Titre : Biguanides

Biguanides : Questions médicales fréquentes

Termes MeSH sélectionnés :

Sensitivity and Specificity
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"headline": "Symptômes sur Biguanides", "description": "Quels sont les effets secondaires des biguanides ?\nComment reconnaître une hypoglycémie ?\nQuels symptômes peuvent indiquer une acidose lactique ?\nQuels signes indiquent une mauvaise gestion du diabète ?\nComment les biguanides affectent-ils l'appétit ?", "url": "https://questionsmedicales.fr/mesh/D001645?mesh_terms=Sensitivity+and+Specificity&page=3#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Biguanides", "description": "Comment prévenir le diabète de type 2 ?\nQuels facteurs de risque sont modifiables ?\nComment le poids corporel influence-t-il le diabète ?\nQuel rôle joue l'activité physique dans la prévention ?\nLes contrôles médicaux réguliers sont-ils importants ?", "url": "https://questionsmedicales.fr/mesh/D001645?mesh_terms=Sensitivity+and+Specificity&page=3#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Biguanides", "description": "Comment les biguanides agissent-ils ?\nQuels sont les principaux biguanides utilisés ?\nQuand commencer un traitement par biguanides ?\nQuels sont les dosages habituels de metformine ?\nLes biguanides peuvent-ils être combinés avec d'autres médicaments ?", "url": "https://questionsmedicales.fr/mesh/D001645?mesh_terms=Sensitivity+and+Specificity&page=3#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Biguanides", "description": "Quelles sont les complications du diabète mal contrôlé ?\nComment prévenir les complications liées au diabète ?\nQuels sont les signes d'une neuropathie diabétique ?\nComment le diabète affecte-t-il la santé rénale ?\nQuels examens sont nécessaires pour surveiller les complications ?", "url": "https://questionsmedicales.fr/mesh/D001645?mesh_terms=Sensitivity+and+Specificity&page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Biguanides", "description": "Quels sont les principaux facteurs de risque du diabète ?\nL'hérédité joue-t-elle un rôle dans le diabète ?\nComment le stress influence-t-il le diabète ?\nLe tabagisme est-il un facteur de risque ?\nQuel impact a l'alimentation sur le risque de diabète ?", "url": "https://questionsmedicales.fr/mesh/D001645?mesh_terms=Sensitivity+and+Specificity&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer le diabète de type 2 ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le diagnostic se fait par des tests de glycémie, comme la glycémie à jeun ou l'HbA1c." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour évaluer la résistance à l'insuline ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Le test de tolérance au glucose et l'indice HOMA-IR sont couramment utilisés." } }, { "@type": "Question", "name": "Quels symptômes indiquent un diabète non contrôlé ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent soif excessive, urination fréquente et fatigue persistante." } }, { "@type": "Question", "name": "Comment évaluer l'efficacité des biguanides ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "L'efficacité est évaluée par la réduction de la glycémie et l'amélioration de l'HbA1c." } }, { "@type": "Question", "name": "Quels sont les critères de diagnostic du diabète ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Les critères incluent une glycémie à jeun ≥ 7 mmol/L ou HbA1c ≥ 6,5%." } }, { "@type": "Question", "name": "Quels sont les effets secondaires des biguanides ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les effets secondaires peuvent inclure des troubles gastro-intestinaux et des douleurs abdominales." } }, { "@type": "Question", "name": "Comment reconnaître une hypoglycémie ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Les signes incluent tremblements, sueurs, confusion et palpitations." } }, { "@type": "Question", "name": "Quels symptômes peuvent indiquer une acidose lactique ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent fatigue extrême, douleurs musculaires et respiration rapide." } }, { "@type": "Question", "name": "Quels signes indiquent une mauvaise gestion du diabète ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Les signes incluent des infections fréquentes, des plaies qui guérissent lentement et des troubles de la vision." } }, { "@type": "Question", "name": "Comment les biguanides affectent-ils l'appétit ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Les biguanides peuvent réduire l'appétit, contribuant ainsi à la perte de poids chez certains patients." } }, { "@type": "Question", "name": "Comment