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"@type": "Question",
"name": "Comment diagnostiquer une anémie pendant la grossesse ?",
"position": 1,
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"text": "Un diagnostic d'anémie se fait par une prise de sang mesurant l'hémoglobine et l'hématocrite."
}
},
{
"@type": "Question",
"name": "Quels tests pour la thrombocytopénie chez la femme enceinte ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un hémogramme complet est nécessaire pour évaluer le nombre de plaquettes sanguines."
}
},
{
"@type": "Question",
"name": "Comment détecter un trouble de la coagulation ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests de coagulation comme le temps de prothrombine et le temps de thromboplastine partielle sont utilisés."
}
},
{
"@type": "Question",
"name": "Quels signes indiquent une complication hématologique ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des signes comme des saignements, des ecchymoses ou une fatigue excessive peuvent indiquer une complication."
}
},
{
"@type": "Question",
"name": "Quand faire un dépistage de la thalassémie ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le dépistage de la thalassémie est recommandé lors des consultations prénatales, surtout en cas d'antécédents familiaux."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes de l'anémie chez la femme enceinte ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent fatigue, pâleur, essoufflement et palpitations."
}
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{
"@type": "Question",
"name": "Comment reconnaître une thrombocytopénie ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des saignements inhabituels, des ecchymoses et des saignements de nez fréquents peuvent indiquer une thrombocytopénie."
}
},
{
"@type": "Question",
"name": "Quels signes d'alerte pour les troubles de la coagulation ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des saignements prolongés après une coupure ou des hématomes fréquents peuvent être des signes d'alerte."
}
},
{
"@type": "Question",
"name": "Quels symptômes d'une carence en fer ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent fatigue, faiblesse, et parfois des envies de manger des substances non alimentaires."
}
},
{
"@type": "Question",
"name": "Comment se manifeste une hypercoagulabilité ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut se manifester par des douleurs dans les jambes, un gonflement ou des rougeurs."
}
},
{
"@type": "Question",
"name": "Comment prévenir l'anémie pendant la grossesse ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation équilibrée riche en fer et des suppléments peuvent aider à prévenir l'anémie."
}
},
{
"@type": "Question",
"name": "Quelles mesures pour éviter la thrombocytopénie ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Éviter les médicaments qui affectent les plaquettes et surveiller les infections peut aider."
}
},
{
"@type": "Question",
"name": "Comment réduire le risque de troubles de la coagulation ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Maintenir une activité physique régulière et éviter le tabagisme peut réduire le risque."
}
},
{
"@type": "Question",
"name": "Quels conseils nutritionnels pour prévenir les carences ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Consommer des aliments riches en fer, folates et vitamines est crucial pour prévenir les carences."
}
},
{
"@type": "Question",
"name": "Comment surveiller les facteurs de risque hématologiques ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un suivi médical régulier et des tests sanguins peuvent aider à surveiller les facteurs de risque."
}
},
{
"@type": "Question",
"name": "Quel traitement pour l'anémie pendant la grossesse ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement inclut des suppléments de fer et une alimentation riche en fer."
}
},
{
"@type": "Question",
"name": "Comment traiter la thrombocytopénie ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement dépend de la cause, mais peut inclure des transfusions de plaquettes si nécessaire."
}
},
{
"@type": "Question",
"name": "Quels médicaments pour les troubles de la coagulation ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des anticoagulants peuvent être prescrits pour prévenir les complications thromboemboliques."
}
},
{
"@type": "Question",
"name": "Comment gérer une carence en vitamine B12 ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des injections de vitamine B12 ou des suppléments oraux peuvent être nécessaires."
}
},
{
"@type": "Question",
"name": "Quel suivi pour les femmes avec des troubles hématologiques ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un suivi régulier avec des tests sanguins est essentiel pour surveiller l'évolution."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec l'anémie ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'anémie peut entraîner des complications comme un faible poids à la naissance et une fatigue accrue."
}
},
{
"@type": "Question",
"name": "Quels risques associés à la thrombocytopénie ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "La thrombocytopénie peut augmenter le risque de saignements graves pendant l'accouchement."
}
},
{
"@type": "Question",
"name": "Comment les troubles de la coagulation affectent-ils la grossesse ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent entraîner des complications comme des thromboses veineuses profondes et des hémorragies."
}
},
{
"@type": "Question",
"name": "Quelles sont les conséquences d'une carence en fer ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une carence en fer peut causer des complications comme une fatigue extrême et des problèmes de développement fœtal."
