Titre : Virulence

Virulence : Questions médicales fréquentes

Termes MeSH sélectionnés :

Nutritional Status
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"position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des indices comme le LD50 (dose létale) permettent de quantifier la virulence." } }, { "@type": "Question", "name": "Quels signes cliniques indiquent une virulence élevée ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Une virulence élevée se manifeste par des symptômes graves, une progression rapide de la maladie." } }, { "@type": "Question", "name": "Comment les tests génétiques aident-ils au diagnostic ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Les tests génétiques identifient des gènes de virulence spécifiques, facilitant le diagnostic." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une infection virulente ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes varient, mais incluent fièvre, douleur, inflammation et fatigue intense." } }, { "@type": "Question", "name": "La virulence influence-t-elle la gravité des symptômes ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une virulence élevée entraîne souvent des symptômes plus graves et des complications." } }, { "@type": "Question", "name": "Quels symptômes sont associés à des bactéries hautement virulentes ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes comme septicémie, choc toxique et défaillance multi-organes peuvent survenir." } }, { "@type": "Question", "name": "Les symptômes varient-ils selon le pathogène ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, chaque pathogène a un profil symptomatique distinct en fonction de sa virulence." } }, { "@type": "Question", "name": "Comment les symptômes évoluent-ils avec la virulence ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Une virulence accrue peut entraîner une progression rapide et des symptômes plus sévères." } }, { "@type": "Question", "name": "Comment prévenir les infections virulentes ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "La prévention inclut l'hygiène, la vaccination et l'éducation sur les modes de transmission." } }, { "@type": "Question", "name": "Les mesures d'hygiène réduisent-elles la virulence ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une bonne hygiène diminue la transmission et donc l'impact de la virulence." } }, { "@type": "Question", "name": "Quel rôle joue la vaccination dans la virulence ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "La vaccination prépare le système immunitaire, réduisant ainsi la virulence des infections." } }, { "@type": "Question", "name": "Les campagnes de sensibilisation sont-elles efficaces ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles augmentent la connaissance des risques et des mesures préventives contre la virulence." } }, { "@type": "Question", "name": "Comment le contrôle des infections aide-t-il à prévenir la virulence ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Le contrôle des infections limite la propagation des agents pathogènes virulents dans la population." } }, { "@type": "Question", "name": "Quels traitements sont efficaces contre les infections virulentes ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les antibiotiques, antiviraux et traitements symptomatiques sont utilisés selon le pathogène." } }, { "@type": "Question", "name": "La résistance aux antibiotiques affecte-t-elle la virulence ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la résistance peut augmenter la virulence en rendant les infections plus difficiles à traiter." } }, { "@type": "Question", "name": "Comment la virulence influence-t-elle le choix du traitement ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Une virulence élevée nécessite souvent des traitements plus agressifs et une surveillance étroite." } }, { "@type": "Question", "name": "Les vaccins peuvent-ils réduire la virulence ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les vaccins peuvent diminuer la virulence en préparant le système immunitaire à réagir." } }, { "@type": "Question", "name": "Quels sont les défis dans le traitement des infections virulentes ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Les défis incluent la résistance aux médicaments, la virulence variable et les co-infections." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec une virulence élevée ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications comme la septicémie, l'insuffisance organique et la mort peuvent survenir." } }, { "@type": "Question", "name": "La virulence peut-elle entraîner des complications à long terme ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines infections virulentes peuvent causer des séquelles chroniques et des maladies persistantes." } }, { "@type": "Question", "name": "Comment gérer les complications liées à la virulence ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "La gestion inclut un traitement rapide, un suivi médical et des soins de soutien appropriés." } }, { "@type": "Question", "name": "Les complications varient-elles selon le pathogène ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, chaque pathogène peut entraîner des complications spécifiques en fonction de sa virulence." } }, { "@type": "Question", "name": "Quels facteurs aggravent les complications virulentes ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "L'âge, les comorbidités et l'immunodépression peuvent aggraver les complications virulentes." } }, { "@type": "Question", "name": "Quels sont les principaux facteurs de risque de virulence ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent l'âge, l'état immunitaire, les maladies chroniques et l'exposition environnementale." } }, { "@type": "Question", "name": "L'immunodépression augmente-t-elle la virulence ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes immunodéprimées sont plus susceptibles de développer des infections virulentes." } }, { "@type": "Question", "name": "Comment l'environnement influence-t-il la virulence ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Des conditions environnementales comme l'hygiène et la densité de population affectent la virulence." } }, { "@type": "Question", "name": "Les habitudes de vie peuvent-elles affecter la virulence ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des habitudes comme le tabagisme et l'alcoolisme peuvent augmenter le risque d'infections virulentes." } }, { "@type": "Question", "name": "Les voyages augmentent-ils le risque de virulence ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les voyages peuvent exposer à des agents pathogènes virulents non présents localement." } } ] } ] }

Sources (10000 au total)

Association between masseter muscle volume, nutritional status, and cognitive status in older people.