prévenir le diabète de type 2 ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Un mode de vie sain, incluant une alimentation équilibrée et de l'exercice régulier, aide à prévenir le diabète." } }, { "@type": "Question", "name": "Quels facteurs de risque sont modifiables ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "L'obésité, le manque d'activité physique et une alimentation déséquilibrée sont modifiables." } }, { "@type": "Question", "name": "Comment le poids corporel influence-t-il le diabète ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Un excès de poids augmente la résistance à l'insuline, augmentant le risque de diabète." } }, { "@type": "Question", "name": "Quel rôle joue l'activité physique dans la prévention ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "L'activité physique régulière améliore la sensibilité à l'insuline et aide à contrôler le poids." } }, { "@type": "Question", "name": "Les contrôles médicaux réguliers sont-ils importants ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des contrôles réguliers aident à détecter précocement le diabète et à gérer les risques." } }, { "@type": "Question", "name": "Comment les biguanides agissent-ils ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Ils diminuent la production de glucose par le foie et augmentent la sensibilité à l'insuline." } }, { "@type": "Question", "name": "Quels sont les principaux biguanides utilisés ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "La metformine est le biguanide le plus couramment prescrit pour le diabète de type 2." } }, { "@type": "Question", "name": "Quand commencer un traitement par biguanides ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement commence généralement après un diagnostic de diabète de type 2 et un échec des changements de mode de vie." } }, { "@type": "Question", "name": "Quels sont les dosages habituels de metformine ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Les doses varient de 500 mg à 2000 mg par jour, selon la tolérance et la réponse du patient." } }, { "@type": "Question", "name": "Les biguanides peuvent-ils être combinés avec d'autres médicaments ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent être combinés avec d'autres antidiabétiques pour un meilleur contrôle glycémique." } }, { "@type": "Question", "name": "Quelles sont les complications du diabète mal contrôlé ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent des maladies cardiovasculaires, des neuropathies et des problèmes rénaux." } }, { "@type": "Question", "name": "Comment prévenir les complications liées au diabète ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Un bon contrôle glycémique et des examens réguliers aident à prévenir les complications." } }, { "@type": "Question", "name": "Quels sont les signes d'une neuropathie diabétique ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Les signes incluent des picotements, des engourdissements et des douleurs dans les membres." } }, { "@type": "Question", "name": "Comment le diabète affecte-t-il la santé rénale ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Le diabète peut entraîner une néphropathie, affectant la fonction rénale et provoquant des complications." } }, { "@type": "Question", "name": "Quels examens sont nécessaires pour surveiller les complications ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Des examens réguliers de la fonction rénale, des pieds et des yeux sont essentiels." } }, { "@type": "Question", "name": "Quels sont les principaux facteurs de risque du diabète ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent l'obésité, l'âge avancé, l'hérédité et le mode de vie sédentaire." } }, { "@type": "Question", "name": "L'hérédité joue-t-elle un rôle dans le diabète ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un antécédent familial de diabète augmente le risque de développer la maladie." } }, { "@type": "Question", "name": "Comment le stress influence-t-il le diabète ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Le stress peut affecter la glycémie et la gestion du diabète, augmentant le risque de complications." } }, { "@type": "Question", "name": "Le tabagisme est-il un facteur de risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme augmente le risque de diabète et de complications cardiovasculaires." } }, { "@type": "Question", "name": "Quel impact a l'alimentation sur le risque de diabète ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation riche en sucres et en graisses saturées augmente le risque de diabète." } } ] } ] }

