Les complications varient-elles selon la substance ?
Oui, les complications dépendent de la nature de la substance et de la dose reçue.
VariabilitéSubstancesComplications
#5
Quels sont les risques de réexposition ?
La réexposition peut aggraver les complications et augmenter le risque de maladies chroniques.
RéexpositionRisquesMaladies chroniques
Facteurs de risque
5
#1
Quels sont les facteurs de risque d'intoxication ?
Les facteurs incluent l'âge, le sexe, l'état de santé et l'environnement de travail.
Facteurs de risqueÂgeEnvironnement de travail
#2
Les travailleurs sont-ils plus à risque ?
Oui, les travailleurs exposés à des produits chimiques sont souvent à risque accru d'intoxication.
TravailleursExpositionIntoxication
#3
Comment l'âge influence-t-il le risque d'intoxication ?
Les jeunes enfants et les personnes âgées sont plus vulnérables aux effets toxiques.
ÂgeVulnérabilitéToxicité
#4
Les maladies préexistantes augmentent-elles le risque ?
Oui, certaines maladies peuvent rendre les individus plus sensibles aux effets toxiques.
Maladies préexistantesSensibilitéToxicité
#5
L'environnement joue-t-il un rôle dans l'intoxication ?
Oui, un environnement pollué ou des conditions de travail dangereuses augmentent le risque.
EnvironnementPollutionConditions de travail
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"name": "Comment évaluer la DL50 d'une substance ?",
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"@type": "Question",
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"@type": "Question",
"name": "La DL50 est-elle la même pour tous les organismes ?",
"position": 3,
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"@type": "Question",
"name": "Quels facteurs influencent la DL50 ?",
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"@type": "Question",
"name": "Quels symptômes indiquent une exposition à une DL50 ?",
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"@type": "Question",
"name": "Les symptômes varient selon la substance ?",
"position": 7,
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"text": "Oui, les symptômes dépendent de la nature de la substance toxique et de la dose."
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"@type": "Question",
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"position": 8,
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{
"@type": "Question",
"name": "Quels sont les signes d'une intoxication aiguë ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les signes incluent des troubles respiratoires, des douleurs abdominales et des troubles neurologiques."
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"@type": "Question",
"name": "Comment reconnaître une intoxication par un produit chimique ?",
"position": 10,
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"@type": "Answer",
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{
"@type": "Question",
"name": "Comment prévenir l'exposition à des substances toxiques ?",
"position": 11,
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"@type": "Answer",
"text": "Utiliser des équipements de protection, suivre les protocoles de sécurité et éduquer le personnel."
}
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{
"@type": "Question",
"name": "Quelles sont les mesures de sécurité en laboratoire ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les mesures incluent l'utilisation de hottes, de gants et de formation sur les risques chimiques."
}
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{
"@type": "Question",
"name": "Les réglementations aident-elles à prévenir les intoxications ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les réglementations sur l'utilisation des produits chimiques aident à réduire les risques."
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"@type": "Question",
"name": "Comment éduquer sur les dangers des substances toxiques ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des formations régulières et des affichages d'information peuvent sensibiliser aux dangers."
}
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"@type": "Question",
"name": "Les étiquettes de produits chimiques sont-elles importantes ?",
"position": 15,
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}
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"@type": "Question",
"name": "Quel est le traitement d'une intoxication aiguë ?",
"position": 16,
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"@type": "Answer",
"text": "Le traitement inclut l'élimination de la substance, le soutien des fonctions vitales et des antidotes si disponibles."
}
},
{
"@type": "Question",
"name": "Les antidotes sont-ils toujours efficaces ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, l'efficacité des antidotes dépend de la substance et du moment de l'administration."
}
},
{
"@type": "Question",
"name": "Comment gérer une exposition à une DL50 ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il faut contacter un centre antipoison et suivre les protocoles d'urgence appropriés."
}
},
{
"@type": "Question",
"name": "Quels soins sont nécessaires après une exposition ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des soins de soutien, une surveillance continue et des traitements spécifiques peuvent être nécessaires."
}
},
{
"@type": "Question",
"name": "La décontamination est-elle nécessaire ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la décontamination est souvent nécessaire pour réduire l'absorption de la substance toxique."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir après une intoxication ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des lésions organiques, des troubles neurologiques et des infections."
