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Tests de dépistage du sérum maternel
Tests de dépistage du sérum maternel : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"name": "Quels tests sont inclus dans le dépistage du sérum maternel ?",
"position": 1,
"acceptedAnswer": {
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"text": "Les tests incluent le test de la protéine plasmatique A et le test de l'hormone chorionique."
}
},
{
"@type": "Question",
"name": "Quand doit-on effectuer ces tests ?",
"position": 2,
"acceptedAnswer": {
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"text": "Ils sont généralement réalisés entre la 15e et la 20e semaine de grossesse."
}
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{
"@type": "Question",
"name": "Comment les résultats sont-ils interprétés ?",
"position": 3,
"acceptedAnswer": {
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"text": "Les résultats sont comparés à des valeurs de référence pour évaluer le risque d'anomalies."
}
},
{
"@type": "Question",
"name": "Quels risques peuvent être détectés ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests peuvent détecter des risques de trisomie 21, trisomie 18 et anomalies du tube neural."
}
},
{
"@type": "Question",
"name": "Les tests sont-ils obligatoires ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, ils sont recommandés mais le choix d'effectuer le test appartient à la patiente."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent un besoin de dépistage ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'y a pas de symptômes spécifiques, le dépistage est préventif."
}
},
{
"@type": "Question",
"name": "Les tests révèlent-ils des symptômes chez le fœtus ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, ils évaluent le risque, mais ne montrent pas de symptômes directs."
}
},
{
"@type": "Question",
"name": "Comment peut-on réduire les risques d'anomalies ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une bonne nutrition, des suppléments d'acide folique et des soins prénatals réguliers aident."
}
},
{
"@type": "Question",
"name": "Le dépistage peut-il prévenir les anomalies ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, il permet seulement d'évaluer le risque et de planifier des soins appropriés."
}
},
{
"@type": "Question",
"name": "Que faire si le test est positif ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un suivi avec des tests supplémentaires comme l'amniocentèse peut être recommandé."
}
},
{
"@type": "Question",
"name": "Y a-t-il des traitements préventifs ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de traitement préventif, mais un suivi médical est essentiel."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir après un test positif ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications psychologiques peuvent survenir, comme l'anxiété ou le stress."
}
},
{
"@type": "Question",
"name": "Les tests peuvent-ils causer des complications ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests sanguins sont généralement sûrs, mais des complications peuvent survenir lors d'autres tests."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour les anomalies ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'âge maternel avancé, des antécédents familiaux et certaines conditions médicales augmentent le risque."
}
},
{
"@type": "Question",
"name": "Le mode de vie influence-t-il les résultats ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des facteurs comme le tabagisme, l'alcool et la nutrition peuvent influencer les résultats."
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To determine whether women who experience resolution of low placentation (low-lying placenta or placenta previa) are at increased risk of postpartum hemorrhage compared to those with normal placentati...
This was a retrospective cohort study of women who delivered at Mount Sinai Hospital between 2015 and 2019, and who were diagnosed with low-lying placenta or placenta previa on transvaginal ultrasound...
A total of 1256 women were identified for analysis, of whom 628 had resolved low placentation and 628 had normal placentation. Women with resolved low placentation, compared to those with normal place...
Despite high rates of resolution of low-lying placenta and placenta previa by term, women with resolved low placentation remain at increased risk of postpartum hemorrhage compared to those with normal...
To evaluate the placental function by monoexponential, biexponential, and diffusion kurtosis MR imaging (MRI) in patients with placenta previa....
A total of 62 patients with placenta accreta spectrum (PAS) disorders and 11 patients with normal placentas were retrospectively enrolled, who underwent conventional diffusion-weighted imaging (DWI), ...
Comparisons between patients with PAS disorders and patients with normal placentas demonstrated that MD mean, D mean, and D* mean values in patients with PAS disorders were significantly higher than t...
The accreta lesions in PAS disorders had deceased cellularity and increased blood movement. The alteration of placental cellularity was more prominent in placenta increta and percreta....
The placenta is a crucial interface between the fetus and the maternal environment. It allows for nutrient absorption, thermal regulation, waste elimination, and gas exchange through the mother's bloo...
Placenta accreta spectrum (PAS) is defined as the attachment of the placenta to the uterine wall in varying degrees. However, the studies have explored that the underlying molecular mechanisms of the ...
In total, 30 individuals in control, 20 patients in the placenta previa group, and 30 patients in the PAS group were included in this study. The expression levels of SIRT1 in the placentas were determ...
SIRT1 was significantly lower in placentas of the PAS. However, maternal and umbilical cord serum samples were not significantly different between groups....
SIRT1 may play an important role in the pathogenesis of the PAS....
Screening for clinically significant placenta accreta spectrum (PAS) is possible with a high degree of accuracy (both sensitivity and specificity >90-95%). The group of women to focus on are those wit...
Anesthesiologists are critical members of the multidisciplinary team managing patients with suspected placenta accreta spectrum (PAS). Preoperatively, anesthesiologists provide predelivery consultatio...
Placenta accreta spectrum is a group of disorders involving abnormal trophoblastic invasion to the deep layers of endometrium and myometrium. Placenta accrete spectrum is one of the major causes of se...
Despite significant advances in the treatment of prematurity, premature birth results in significant mortality and morbidity. In particular, extremely low gestational age newborns (ELGANs) defined as ...
Since its first description early in the 20th Century, placenta accreta and its variants have changed substantially in incidence, risk factor profile, clinical presentation, diagnosis and management. ...
Nearly half of women describe childbirth as traumatic in some way, making them more vulnerable to perinatal psychiatric illness. Patients with high risk pregnancies, such as abnormal placentation, are...