Titre : Tocophérols

Tocophérols : Questions médicales fréquentes

Termes MeSH sélectionnés :

Prostatic Neoplasms
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tocophérols peuvent-ils influencer la santé cardiovasculaire ?", "url": "https://questionsmedicales.fr/mesh/D024505?mesh_terms=Prostatic+Neoplasms&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Tocophérols", "description": "Quels facteurs augmentent le risque de carence en tocophérols ?\nLes personnes âgées sont-elles à risque de carence en tocophérols ?\nLes maladies hépatiques influencent-elles les niveaux de tocophérols ?\nLes régimes végétaliens présentent-ils un risque pour les tocophérols ?\nLes troubles digestifs augmentent-ils le risque de carence ?", "url": "https://questionsmedicales.fr/mesh/D024505?mesh_terms=Prostatic+Neoplasms&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une carence en tocophérols ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Un diagnostic se fait par des tests sanguins mesurant les niveaux de tocophérols." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour évaluer les tocophérols ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les tests sériques de vitamine E sont couramment utilisés pour évaluer les niveaux." } }, { "@type": "Question", "name": "Quels symptômes indiquent un déficit en tocophérols ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes comme la faiblesse musculaire et des troubles neurologiques peuvent indiquer un déficit." } }, { "@type": "Question", "name": "Les tocophérols sont-ils mesurables dans d'autres fluides ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent également être mesurés dans le plasma et les tissus adipeux." } }, { "@type": "Question", "name": "Quelle est la méthode de référence pour mesurer les tocophérols ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "La chromatographie liquide à haute performance (HPLC) est la méthode de référence." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une carence en tocophérols ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent la neuropathie, la faiblesse musculaire et des problèmes de vision." } }, { "@type": "Question", "name": "Les tocophérols affectent-ils la peau ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une carence peut entraîner une peau sèche et des troubles cutanés." } }, { "@type": "Question", "name": "Y a-t-il des symptômes liés à une surconsommation de tocophérols ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Une surconsommation peut causer des saignements en raison d'une inhibition de la coagulation." } }, { "@type": "Question", "name": "Les tocophérols influencent-ils la fertilité ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des niveaux adéquats de tocophérols sont importants pour la santé reproductive." } }, { "@type": "Question", "name": "Les tocophérols ont-ils un rôle dans la vision ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils protègent les cellules rétiniennes et peuvent prévenir la dégénérescence maculaire." } }, { "@type": "Question", "name": "Comment prévenir une carence en tocophérols ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée riche en graisses saines et en fruits peut prévenir la carence." } }, { "@type": "Question", "name": "Les suppléments de tocophérols sont-ils nécessaires ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Ils ne sont généralement pas nécessaires si l'alimentation est adéquate." } }, { "@type": "Question", "name": "Quels conseils diététiques pour augmenter les tocophérols ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Inclure des avocats, des amandes et des épinards dans votre alimentation quotidienne." } }, { "@type": "Question", "name": "Les tocophérols sont-ils importants pour les sportifs ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils aident à réduire le stress oxydatif et à améliorer la récupération musculaire." } }, { "@type": "Question", "name": "Les femmes enceintes doivent-elles surveiller leur apport en tocophérols ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un apport adéquat est crucial pour le développement fœtal et la santé maternelle." } }, { "@type": "Question", "name": "Comment traiter une carence en tocophérols ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement inclut des suppléments de vitamine E et des modifications alimentaires." } }, { "@type": "Question", "name": "Quels aliments sont riches en tocophérols ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Les huiles végétales, les noix, les graines et les légumes à feuilles vertes sont riches en tocophérols." } }, { "@type": "Question", "name": "Les tocophérols sont-ils disponibles sous forme médicamenteuse ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils sont disponibles sous forme de capsules ou de comprimés en pharmacie." } }, { "@type": "Question", "name": "Quelle est la posologie recommandée pour les tocophérols ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "La posologie varie, mais généralement, 15 mg par jour est recommandé pour les adultes." } }, { "@type": "Question", "name": "Les tocophérols peuvent-ils interagir avec d'autres médicaments ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent interagir avec des anticoagulants et affecter leur efficacité." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec une carence en tocophérols ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications incluent des troubles neurologiques et des problèmes de coagulation." } }, { "@type": "Question", "name": "Les tocophérols peuvent-ils affecter le système immunitaire ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une carence peut affaiblir le système immunitaire et augmenter le risque d'infections." } }, { "@type": "Question", "name": "Y a-t-il des risques liés à une surconsommation de tocophérols ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Une surconsommation peut entraîner des saignements et des troubles de la coagulation." } }, { "@type": "Question", "name": "Les tocophérols sont-ils liés à des maladies chroniques ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Des études suggèrent qu'ils peuvent jouer un rôle dans la prévention de maladies chroniques." } }, { "@type": "Question", "name": "Les tocophérols peuvent-ils influencer la santé cardiovasculaire ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent aider à réduire le risque de maladies cardiovasculaires grâce à leurs propriétés antioxydantes." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque de carence en tocophérols ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les troubles d'absorption intestinale et les régimes très faibles en graisses augmentent le risque." } }, { "@type": "Question", "name": "Les personnes âgées sont-elles à risque de carence en tocophérols ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes âgées peuvent avoir des niveaux plus bas en raison d'une absorption réduite." } }, { "@type": "Question", "name": "Les maladies hépatiques influencent-elles les niveaux de tocophérols ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les maladies hépatiques peuvent affecter le métabolisme et l'absorption des tocophérols." } }, { "@type": "Question", "name": "Les régimes végétaliens présentent-ils un risque pour les tocophérols ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un régime végétalien mal équilibré peut entraîner une carence en tocophérols." } }, { "@type": "Question", "name": "Les troubles digestifs augmentent-ils le risque de carence ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des troubles comme la maladie cœliaque peuvent réduire l'absorption des tocophérols." } } ] } ] }

Sources (10000 au total)

Presence of HPV in prostate tissue from patients submitted to prostate biopsy.