}
},
{
"@type": "Question",
"name": "Les effets à long terme sont possibles ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines substances peuvent causer des effets à long terme, comme des cancers ou des troubles chroniques."
}
},
{
"@type": "Question",
"name": "Comment surveiller les complications post-intoxication ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une surveillance médicale régulière est nécessaire pour détecter les complications précoces."
}
},
{
"@type": "Question",
"name": "Les complications varient-elles selon la substance ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les complications dépendent de la nature de la substance et de la dose reçue."
}
},
{
"@type": "Question",
"name": "Quels sont les risques de réexposition ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "La réexposition peut aggraver les complications et augmenter le risque de maladies chroniques."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque d'intoxication ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent l'âge, le sexe, l'état de santé et l'environnement de travail."
}
},
{
"@type": "Question",
"name": "Les travailleurs sont-ils plus à risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les travailleurs exposés à des produits chimiques sont souvent à risque accru d'intoxication."
}
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{
"@type": "Question",
"name": "Comment l'âge influence-t-il le risque d'intoxication ?",
"position": 28,
"acceptedAnswer": {
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},
{
"@type": "Question",
"name": "Les maladies préexistantes augmentent-elles le risque ?",
"position": 29,
"acceptedAnswer": {
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"text": "Oui, certaines maladies peuvent rendre les individus plus sensibles aux effets toxiques."
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},
{
"@type": "Question",
"name": "L'environnement joue-t-il un rôle dans l'intoxication ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un environnement pollué ou des conditions de travail dangereuses augmentent le risque."
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Department of Pediatrics, The First Affiliated Hospital of Guangxi Medical University, No. 6, Shuangyong Road, 530021, Nanning, Guangxi Zhuang Autonomous Region, China.
Departamento de Farmacoloxía, Farmacia e Tecnología Farmacéutica, Facultade de Veterinaria, Universidade de Santiago de Compostela, Lugo, 27002, Spain. Electronic address: andrea.boente.juncal@usc.es.
Departamento de Farmacoloxía, Farmacia e Tecnología Farmacéutica, Facultade de Veterinaria, Universidade de Santiago de Compostela, Lugo, 27002, Spain. Electronic address: mdelcarmen.vale@usc.es.
Departamento de Fisioloxía, Facultade de Veterinaria, Universidade de Santiago de Compostela, Lugo, 27002, Spain. Electronic address: merchi.camina@usc.es.
Departamento de Anatomía, Producción Animal y Ciencias Clínicas Veterinarias, Facultad de Veterinaria, Universidade de Santiago de Compostela, Lugo, 27002, Spain. Electronic address: m.cifuentes@usc.es.
Departamento de Fisioloxía, Facultade de Veterinaria, Universidade de Santiago de Compostela, Lugo, 27002, Spain. Electronic address: mmercedes.rodriguez@usc.es.
Departamento de Farmacoloxía, Farmacia e Tecnología Farmacéutica, Facultade de Veterinaria, Universidade de Santiago de Compostela, Lugo, 27002, Spain. Electronic address: luis.botana@usc.es.
Centre for Children's Burns and Trauma Research, Centre for Children's Health Research, School of Biomedical Sciences, Queensland University of Technology, 62 Graham St, South Brisbane, QLD, 4101, Australia.
Faculty of Medicine and Children's Health Research Centre, Centre for Children's Burns and Trauma Research, Centre for Children's Health Research, The University of Queensland, 62 Graham St, South Brisbane, QLD, 4101, Australia.
Centre for Children's Burns and Trauma Research, Centre for Children's Health Research, School of Biomedical Sciences, Queensland University of Technology, 62 Graham St, South Brisbane, QLD, 4101, Australia.
Heart failure (HF) is often categorized by left ventricular (LV) ejection fraction (LVEF). A new category of HF characterized by supra-normal LVEF (>65%), named HF with supra-normal ejection fraction ...
Ventricular arrhythmia (VA) commonly originate from the left ventricular summit (LVS) and results in left ventricular (LV) dysfunction in some patients; however, factors related to LV cardiomyopathy h...
Between 2013 and 2018, a total of 139 patients (60.7% men; mean age 53.2 ± 13.9 years old) underwent catheter ablation for LVS VA in two centers. Detailed patient demographics, electrocardiograms, ele...
