Titre : Activation virale

Activation virale : Questions médicales fréquentes

Termes MeSH sélectionnés :

Colorectal Neoplasms
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tests sont utilisés pour détecter les virus activés ?\nLes symptômes aident-ils au diagnostic ?\nPeut-on détecter un virus inactif ?\nLes biopsies sont-elles utiles pour le diagnostic ?", "url": "https://questionsmedicales.fr/mesh/D014775?mesh_terms=Colorectal+Neoplasms&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Activation virale", "description": "Quels sont les symptômes d'une activation virale ?\nLes symptômes varient-ils selon le virus ?\nL'activation virale cause-t-elle des complications ?\nLes symptômes apparaissent-ils rapidement ?\nPeut-on avoir des symptômes sans activation virale ?", "url": "https://questionsmedicales.fr/mesh/D014775?mesh_terms=Colorectal+Neoplasms&page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Activation virale", "description": "Comment prévenir l'activation virale ?\nLe lavage des mains aide-t-il à prévenir les infections ?\nLes masques protègent-ils contre les virus ?\nLes voyages augmentent-ils le risque d'activation virale ?\nLes comportements à risque augmentent-ils l'activation virale ?", "url": "https://questionsmedicales.fr/mesh/D014775?mesh_terms=Colorectal+Neoplasms&page=2#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Activation virale", "description": "Quels traitements existent pour l'activation virale ?\nLes antibiotiques sont-ils efficaces contre les virus ?\nLes vaccins aident-ils à prévenir l'activation virale ?\nComment les antiviraux agissent-ils ?\nLes traitements sont-ils les mêmes pour tous les virus ?", "url": "https://questionsmedicales.fr/mesh/D014775?mesh_terms=Colorectal+Neoplasms&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Activation virale", "description": "Quelles sont les complications possibles d'une activation virale ?\nL'activation virale peut-elle entraîner des maladies chroniques ?\nLes complications sont-elles prévisibles ?\nLes enfants sont-ils plus à risque de complications ?\nComment gérer les complications d'une activation virale ?", "url": "https://questionsmedicales.fr/mesh/D014775?mesh_terms=Colorectal+Neoplasms&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Activation virale", "description": "Quels sont les facteurs de risque d'activation virale ?\nL'âge influence-t-il le risque d'activation virale ?\nLes maladies chroniques augmentent-elles le risque ?\nLe mode de vie affecte-t-il le risque d'activation virale ?\nLe stress psychologique influence-t-il le risque ?", "url": "https://questionsmedicales.fr/mesh/D014775?mesh_terms=Colorectal+Neoplasms&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une activation virale ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Des tests sanguins et des cultures virales peuvent confirmer l'activation." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour détecter les virus activés ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les tests PCR et les sérologies sont couramment utilisés pour détecter les virus." } }, { "@type": "Question", "name": "Les symptômes aident-ils au diagnostic ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les symptômes cliniques orientent souvent vers une activation virale." } }, { "@type": "Question", "name": "Peut-on détecter un virus inactif ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Non, les tests ne détectent que les virus actifs ou en phase de réplication." } }, { "@type": "Question", "name": "Les biopsies sont-elles utiles pour le diagnostic ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les biopsies peuvent aider à identifier des infections virales localisées." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une activation virale ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Fièvre, fatigue, douleurs musculaires et éruptions cutanées sont fréquents." } }, { "@type": "Question", "name": "Les symptômes varient-ils selon le virus ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, chaque virus peut provoquer des symptômes spécifiques et variés." } }, { "@type": "Question", "name": "L'activation virale cause-t-elle des complications ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle peut entraîner des complications graves comme des pneumonies ou des encéphalites." } }, { "@type": "Question", "name": "Les symptômes apparaissent-ils rapidement ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent apparaître rapidement ou après une période d'incubation prolongée." } }, { "@type": "Question", "name": "Peut-on avoir des symptômes sans activation virale ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, d'autres maladies peuvent provoquer des symptômes similaires sans activation virale." } }, { "@type": "Question", "name": "Comment prévenir l'activation virale ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "La vaccination, l'hygiène et l'évitement des contacts sont essentiels." } }, { "@type": "Question", "name": "Le lavage des mains aide-t-il à prévenir les infections ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un bon lavage des mains réduit le risque de transmission virale." } }, { "@type": "Question", "name": "Les masques protègent-ils contre les virus ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les masques peuvent réduire la transmission des virus respiratoires." } }, { "@type": "Question", "name": "Les voyages augmentent-ils le risque d'activation virale ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les voyages peuvent exposer à de nouveaux virus et augmenter le risque." } }, { "@type": "Question", "name": "Les comportements à risque augmentent-ils l'activation virale ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des comportements comme le partage d'aiguilles augmentent le risque d'infection." } }, { "@type": "Question", "name": "Quels traitements existent pour l'activation virale ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les antiviraux, les immunomodulateurs et les soins de soutien sont utilisés." } }, { "@type": "Question", "name": "Les antibiotiques sont-ils efficaces contre les virus ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Non, les antibiotiques ne sont pas efficaces contre les infections virales." } }, { "@type": "Question", "name": "Les vaccins aident-ils à prévenir l'activation virale ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les vaccins peuvent prévenir certaines infections virales et leur activation." } }, { "@type": "Question", "name": "Comment les antiviraux agissent-ils ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Ils inhibent la réplication virale, réduisant ainsi la charge virale dans l'organisme." } }, { "@type": "Question", "name": "Les traitements sont-ils les mêmes pour tous les virus ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Non, chaque virus peut nécessiter un traitement spécifique adapté." } }, { "@type": "Question", "name": "Quelles sont les complications possibles d'une activation virale ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications comme la pneumonie, l'encéphalite ou des infections secondaires peuvent survenir." } }, { "@type": "Question", "name": "L'activation virale peut-elle entraîner des maladies chroniques ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines infections virales peuvent provoquer des maladies chroniques comme l'hépatite." } }, { "@type": "Question", "name": "Les complications sont-elles prévisibles ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Certaines complications peuvent être prévisibles selon le virus et l'état de santé de l'hôte." } }, { "@type": "Question", "name": "Les enfants sont-ils plus à risque de complications ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les enfants peuvent être plus vulnérables à certaines complications virales." } }, { "@type": "Question", "name": "Comment gérer les complications d'une activation virale ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Un suivi médical régulier et des traitements appropriés sont essentiels pour gérer les complications." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque d'activation virale ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "L'immunodépression, le stress et les voyages fréquents augmentent le risque." } }, { "@type": "Question", "name": "L'âge influence-t-il le risque d'activation virale ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes âgées et les jeunes enfants sont plus à risque." } }, { "@type": "Question", "name": "Les maladies chroniques augmentent-elles le risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des maladies comme le diabète ou le VIH augmentent le risque d'activation virale." } }, { "@type": "Question", "name": "Le mode de vie affecte-t-il le risque d'activation virale ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un mode de vie sain peut réduire le risque d'activation virale." } }, { "@type": "Question", "name": "Le stress psychologique influence-t-il le risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le stress peut affaiblir le système immunitaire et augmenter le risque d'infection." } } ] } ] }

