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"name": "Diagnostic",
"headline": "Diagnostic sur Chimérisme",
"description": "Comment diagnostiquer le chimérisme ?\nQuels tests sont utilisés pour le chimérisme ?\nLe chimérisme peut-il être détecté par échographie ?\nQuels signes cliniques peuvent indiquer un chimérisme ?\nLe chimérisme est-il héréditaire ?",
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"description": "Comment traiter le chimérisme ?\nLe chimérisme nécessite-t-il une intervention chirurgicale ?\nLes médicaments peuvent-ils aider au chimérisme ?\nY a-t-il des traitements naturels pour le chimérisme ?\nLe suivi médical est-il nécessaire pour le chimérisme ?",
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"description": "Quels sont les facteurs de risque du chimérisme ?\nLe chimérisme est-il plus fréquent chez certaines populations ?\nLes greffes augmentent-elles le risque de chimérisme ?\nLes antécédents médicaux influencent-ils le chimérisme ?\nLe chimérisme est-il lié à des facteurs environnementaux ?",
"url": "https://questionsmedicales.fr/mesh/D046528?mesh_terms=Neoplasm+Recurrence,+Local&page=4#section-facteurs de risque"
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"@type": "Question",
"name": "Comment diagnostiquer le chimérisme ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le diagnostic se fait par analyse génétique, notamment par PCR ou séquençage."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour le chimérisme ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests incluent l'analyse de l'ADN, les tests de compatibilité tissulaire et les marqueurs génétiques."
}
},
{
"@type": "Question",
"name": "Le chimérisme peut-il être détecté par échographie ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, l'échographie ne peut pas détecter le chimérisme, seul un test génétique est fiable."
}
},
{
"@type": "Question",
"name": "Quels signes cliniques peuvent indiquer un chimérisme ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des signes cliniques peuvent inclure des anomalies immunitaires ou des différences phénotypiques."
}
},
{
"@type": "Question",
"name": "Le chimérisme est-il héréditaire ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, le chimérisme n'est généralement pas héréditaire, il résulte d'événements embryonnaires."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes du chimérisme ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes varient, mais peuvent inclure des anomalies cutanées ou des troubles immunitaires."
}
},
{
"@type": "Question",
"name": "Le chimérisme cause-t-il des douleurs ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le chimérisme en soi ne cause pas de douleurs, mais des complications peuvent en entraîner."
}
},
{
"@type": "Question",
"name": "Peut-on avoir des symptômes sans chimérisme ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, de nombreux symptômes peuvent être causés par d'autres conditions médicales."
}
},
{
"@type": "Question",
"name": "Le chimérisme affecte-t-il la croissance ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il peut affecter la croissance si des anomalies génétiques ou hormonales sont présentes."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes spécifiques au chimérisme ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des différences de pigmentation ou des anomalies immunitaires peuvent être spécifiques."
}
},
{
"@type": "Question",
"name": "Peut-on prévenir le chimérisme ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le chimérisme ne peut pas être prévenu car il résulte d'événements embryonnaires."
}
},
{
"@type": "Question",
"name": "Y a-t-il des facteurs de risque pour le chimérisme ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs de risque incluent des grossesses multiples ou des transfusions sanguines."
}
},
{
"@type": "Question",
"name": "Les tests prénataux peuvent-ils détecter le chimérisme ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests prénataux standard ne détectent pas le chimérisme, des tests génétiques spécifiques sont nécessaires."
}
},
{
"@type": "Question",
"name": "Le chimérisme est-il lié à des pratiques médicales ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines pratiques comme les greffes peuvent augmenter le risque de chimérisme."
}
},
{
"@type": "Question",
"name": "Les femmes enceintes doivent-elles se méfier du chimérisme ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'y a pas de mesures préventives spécifiques pour les femmes enceintes concernant le chimérisme."
}
},
{
"@type": "Question",
"name": "Comment traiter le chimérisme ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement dépend des symptômes et peut inclure des thérapies immunosuppressives."
}
},
{
"@type": "Question",
"name": "Le chimérisme nécessite-t-il une intervention chirurgicale ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Rarement, sauf si des complications graves nécessitent une intervention spécifique."