}
},
{
"@type": "Question",
"name": "Quels impacts des troubles hématologiques sur le fœtus ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent affecter la croissance fœtale et augmenter le risque de prématurité."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque d'anémie ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent une alimentation pauvre en fer, des grossesses multiples et des antécédents d'anémie."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour la thrombocytopénie ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antécédents médicaux, certaines infections et des médicaments peuvent augmenter le risque."
}
},
{
"@type": "Question",
"name": "Comment l'âge influence-t-il les complications hématologiques ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les femmes plus âgées peuvent avoir un risque accru de complications hématologiques pendant la grossesse."
}
},
{
"@type": "Question",
"name": "Quels antécédents médicaux sont préoccupants ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des antécédents de troubles sanguins, comme la drépanocytose, augmentent le risque de complications."
}
},
{
"@type": "Question",
"name": "Quel rôle joue la génétique dans les complications hématologiques ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des antécédents familiaux de troubles sanguins peuvent prédisposer à des complications hématologiques."
}
}
]
}
]
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Positive and negative predictive values are important measures of the clinical accuracy of a diagnostic test. Various test statistics have been proposed to compare positive predictive values or negati...
Early and intermediate serological screening cannot detect sex chromosome abnormalities. Currently, noninvasive prenatal testing (NIPT) is the only procedure available for screening such disorders; ho...
A total of 47,855 pregnant women underwent NIPT at our referral center from January 2014 to December 2020. Of the 314 patients with a positive NIPT indicating sex chromosome abnormalities, 260 were sc...
Improvements in detection and analytical technologies are needed to increase the accuracy of sex chromosome abnormalities detection. Pregnant women with a positive NIPT for these abnormalities may req...
Positive and negative predictive values of a diagnostic test are two important measures of test accuracy, which are more relevant in clinical settings than sensitivity and specificity. Statistical met...
Multitarget stool DNA (mt-sDNA) testing is a stool-based screening test for colorectal cancer (CRC). In a single instance of testing, the pivotal Food and Drug Administration-approval study (NCT013977...
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A total of 2758 patients completed a second test at a median of 3.2 years after the first test. Of these, 422 (15%) had a positive second mt-sDNA. The PPV was 0.25% for CRC, 24% for APL, and 67% for a...
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Molecular testing helps stratify risk of malignancy in indeterminate thyroid nodules, but it may be limited in its ability to rule out malignancy in large nodules....
We compared small thyroid nodules (<4 cm) to large thyroid nodules (4 cm or greater) in a retrospective, single center, cohort study of indeterminate thyroid nodules analyzed with ThyroSeq from 10/201...
A total of 204 thyroid nodules were analyzed with ThyroSeq and 62 underwent resection allowing comparison to final pathology for 48 small nodules and 14 large nodules. A greater proportion of large no...
Large thyroid nodules are associated with a higher rate of false negative results and a lower negative predictive value during molecular analysis of indeterminate thyroid nodules....
Previous studies have not described separate positive predictive values for Ortolani and Barlow tests in clinical hip screening. We aimed to determine the positive predictive values at discharge follo...
We included all infants with suspected or diagnosed DDH at the study hospital from 2015 to 2017 in this retrospective study. Infants with positive Ortolani or Barlow test after birth were referred for...
There were 33 Ortolani-positive hips and 103 Barlow-positive hips in 105 referred infants (30% male) at the screening. They received ultrasound examination at mean 21.7 days of age (SD 4.8, range 11-3...
The Ortolani test, performed by a specialist at the maternity ward, has a high positive predictive value for developmental dysplasia of the hip....
In patients with suspected pulmonary embolism (PE), the number of unnecessary computed tomography pulmonary angiography (CTPA) scans remains high, especially in patients with low pre-test probability ...
To establish the positive predictive values (PPV) of cfDNA testing based on data from a nationwide survey of independent clinical cytogenetics laboratories....
Prenatal diagnostic test results obtained by Italian laboratories between 2013 and March 2020 were compiled for women with positive non-invasive prenatal tests (NIPT), without an NIPT result, and case...
Diagnostic test results were collected for 1327 women with a positive NIPT. The highest PPVs were for Trisomy (T) 21 (624/671, 93%) and XYY (26/27, 96.3%), while rare autosomal trisomies (9/47, 19.1%)...
NIPT PPVs differ across the conditions screened and the tissues studied in diagnostic testing. This variability, issues associated with fetal sex discordancy, and no results, illustrate the importance...
In Korea, we conducted a national observational study to calculate the positive predictive value of SARS-CoV-2 rapid antigen tests in K-12 schools during the Omicron variant surge in March 2022. The w...