Sources (10000 au total)

Risk and preventive factors of early-onset colorectal neoplasms: endoscopic and histological database analysis.

The incidence of early-onset colorectal neoplasms has been increasing in both Western and Eastern countries. However, the risks and preventive factors for these neoplasms in Eastern countries remain u... The data of 5580 patients who underwent colonoscopy between 2016 and 2021 were retrospectively evaluated. The primary outcome was advanced colorectal neoplasm (ACRN), defined as advanced adenomas (ade... Among 1001 patients (age ≤50 years), ACRN was found in 94 (9.4%). In this younger category, male sex (adjusted odds ratio [aOR]:2.34, 95% confidence interval [CI]:1.51-3.63) and a family history of co... The development of early-onset ACRNs was primarily associated with congenital factors, whereas that of late-onset ACRNs was associated with acquired ones. Colonoscopy is recommended for young male pat...

Tip-in EMR as an alternative to endoscopic submucosal dissection for 20- to 30-mm nonpedunculated colorectal neoplasms.

Tip-in EMR, which includes anchoring the snare tip, has recently shown a favorable en-bloc and R0 resection rate for colorectal neoplasms. Thus, Tip-in EMR may be an alternative to endoscopic submucos... This retrospective study evaluated consecutive patients who underwent Tip-in EMR or ESD for 20- to 30-mm nonpedunculated colorectal neoplasms at a Japanese tertiary cancer center between January 2014 ... Seven hundred nine lesions were evaluated. The Tip-in EMR group included 1 lesion with a nonlifting sign but no lesions with fold convergence. After propensity score matching, each group included 140 ... Tip-in EMR is comparable with ESD with respect to the local recurrence rate but has a shorter procedure time, despite the lower en-bloc and R0 resection rates for 20- to 30-mm nonpedunculated colorect...

