Titre : Imagerie par résonance magnétique

Imagerie par résonance magnétique : Questions médicales fréquentes

Termes MeSH sélectionnés :

Reproducibility of Results
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"L'IRM peut-elle détecter des tumeurs ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'IRM est efficace pour détecter et caractériser les tumeurs dans divers tissus." } }, { "@type": "Question", "name": "L'IRM est-elle utile pour les maladies cérébrales ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet d'évaluer les AVC, les tumeurs et les maladies neurodégénératives." } }, { "@type": "Question", "name": "Peut-on utiliser l'IRM pour les articulations ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'IRM est couramment utilisée pour évaluer les lésions articulaires et les tissus mous." } }, { "@type": "Question", "name": "L'IRM peut-elle aider à diagnostiquer des maladies cardiaques ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'IRM cardiaque évalue la fonction cardiaque et les anomalies structurelles." } }, { "@type": "Question", "name": "Quels symptômes peuvent nécessiter une IRM ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs persistantes, des troubles neurologiques ou des anomalies visibles peuvent nécessiter une IRM." } }, { "@type": "Question", "name": "L'IRM peut-elle aider à évaluer des douleurs lombaires ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet d'identifier des hernies discales ou d'autres anomalies dans la colonne vertébrale." } }, { "@type": "Question", "name": "Quels signes neurologiques justifient une IRM ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des signes comme des maux de tête sévères, des vertiges ou des troubles de la vision peuvent justifier une IRM." } }, { "@type": "Question", "name": "L'IRM peut-elle détecter des anomalies vasculaires ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'IRM peut identifier des malformations vasculaires ou des thromboses dans le corps." } }, { "@type": "Question", "name": "Quels symptômes peuvent indiquer une tumeur ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs inexpliquées, des pertes de poids ou des changements d'appétit peuvent indiquer une tumeur." } }, { "@type": "Question", "name": "L'IRM peut-elle prévenir des maladies ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "L'IRM ne prévient pas les maladies, mais elle aide à détecter précocement des problèmes." } }, { "@type": "Question", "name": "Comment l'IRM contribue-t-elle à la prévention ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Elle permet un diagnostic précoce, ce qui peut améliorer les résultats de traitement." } }, { "@type": "Question", "name": "L'IRM est-elle recommandée pour les dépistages ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "L'IRM est recommandée pour le dépistage de certaines conditions, comme le cancer du sein." } }, { "@type": "Question", "name": "Peut-on utiliser l'IRM pour surveiller des facteurs de risque ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'IRM peut surveiller des facteurs de risque comme les anomalies vasculaires." } }, { "@type": "Question", "name": "L'IRM aide-t-elle à la prévention des AVC ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle peut détecter des anomalies qui augmentent le risque d'AVC, permettant une intervention précoce." } }, { "@type": "Question", "name": "L'IRM est-elle un traitement ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Non, l'IRM est un outil de diagnostic, mais elle guide les décisions de traitement." } }, { "@type": "Question", "name": "Comment l'IRM influence-t-elle le traitement ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Les résultats de l'IRM aident à planifier des interventions chirurgicales ou des traitements ciblés." } }, { "@type": "Question", "name": "L'IRM peut-elle guider des biopsies ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'IRM peut être utilisée pour guider des biopsies en localisant précisément les lésions." } }, { "@type": "Question", "name": "L'IRM est-elle utilisée pour suivre l'évolution d'une maladie ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet de surveiller l'évolution des maladies et l'efficacité des traitements." } }, { "@type": "Question", "name": "Peut-on utiliser l'IRM pour évaluer la réponse au traitement ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'IRM est utile pour évaluer la réponse des tumeurs aux traitements oncologiques." } }, { "@type": "Question", "name": "Quelles sont les complications possibles de l'IRM ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications sont rares, mais peuvent inclure des réactions allergiques au contraste." } }, { "@type": "Question", "name": "L'IRM peut-elle causer de l'anxiété ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains patients peuvent ressentir de l'anxiété en raison du bruit et de l'enfermement dans l'appareil." } }, { "@type": "Question", "name": "Y a-t-il des risques liés au contraste en IRM ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des réactions allergiques ou des problèmes rénaux peuvent survenir avec les agents de contraste." } }, { "@type": "Question", "name": "L'IRM peut-elle aggraver certaines conditions ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Dans de rares cas, l'IRM peut aggraver des conditions comme l'anxiété ou la claustrophobie." } }, { "@type": "Question", "name": "Les implants métalliques posent-ils des risques en IRM ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains implants métalliques peuvent interférer avec l'IRM ou causer des blessures." } }, { "@type": "Question", "name": "Quels facteurs de risque sont associés à l'IRM ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs de risque incluent des antécédents médicaux, des implants métalliques ou des allergies." } }, { "@type": "Question", "name": "Les femmes enceintes peuvent-elles passer une IRM ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "L'IRM est généralement évitée durant le premier trimestre, sauf en cas d'urgence médicale." } }, { "@type": "Question", "name": "Les personnes claustrophobes peuvent-elles faire une IRM ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des techniques de relaxation ou des appareils ouverts peuvent aider les personnes claustrophobes." } }, { "@type": "Question", "name": "Les allergies au contraste sont-elles un facteur de risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les antécédents d'allergies aux agents de contraste doivent être signalés avant l'IRM." } }, { "@type": "Question", "name": "Les enfants peuvent-ils passer une IRM ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'IRM est sûre pour les enfants, mais des précautions sont prises pour les calmer." } } ] } ] }