Acute procedural success was achieved in 92.8% of patients. There were 40 patients (28.8%) with LV cardiomyopathy, and the mean LVEF improved from 37.5 ± 9.3% to 48.5 ± 10.2% after ablation (p < .001)...
In patients with VA from the LVS, PVC QRSd and AEAD are factors associated with deteriorating LV systolic function. Catheter ablation can reverse LV remodeling. Narrower QRSd and better LVEF are assoc...
Ascending aortic dilatation is a common clinical issue. In the present study, we aimed to evaluate the relationship between ascending aortic diameter with left ventricular (LV) and left atrial (LA) fu...
A total of 127 healthy participants with normal LV systolic function took part in the study. Echocardiographic measurements were obtained from each subject....
The mean age of the participants was 43 ± 14.1 years and 76 (59.8%) were female. The mean aortic diameter of the participants was 32.2 ± 4.7 mm. A negative correlation was found between aortic diamete...
A strong correlation between ascending aortic diameter with LV and LA functions, and LVMI in individuals with normal LV systolic function....
Positron emission tomography (PET) myocardial perfusion imaging (MPI) can be used to evaluate left ventricular (LV) volumes and function. We performed a head-to-head comparison of LV function and volu...
In this prospective study, 51 patients underwent [...
LVEF and LV wall motion can be accurately assessed using [...
CZT-SPECT has good agreement in the evaluation of mechanical synchronization compared with conventional SPECT. The aim of this study was to evaluate the correlation between left ventricular mechanical...
This retrospective study involved 371 patients (239 males and 132 females, mean age 61.06 ± 11.78 years old) who underwent GMPI at the Nuclear Medicine Department of Shanxi Cardiovascular Hospital fro...
PP, PSD, PHB, HS and HK were significantly different among the four groups (F = 5.20, 188.72, 202.88, 171.05, 101.36, P < 0.001). Pairwise comparison tests showed significant differences in PSD and PH...
CZT SPECT GMPI provided left ventricular mechanical contraction synchrony parameters that correlated well with left ventricular systolic function. Worse left ventricular mechanical contraction synchro...
Left ventricle myocardium has a complex micro-architecture, which was revealed to consist of myocyte bundles arranged in a series of laminar sheetlets. Recent imaging studies demonstrated that these s...
The perioperative quantification of left and right ventricular function is cornerstone to provide optimal patient care. Echocardiography has emerged as the most important cardiac imaging modality in t...
Myocardial contractility is poorly defined and difficult to compare between studies. Contractance or myocardial active strain energy density (MASED) measures the mechanical work done per unit volume (...
Data obtained from three previously published experimental studies using trabecular tissue was used to provide contemporaneous nominal stress and strain data in 18 different scenarios with different l...
We showed that calculating MASED was feasible and provided a measure of energy production (work done) per unit volume of myocardium during contraction. The new term for contractile function, contracta...
The right ventricle (RV) in hypertrophic cardiomyopathy (HCM) tends to be neglected, as previous efforts have predominantly focused on examining the prognostic value of left ventricular (LV) abnormali...
Two hundred and ninety HCM patients with preserved LV ejection fraction (LVEF ≥ 55%) and 30 age- and sex-matched controls underwent cardiovascular magnetic resonance (CMR). All patients were followed ...
When compared to controls, HCM patients exhibited lower RV and LV peak global longitudinal systolic strains on feature-tracking analysis of cine images, while RVEF and LVEF were within the normal rang...
In HCM, RV function, including RV strain, and LV strain decrease over time despite preserved LVEF. Reduction in RV but not LV function is associated with adverse cardiovascular outcomes. Assessing RV ...
Atrial fibrillation (AF) is the most common sustained arrhythmia in humans. The onset of the arrhythmia can significantly impair cardiac function. This hemodynamic deterioration has been explained by ...
Twelve patients undergoing catheter ablation for paroxysmal AF were paced simultaneously from the proximal coronary sinus and the His bundle region according to prescribed sequences of irregular R-R i...
Simulated AF led to significant impairment of left ventricular systolic and diastolic function. Both loss of atrial contraction and heart rate irregularity significantly contributed to hemodynamic imp...
Our findings strengthen the rationale for therapeutic strategies aiming at rhythm control and heart rate regularization in patients with AF....