Prostate cancer (PCa) is the second most frequent cancer among men in the Western population. Infections, such as the one caused by the human papillomavirus (HPV), have been shown to promote inflammat... Prostate tissue fragments were collected by prostate biopsy and subjected to polymerase chain reaction with primers for the HPV L1 gene to identify the presence of the virus.... Among 162 patients, 10 (6.2%) had HPV and in 152 (93.8%) HPV was not identified in prostate biopsies. HPV was detected in 7/95 (7.4%) of patients with PCa, in 2/55 (3.6%) of patients without PCa, and ... There were no significant levels of HPV L1 protein in prostate tissue. The findings suggest the absence of HPV oncogenic activity in the prostate tissue of patients with PCa....

Total Prostate Specific Antigen in Prostate Cancer Screening in Hyperglycemic Individuals.

In this study, it was aimed to investigate the reliability of total prostate-specific antigen (t-PSA) in prostate cancer screening in hyperglycemic (≥126 mg/dL) individuals.... This research was planned as a cross-sectional retrospective study. Three hundred eleven cases which underwent biopsy with the suspicion of prostate cancer in the hospital were included in the study. ... It was determined that the t-PSA measurement was higher in the patient group with cancer (P < .001). It was determined that the median t-PSA levels of the intermediate and high cancer groups were high... As a contribution to literature, we found that the t-PSA test lost its sensitivity in cases with plasma glucose levels above normal. Loss of sensitivity may result in underdiagnosis in prostate cancer...

Automatic detection of prostate cancer grades and chronic prostatitis in biparametric MRI.

With emerging evidence to improve prostate cancer (PCa) screening, multiparametric magnetic prostate imaging is becoming an essential noninvasive component of the diagnostic routine. Computer-aided di... We collected 1647 fine-grained biopsy-confirmed findings, including Gleason scores and prostatitis, to form a training dataset. In our experimental framework for lesion detection, all models utilized ... An optimal model configuration with fine class granularity (prostatitis included) and OHE has scored the lesion-wise partial Free-Response Receiver Operating Characteristic (FROC) area under the curve... This paper examines several configurations for model training in the biparametric MRI setup and proposes optimal value ranges. It also shows that the fine-grained class configuration, including prosta...

Is systematic prostate biopsy an overkill in metastatic prostate carcinoma ? A prospective validation.

To assess the efficacy of 2-core prostate biopsy in advanced prostate cancer patients. This included a retrospective analysis of 12-core prostate biopsies and a prospective validation that a reduced n... The first phase analyzed retrospective data from 12-core prostate biopsies between January 2013 and 2018. In the second phase, from January 2018 to January 2022, in a prospective setting, patients wit... In the retrospective analysis, the number of positive cores in metastatic disease was 12 in 93 (73.8%), 11 in 14 (11.1%), and 10 in 7 (5.6%) patients. Using probability analysis, 94% of patients with ... A 2-core biopsy is adequate in almost all patients with metastatic prostate cancer with PSA > 75, and this avoids excess complications and morbidity associated with a systematic 12-core prostate biops...

Prostate cancer aggressiveness and financial toxicity among prostate cancer patients.

Financial toxicity (FT) is a growing concern among cancer survivors that adversely affects the quality of life and survival. Individuals diagnosed with aggressive cancers are often at a greater risk o... PCa patients enrolled in the North Carolina-Louisiana Prostate Cancer Project (PCaP) were recontacted for long-term follow-up. The prevalence of FT in the PCaP cohort was estimated. FT was estimated u... More than one-third of PCa patients reported experiencing FT. PCa aggressiveness was significantly independently associated with high FT; high aggressive PCa at diagnosis had more than twice the risk ... Aggressive PCa was associated with high FT. Future studies should collect more information about the characteristics of men with high FT and identify additional risk factors of FT....

Is prostatic adenocarcinoma with cribriform architecture more difficult to detect on prostate MRI?

Cribriform (CBFM) pattern on prostate biopsy has been implicated as a predictor for high-risk features, potentially leading to adverse outcomes after definitive treatment. This study aims to investiga... Patients who underwent multiparametric magnetic resonance imaging (mpMRI), combined 12-core transrectal ultrasound (TRUS) guided systematic (SB) and MRI/US fusion-guided biopsy were retrospectively qu... Between 2015 and 2022, a total of 131 consecutive patients with CBFM pattern on prostate biopsy and pre-biopsy mpMRI were included. Clinical feature analysis included 1572 systematic biopsy cores (114... The extent of disease for CBFM-containing tumors is difficult to capture on mpMRI. When comparing MRI lesions of similar dimensions and PIRADS scores, CBFM-containing tumors appear to have larger canc...