Sources (10000 au total)

Reliability, validity and clinical usability of a robotic assessment of finger proprioception in persons with multiple sclerosis.

Multiple sclerosis often leads to proprioceptive impairments of the hand. However, it is challenging to objectively assess such deficits using clinical methods, thereby also impeding accurate tracking... We aimed to evaluate test-retest reliability, validity, and clinical usability of a novel robotic assessment of hand proprioceptive impairments in persons with multiple sclerosis (pwMS).... The assessment was implemented in an existing one-degree of freedom end-effector robot (ETH MIKE) acting on the index finger metacarpophalangeal joint. It was performed by 45 pwMS and 59 neurologicall... The test-retest reliability of robotic task metrics in pwMS was good (ICC=0.69-0.87). The task could identify individuals with impaired proprioception, as indicated by the significant difference betwe... The proposed assessment is a promising alternative to commonly used clinical methods and will likely contribute to a better understanding of proprioceptive impairments in pwMS....

Development of a questionnaire to assess mothers' knowledge, attitudes and practice with regard to childhood hearing loss and Universal Newborn Hearing Screening.

The assessment of the validity and reliability of measurement tools in research provides quality data. However, evidence of the validity and reliability of parental knowledge and attitude regarding ch... To design a Knowledge, Attitudes and Practice (KAP) survey tool regarding childhood hearing loss and a Universal Newborn Hearing Screening Programme of the rural Amajuba district, KwaZulu-Natal, South... Face validity was conducted with 20 mothers and a content validity index was determined by two rounds of assessments, the first by 7 experts and the second by 3 experts. The kappa statistic was used t... The KAP tool was developed with twenty-nine items. For face validity, 97% of the participants reported that the items were clear, wording was appropriate and easy to read and the language was natural.... The study produced a valid and reliable tool that can be useful in generating quality evidence of a community's KAP with respect to childhood hearing loss and newborn hearing screening. Evidence gathe...

Agreement between maternal report and medical records on use of medications during early pregnancy in New York.

Studies evaluating associations between medication use in pregnancy and birth outcomes rely on various sources of exposure information. We sought to assess agreement between self-reported use of medic... We compared self-reported prescription medication use in early pregnancy to medical records from 184 New York women with deliveries in 2018 who participated in the Birth Defects Study To Evaluate Preg... Medications used chronically showed substantial agreement between self-report and medical records (κ = 0.75, 0.61-0.88), with agreement for therapeutic groups used chronically ranging from κ = 0.61 fo... Among our sample, we observed good agreement between self-report and medical records for medications used chronically and substantially less agreement for medications used episodically. Differences by...

A guide for maximizing the accuracy of intraoral digital scans: Part 2-Patient factors.

To describe the factors related to patient intraoral conditions that impact the scanning accuracy of intraoral scanners (IOSs). A new classification for these influencing factors is proposed to facili... Variables related to intraoral conditions of the patient that can influence the scanning accuracy of IOSs include tooth type, presence of interdental spaces, arch width variations, palate characterist... The knowledge and understanding of the patient's intraoral conditions that can impact the scanning accuracy of IOSs is a fundamental element for maximizing the accuracy of IOSs.... The patient's intraoral conditions, or patient factors, can significantly impact intraoral scanning accuracy. Dental professionals must know and understand these influencing patient factors to maximiz...

Does the use of prediction equations to correct self-reported height and weight improve obesity prevalence estimates? A pooled cross-sectional analysis of Health Survey for England data.

Adults typically overestimate height and underestimate weight compared with directly measured values, and such misreporting varies by sociodemographic and health-related factors. Using self-reported a... Population-based cross-sectional study.... 38 940 participants aged 16+ (Health Survey for England 2011-2016) with non-missing self-reported and interviewer-measured height and weight.... Comparisons between self-reported, interviewer-measured (gold standard) and corrected (based on prediction equations) body mass index (BMI: kg/m... On average, men overestimated height more than women (1.6 cm and 1.0 cm, respectively; p<0.001), while women underestimated weight more than men (2.1 kg and 1.5 kg, respectively; p<0.001). Underestima... Compared with self-reported data, applying prediction equations improved the accuracy of obesity prevalence estimates and increased sensitivity of being classified as obese. Including additional socio...