Clinical outcomes of endoscopic submucosal dissection for colorectal neoplasms: A single-center experience in Southern Taiwan.

Endoscopic submucosal dissection (ESD) as an advanced endoscopic procedure can be considered for the removal of colorectal lesions with high suspicion of limited submucosal invasion or cannot be optim... We retrospectively enrolled 230 patients with 244 colorectal neoplasms who received ESD procedures from April 2012 to October 2020 at Kaohsiung Chang Gung Memorial Hospital. Clinicopathological data w... The average age was 64 years old, with a mean follow-up time of 22.59 months. There was a loss of follow-up in 34 lesions. Most lesions were lateral spreading tumors of the non-granular type. The aver... ESD for colorectal neoplasms is an effective and safe technique. Size ≥ 10 cm2 and endoscopist's experience < 3 years were significantly associated with long procedure time. Pre-ESD EUS provided a goo...

Risk prediction of second primary malignancies in primary colorectal neuroendocrine neoplasms patients: a population-based study.

In this study, we aimed to identify risk factors for developing second primary malignancies (SPMs) in colorectal neuroendocrine neoplasms (NENs) patients and develop a competing-risk nomogram to predi... Patients with colorectal NENs were retrospectively collected from the Surveillance, Epidemiology, and End Results (SEER) database during 2000-2013. Potential risk factors for SPMs' occurrence in color... We identified 11,017 colorectal NENs' patients, and randomly divided them into training (n = 7711 patients) and validation (n = 3306 patients) cohorts. In the whole cohort, 12.4% patients (n = 1369) h... This research identified risk factors for SPMs' occurrence in colorectal NENs' patients. Competing-risk nomogram was constructed and proved to have good performance....

Treatment indicators and prognostic factors in colorectal neuroendocrine neoplasms and adenocarcinoma with neuroendocrine differentiation: a single center retrospective study.

This study compared survival and metastasis occurrence between colorectal neuroendocrine neoplasms (cNEN) and colorectal adenocarcinoma with neuroendocrine differentiation (cNED) and further explored ... Patients diagnosed as cNEN and cNED in West China Hospital from January 2009 to December 2020 were enrolled. The diagnosis and metastasis rates were calculated. Univariate and multivariate Cox analyse... The study enrolled 435 patients, including 257 neuroendocrine tumors (NET), 52 neuroendocrine carcinomas (NEC), 29 mixed neuroendocrine-non-neuroendocrine neoplasms (MiNEN), and 97 NED patients, of wh... cNEN show high metastatic capacity and are challenging to diagnose. More aggressive treatment and follow-up strategies are necessary for those patients. NET tumor grade higher than G2, size larger tha...

Pokemon inhibits Bim transcription to promote the proliferation, anti-anoikis, invasion, histological grade, and dukes stage of colorectal neoplasms.

This study aims to determine whether Pokemon regulates Bim activity in colorectal carcinoma (CRC) carcinogenesis.... Clinical tissue samples were analyzed to detect the expression and clinicopathological significance of Pokemon and Bim in CRC. Proliferation, apoptosis, and invasion assays were conducted to identify ... Immunohistochemical analysis of 80 samples of colorectal epithelia (CRE), 80 cases of colorectal adenoma (CRA), and 160 of CRC samples revealed protein expression rates of 23.8%, 38.8%, and 70.6% for ... These findings suggest that Pokemon inhibits Bim transcription, thereby promoting CRC proliferation, resistance to apoptosis, invasion, and advancing histological grade and Dukes staging. Pokemon knoc...

Endoscopic submucosal tunnel dissection vs conventional endoscopic submucosal dissection for large colorectal neoplasms: a single-centre retrospective study.

Colorectal endoscopic submucosal dissection (ESD) is still not widely used due to its technical difficulty and the risk of complications. Several techniques, such as traction techniques, pocket techni... The charts of consecutive patients referred to the Arcispedale Santa Maria Nuova (Reggio Emilia, Italy) for colorectal ESD between January 2014 and February 2021 for colorectal neoplasms > 40 mm were ... There were 59 patients (M:F ratio 29:30, median age 70 years [range 50-93 years]). Of 59 colorectal lesions > 40 mm, 25 were removed by ESTD and 34 by CESD. The en bloc resection rate was 100% in both... ESTD achieves a very high en bloc resection rate and is faster than CESD....