of children with SCD who have normal, high or intermediate (often termed conditional) PSV or TAMMV....
In the cohort of 193 children, PSV was normal in 150 (77.7%), high in 7 (3.6%) and conditional in 36 (18.7%). In the cohort of 115 children, TAMMV was normal in 96 (84%), high in 7 (6%) and conditiona...
Since conditional blood velocity in cerebral arteries can progress to high values and predispose to stroke, the proportion of children with SCD who are affected (15.5%) raises the question of whether ...
Dynamic parameters used for predicting fluid responsiveness require special equipment and are minimally invasive. Therefore, recent interest in the use of carotid artery ultrasound parameters, such as...
We searched the PubMed and Embase databases for articles evaluating the diagnostic accuracy of carotid FTc or ΔVpeak for predicting fluid responsiveness. Two independent authors performed the search a...
Ten studies (n=438) that fulfilled the inclusion criteria were selected. Studies were divided into those assessing carotid FTc and those assessing carotid ΔVpeak. Five studies (six datasets) assessed ...
Our meta-analysis showed that both carotid FTc and ΔVpeak are useful for predicting fluid responsiveness in anesthesia and critical care settings with good specificity and sensitivity....
Studies using functional magnetic resonance imaging and positron-emission tomography suggest that many regions of the brain are activated by such complex muscle activity. Although these studies demons...
Thirteen musicians performed three pieces of music with different levels of difficulty: play for the first time (FS), music in practice (PR) and already mastered (MS) on either piano or violin. MCAv w...
PR and MS significantly increased the MCAv. The blood pressure increased significantly in performances of all difficulty levels except for MS. There were no significant changes in exhaled gas variable...
These findings suggest that playing a musical instrument increases MCAv, and that this change is influenced by the difficulty of the performance....
Ultrasound based blood velocity estimation is a continuously developing frontier, where the vast number of possible acquisition setups and velocity estimators makes it challenging to assess which comb...
In this work, several improvements to the FLUST technique are proposed and investigated, and a robust, open source simulation framework developed. The software supports several transducer types and ac...
The technical improvements proposed in this work resulted in reduced interpolation errors, reduced variability in signal power, and also automatic selection of spatial and temporal discretization para...
The FLUST framework is available as a part of the UltraSound ToolBox (USTB), and the results in this paper demonstrate that it can be used as an efficient and reliable tool for the development and val...
Ultrasound-based blood flow (BF) monitoring is vital in the diagnosis and treatment of a variety of cardiovascular and neurologic conditions. Finite spatial resolution of clinical color flow (CF) syst...
This paper presents a novel approach to track objects from 4D-flow MRI data. A salient feature of the proposed method is that it fully exploits the geometrical and dynamical nature of the information ...
Blood flow within the left ventricle provides important information regarding cardiac function in health and disease. The mitral valve strongly influences the formation of flow structures and there ex...
This work presents a numerical technique for simulating non-Newtonian blood flow in human's arteries driven by an oscillating pressure gradient. The blood is considered as a thixotropic fluid and its ...
Change in cardiac output (Q) contributes to cerebral blood flow (CBF) regulation at rest and even during steady-state exercise. At the onset of cycling exercise, Q increases acutely and largely via mu...
In 20 young healthy participants (10 males and 10 females), Q, mean arterial pressure (MAP), and mean blood velocities of middle and posterior cerebral arteries (MCA Vm and PCA Vm) were continuously m...
At the onset of exercise, Q increased acutely to the peak (P < 0.001), while the CBF peak responses were not significantly higher than the values during the steady-state exercise (MCA Vm and PCA Vm; P...
These findings suggest that the acute change in Q does not contribute to CBF regulation at the onset of exercise for protecting cerebral vasculature against a large and acute elevation in Q at the ons...
This meta-analysis examines peak systolic velocities (PSVs) in thyroid arteries as potential biomarkers for thyroid disorders, which includes treated and untreated Graves' disease(GD) and destructive ...
A search across databases including PubMed, Google Scholar, Embase, and Web of Science identified studies assessing peak systolic flow velocity in the inferior thyroid artery (ITA-PSV) and superior th...
The analysis covered 18 studies with 1276 GD, 564 DT patients, and 544 controls. The difference of STA-PSV between GD group, DT group and normal group and the difference of ITA-PSV were analyzed in su...
PSVs in thyroid arteries are useful diagnostic tools in distinguishing DT from GD. A PSV above 68.63 cm/s significantly improves GD diagnosis with up to 91% efficacy. No notable differences were found...