Sources (10000 au total)

Sensitivity and Specificity of US and CT as Diagnostic Tools for Pediatric Lateral Neck Abscesses.

Ultrasound (US) and computed tomography (CT) are commonly used in the diagnosis of pediatric neck abscesses. The objective of this study is to determine the sensitivity and specificity of US and CT in... Retrospective review of pediatric patients admitted to a tertiary care center from January 1, 2011, to December 31, 2020, with neck abscesses.... Tertiary care center.... The sensitivity and specificity of US and CT were calculated by comparing imaging performed within 24 h of incision and drainage (I&D). Multiple regression was used to evaluate the association of clin... There were 171 patients included in this study, with a median age of 1.5 years (interquartile range [IQR]: 1-5 years). I&D was done in 156 patients (91.2%), while 15 (8.8%) were treated with antibioti... Neck US has a low sensitivity for diagnosing pediatric neck abscesses, when compared to CT, but remains a useful initial investigation given its high PPV. Clinicians should have a low threshold for pu... Level 4....

Sensitivity and specificity of microRNA-204, CA125, and CA19.9 as biomarkers for diagnosis of ovarian cancer.

Ovarian cancer is usually detected at later stages and no effective screening approach, has been identified. Therefore, sensitive and specific biomarkers for detecting ovarian cancer are urgently need... This study aimed to investigate the efficacy of six biomarkers for the early clinical diagnosis of ovarian cancer.... The study included 120 patients (benign ovarian tumors and early and late ovarian carcinoma) and 30 control healthy volunteers. MiRNA-204, CA125, CA19.9, hepcidin, microfibril-associated glycoprotein ... The combined area under the receiver operating characteristic curves for miRNA-204, CA125, and CA19.9 were 0.938, 1.000, and 0.998 for benign tumors and early and late ovarian carcinomas, respectively... The positive predictivity of miRNA-204, CA125, and CA19.9 for ovarian cancer is high (59.57%, 58.24%, and 61.67%, respectively). Thus, the combination of these three biomarkers is a good diagnostic to...

Parental sensitivity and specificity to recognize shunt malfunction in their child: a single-center prospective study.

The objective of this study was to estimate the diagnostic performance (sensitivity, specificity, positive predictive value, and negative predictive value) for recognizing ventriculoperitoneal shunt (... A prospective cohort study was conducted between 2021 and 2022 including all patients 0-18 years of age who had a VPS and attended the hospital's ER with symptoms that could correspond to VPS blockage... Ninety-one patients were surveyed, and 59.3% showed evidence of a confirmed VPS blockage. Parental sensitivity was 66.7%, with a specificity of 21.6%. An association was found between parents who coul... Parents who are more knowledgeable of their child's disease, as well as parents who have good communication with their neurosurgeon, were found to have better diagnostic sensitivity....

Comparison of different plaque indices with regard to sensitivity and specificity for the quantification of plaque during orthodontic therapy.

To compare four plaque indices used in orthodontics. An objective, quantitative plaque index and three subjective conventional plaque indices were analyzed. The study included n = 50 photographs of n ...

Sensitivity and specificity of nuclear medicines (DTPA and DMSA) with magnetic resonance imaging in diagnosing bone metastasis.

The frequency of bone metastases in individuals increases at advanced stages of cancer, mostly in patients suffering from lung, breast, or prostate cancer. The study aims to evaluate the effectiveness... Retrospective study design was adopted for the analysis of 120 recruited patients (with the presence of bone metastasis) following a series of examinations and tests.... Better sensitivity (73.33%) and specificity (94.66%) for MRI as compared to SPECT. MRI also proved to be more sensitive (68%) and specific (95.74%), as compared to the findings of the CT scan.... The results conclude that MRI provided favorable diagnostic performance for bone metastasis. It emphasizes that diagnosis using MRI may enable practitioners to devise optimal carcinoma treatment strat...

Sensitivity and specificity of using exercise heart rate in a thermoneutral environment to predict heat tolerance status.

Following heat illness, a return to activity may require passing a heat tolerance test (HTT). However, there are several logistical limitations to the widespread use of the HTT. Thus, it would be adva... Sixty-five subjects visited the lab on 3 separate days. The first visit consisted of completing a maximal oxygen uptake (VO2 max) test to assess cardiovascular fitness. For lab visits 2 and 3, subject... Forty-eight subjects were classified as heat-intolerant and 17 subjects as heat-tolerant. Using the criterion of a HR ≥130 bpm at 30 min of exercise in the thermoneutral environment, specificity (54%)... Exercise in a thermoneutral environment had a positive predictive value of 100%, thus, if a subject has a HR ≥130 bpm at 30 min of exercise in a thermoneutral environment, they are very likely to fail...