Clinical evidence has suggested that oral function is associated with cognitive, physical, and nutritional status of older people. A smaller volume of masseter, a crucial muscle for mastication, was a... We recruited 19 patients with mild cognitive impairment (MCI), 15 patients with Alzheimer's disease (AD), and 28 sex and age-matched non-cognitive impairment (non-CI) older subjects. The number of mis... The MVI was significantly lower in the AD group, compared to the MCI as well as the non-CI group. Multiple regression analyses revealed that the MVI was significantly associated with nutritional statu... Our findings suggested that in addition to the NMT and MP, masseter volume is a critical oral factor associated with cognitive impairment.... Reduction of MVI should be carefully monitored for patients with dementia and frailty, to whom a lower MVI may indicate worse nutrient intake....

Persistent inflammation and nutritional status in Duchenne muscular dystrophy.

Duchenne muscular dystrophy (DMD) involves muscle fragility, sarcolemma instability, and chronic inflammation. This study aims to identify the inflammatory profile of DMD patients and evaluate associa... We performed a cross-sectional study nested in a cohort to obtain sociodemographics, illness time, use of medications, and supplement data through interviews and the patient's medical records. Then, w... Forty-four male participants, aged 4.3-24.2 years, were evaluated. Concerning nutritional status, 18 participants were eutrophic. The fat mass increased and the lean mass decreased from the beginning ... A persistent inflammatory profile was observed in the patients evaluated. The data suggest that maintaining adequate nutritional status and body composition is important for determining the inflammati...

The Nutritional Status of Chronic Obstructive Pulmonary Disease Exacerbators.

Malnutrition is underdiagnosed in chronic obstructive pulmonary disease.... This study aimed to evaluate the nutritional status of COPD patients and the link between dyspnea and nutritional status.... This longitudinal observational study included patients hospitalized with exacerbated COPD. Nutritional status was assessed using Nutrition Risk Screening 2002, anthropometric, and biochemical assessm... Thirty patients were evaluated. According to the Nutrition Risk Screening 2002, half of the patients were at increased risk of malnutrition. 36.7% were classified as malnourished if we only considered... The number of patients classified as malnourished changed with the method under analysis. The tricipital skin fold parameter was strongly associated with the dyspnea score. Most patients had adipose t...

The effect of chemotherapy on symptoms and nutritional status in children with cancer.

This observational study carried out to determine the incidence of poor nutritional status and symptom burden in children undergoing chemotherapy treatment.... The research data collected from 187 children between the ages of 7-18 at pediatric hematology-oncology units in Izmir. The data of the study collected with Screening Tool for Risk of impaired Nutriti... Patients reported a mean (SD) of 14.1 (8.1; range, 1-30) symptoms, and 43.9% were underweight. According to the STRONGkids, 62% had a high risk for malnutrition. The incidence of all symptoms increase... Most of the patients were at high risk of malnutrition. It observed that chemotherapy treatment led to malnutrition. The patients with high risk for malnutrition according to the STRONGkids and severe...

A systematic review of the nutritional status of adults experiencing homelessness.

To identify, appraise, and describe studies focussing on the nutritional characteristics of people experiencing homelessness (PEH).... Systematic (narrative) review.... We identified full-text studies of any design and in the English language of adults (≥18 years) fulfilling the European Typology criteria for homelessness, based in community or hospital settings, and... A total of 1130 studies were identified and retrieved. After screening, six studies were included for review: three cross-sectional studies; two case-control studies; and one randomised control trial,... A majority of PEH are within unhealthy BMI ranges and are deficient in serum micronutrients and nutritional biomarkers. Studies using large data sets that examine multiple aspects of nutrition are nee... This systematic review is based on a prespecified protocol registered with the International Prospective Register of Systematic Reviews (PROSPERO CRD42021218900)....

Nutritional status of children affected by X-linked adrenoleukodystrophy.

Adrenoleukodystrophy (ALD) is a rare X-linked metabolic disorder that causes the accumulation of very-long-chain fatty acids (VLCFAs) (C26:0) and the subsequent variety of clinical and neurological sy... All patients underwent a clinical and neurological evaluation and a comprehensive nutritional assessment. The association of VLCFA concentrations with dietary lipids was assessed.... Nine boys (11.49 ± 3.61 years) were enrolled in a cross-sectional study. All patients were normal weight, with normal resting energy expenditure. Only six of nine patients followed the low-fat diet an... No children were found to be malnourished or overweight or obese; however, half of the children reported excessive body fat, probably as a result of the pharmacotherapies. A low-fat diet could be adju...

The prognostic value of immune-nutritional status in metastatic colorectal cancer: Prognostic Nutritional Index (PNI).

A low Prognostic Nutritional Index (PNI) value, which reflects immune nutrition and inflammation around the tumor, is associated with an unfavorable prognosis, and it was aimed to reveal its prognosti... In our retrospective cross-sectional study, patients with a diagnosis of metastatic colorectal disease without active infection, between January 2010 and December 2016 were included. The PNI values at... The mean PNI value of 253 patients included in the study was 46.6. While 53.75% (n = 136) of the patients had a PNI value of 46.6 and above, 46.25% (n = 117) had a PNI value below 46.6. The overall su... PNI is a simple and inexpensive index that evaluates the immunonutritional status, and it is a prognostic marker that can be easily used in patients with metastatic colorectal cancer as in other cance...