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"@type": "Question",
"name": "Comment détecte-t-on la contamination radioactive des aliments ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests de radiométrie et des analyses de laboratoire sont utilisés pour détecter la radioactivité."
}
},
{
"@type": "Question",
"name": "Quels sont les indicateurs de contamination radioactive ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les niveaux de radiation mesurés en becquerels par kilogramme d'aliment sont des indicateurs clés."
}
},
{
"@type": "Question",
"name": "Les inspections alimentaires incluent-elles la radioactivité ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les inspections peuvent inclure des tests pour la radioactivité dans les aliments."
}
},
{
"@type": "Question",
"name": "Quels appareils mesurent la radioactivité dans les aliments ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des détecteurs de radiation et des spectromètres gamma sont couramment utilisés."
}
},
{
"@type": "Question",
"name": "Peut-on détecter la radioactivité par des méthodes visuelles ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, la radioactivité ne peut pas être détectée visuellement; des instruments spécifiques sont nécessaires."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent une exposition à des aliments radioactifs ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes peuvent inclure nausées, vomissements, fatigue et troubles gastro-intestinaux."
}
},
{
"@type": "Question",
"name": "La contamination radioactive cause-t-elle des maladies ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une exposition prolongée peut entraîner des maladies graves, y compris des cancers."
}
},
{
"@type": "Question",
"name": "Les symptômes apparaissent-ils immédiatement après ingestion ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Pas toujours; certains effets peuvent prendre des jours ou des mois à se manifester."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes spécifiques pour les enfants ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les enfants peuvent être plus sensibles et présenter des symptômes plus graves que les adultes."
}
},
{
"@type": "Question",
"name": "Comment la radioactivité affecte-t-elle le système immunitaire ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut affaiblir le système immunitaire, rendant l'individu plus vulnérable aux infections."
}
},
{
"@type": "Question",
"name": "Comment prévenir la contamination radioactive des aliments ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Éviter les zones contaminées et suivre les recommandations des autorités sanitaires."
}
},
{
"@type": "Question",
"name": "Les contrôles de sécurité alimentaire sont-ils efficaces ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des contrôles réguliers aident à détecter et prévenir la contamination radioactive."
}
},
{
"@type": "Question",
"name": "Quelles sont les recommandations pour les agriculteurs ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Éviter l'utilisation d'eau contaminée et surveiller les niveaux de radiation dans le sol."
}
},
{
"@type": "Question",
"name": "Les consommateurs peuvent-ils réduire les risques ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, en choisissant des aliments provenant de sources sûres et en suivant les alertes sanitaires."
}
},
{
"@type": "Question",
"name": "Les étiquettes alimentaires indiquent-elles la radioactivité ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, la radioactivité n'est généralement pas indiquée sur les étiquettes alimentaires."
}
},
{
"@type": "Question",
"name": "Quel traitement existe pour la contamination radioactive ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement peut inclure des agents chélateurs pour éliminer les radionucléides du corps."
}
},
{
"@type": "Question",
"name": "Les soins d'urgence sont-ils nécessaires en cas d'exposition ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des soins d'urgence peuvent être nécessaires pour traiter les symptômes aigus."
}
},
{
"@type": "Question",
"name": "Peut-on utiliser des médicaments pour réduire les effets ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des médicaments peuvent aider à atténuer certains effets, mais ne neutralisent pas la radioactivité."
}
},
{
"@type": "Question",
"name": "La décontamination des aliments est-elle possible ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, une fois contaminés, les aliments radioactifs ne peuvent pas être décontaminés efficacement."
}
},
{
"@type": "Question",
"name": "Quels sont les soins post-exposition recommandés ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Surveillance médicale et tests réguliers pour détecter d'éventuels effets à long terme."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir après exposition ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications incluent des cancers, des maladies thyroïdiennes et des troubles immunitaires."
}
},
{
"@type": "Question",
"name": "La contamination radioactive affecte-t-elle la reproduction ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle peut entraîner des problèmes de fertilité et des malformations congénitales."
}
},
{
"@type": "Question",
"name": "Les effets de la radioactivité sont-ils réversibles ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certains effets peuvent être réversibles, mais d'autres, comme le cancer, peuvent ne pas l'être."
}
},
{
"@type": "Question",
"name": "Y a-t-il des risques pour les générations futures ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la contamination peut avoir des effets héréditaires sur les générations futures."
}
},
{
"@type": "Question",
"name": "Comment la radioactivité affecte-t-elle la santé mentale ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut causer de l'anxiété, du stress et des troubles psychologiques chez les exposés."
}
},
{
"@type": "Question",
"name": "Quels sont les principaux facteurs de risque de contamination ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les zones proches de centrales nucléaires et les sites d'accidents nucléaires sont à risque."
}
},
{
"@type": "Question",
"name": "Les aliments importés présentent-ils un risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains aliments importés peuvent être contaminés, surtout en provenance de zones à risque."
}
},
{
"@type": "Question",
"name": "Les conditions climatiques influencent-elles la contamination ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des événements comme les pluies acides peuvent augmenter la contamination des sols et des cultures."
}
},
{
"@type": "Question",
"name": "Les populations vulnérables sont-elles plus à risque ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les enfants, les femmes enceintes et les personnes immunodéprimées sont plus vulnérables."
}
},
{
"@type": "Question",
"name": "L'alimentation biologique est-elle plus sûre ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Pas nécessairement; la contamination peut affecter tous les types d'aliments, y compris biologiques."
}
}
]
}
]
}
State Institution «National Research Center for Radiation Medicine of the National Academy of Medical Sciences of Ukraine», 53 Yuriia Illienka St., Kyiv, 04050, Ukraine.
Publications dans "Contamination radioactive des aliments" :
State Institution «National Research Center for Radiation Medicine of the National Academy of Medical Sciences of Ukraine», 53 Yuriia Illienka St., Kyiv, 04050, Ukraine.
Publications dans "Contamination radioactive des aliments" :
Division of Cancer Epidemiology and Genetics, National Cancer Institute, NIH, DHHS, 9609 Medical Center Drive, Room 7E548 MSC 9778, Bethesda, MD, 20892-9778, USA. drozdovv@mail.nih.gov.
Publications dans "Contamination radioactive des aliments" :
State Institution «National Research Center for Radiation Medicine of the National Academy of Medical Sciences of Ukraine», 53 Yuriia Illienka St., Kyiv, 04050, Ukraine.
Publications dans "Contamination radioactive des aliments" :
Office of Research and Development, Center for Environmental Solutions and Emergency Response, U.S. Environmental Protection Agency, 26 W. Martin Luther King Drive, Cincinnati, OH, 45268, USA.
Publications dans "Contamination radioactive des aliments" :
State Institution «National Research Center for Radiation Medicine of the National Academy of Medical Sciences of Ukraine», 53 Yuriia Illienka Str., Kyiv, 04050, Ukraine.
Publications dans "Contamination radioactive des aliments" :
State Institution «National Research Center for Radiation Medicine of the National Academy of Medical Sciences of Ukraine», 53 Yuriia Illienka Str., Kyiv, 04050, Ukraine.
Publications dans "Contamination radioactive des aliments" :
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...
Colonoscopy and pathology reports were reviewed retrospectively for patients with a negative mt-sDNA on the first round of screening and a positive mt-sDNA on the second round. The test-positivity rat...
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...
mt-sDNA test positive rate and PPV were similar between the first and second rounds of screening. These observations confirm the utility of a second round of mt-sDNA screening and may inform estimates...
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...