}
},
{
"@type": "Question",
"name": "Les médicaments peuvent-ils aider au chimérisme ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des médicaments immunosuppresseurs peuvent être prescrits pour gérer les symptômes."
}
},
{
"@type": "Question",
"name": "Y a-t-il des traitements naturels pour le chimérisme ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de traitements naturels prouvés pour le chimérisme, consultez un médecin."
}
},
{
"@type": "Question",
"name": "Le suivi médical est-il nécessaire pour le chimérisme ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un suivi régulier est essentiel pour surveiller les complications potentielles."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec le chimérisme ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des troubles immunitaires, des rejets de greffe ou des cancers."
}
},
{
"@type": "Question",
"name": "Le chimérisme peut-il causer des cancers ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines formes de chimérisme peuvent augmenter le risque de cancers spécifiques."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications du chimérisme ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "La gestion implique un suivi médical régulier et des traitements adaptés aux symptômes."
}
},
{
"@type": "Question",
"name": "Le chimérisme affecte-t-il le système immunitaire ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le chimérisme peut entraîner des dysfonctionnements du système immunitaire."
}
},
{
"@type": "Question",
"name": "Y a-t-il des risques de rejet avec le chimérisme ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le rejet peut survenir si des cellules étrangères sont reconnues par le système immunitaire."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque du chimérisme ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les grossesses multiples et les transfusions sanguines sont des facteurs de risque connus."
}
},
{
"@type": "Question",
"name": "Le chimérisme est-il plus fréquent chez certaines populations ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'y a pas de données précises, mais les grossesses multiples peuvent augmenter le risque."
}
},
{
"@type": "Question",
"name": "Les greffes augmentent-elles le risque de chimérisme ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les greffes d'organes peuvent introduire des cellules étrangères, entraînant un chimérisme."
}
},
{
"@type": "Question",
"name": "Les antécédents médicaux influencent-ils le chimérisme ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents de transfusions ou de greffes peuvent augmenter le risque de chimérisme."
}
},
{
"@type": "Question",
"name": "Le chimérisme est-il lié à des facteurs environnementaux ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Actuellement, il n'existe pas de preuves solides liant le chimérisme à des facteurs environnementaux."
}
}
]
}
]
}
The availability of high-quality patient-reported outcome (PRO) data is crucial to guiding shared decision-making in the context of locally recurrent rectal cancer (LRRC), where potential treatment be...
PubMed, Embase and CINAHL databases were searched, including studies published up until 14...
Thirty-five studies including 1914 patients with LRRC were identified. None of the studies included in the review met all eleven criteria for the quality of reporting of PROMs. Seventeen PROMs and two...
None of the PROMs which are currently being used to report PROs in LRRC have been validated for use in this cohort of patients. Future studies in this disease area should focus on utilising PROMs that...
The aim of this study was to clarify the suitable radial margin (RM) for favourable outcomes after pelvic exenteration (PE), focusing on the discrepancy between the concepts of circumferential resecti...
Seventy-three patients with locally advanced (LARC, n = 24) or locally recurrent rectal cancer (LRRC, n = 49) who underwent PE between 2006 and 2018 were retrospectively analysed. Patients were histol...
The rates of traditional R0 (RM > 0 mm) and wide RM were 75.3% and 61.6%, respectively, resulting in the discrepancy rate of 13.7% between the two concepts. Preoperative radiotherapy was given in 12.3...
Narrow and exposed RMs had an almost equal impact on local recurrence and poor OS after PE. Preoperative radiotherapy might have a key role to ensure a wide RM....
This study aimed to examine the efficacy and toxicity of reirradiation in patients with locally recurrent oral, pharyngeal, and laryngeal cancers. We conducted a retrospective, multi-institutional ana...
The present study aimed to evaluate the effectiveness and safety of various salvage treatments to treat locally recurrent nasopharyngeal carcinoma (IrNPC). A comprehensive search was conducted to gath...
The extent of residual disease after neoadjuvant chemotherapy (NAC) can be quantified by the Residual Cancer Burden (RCB), a prognostic tool used to estimate survival outcomes in breast cancer. This s...
The study reviewed 532 women with breast cancer who underwent NAC between 2010 and 2016. Relapse in the ipsilateral breast, skin/subcutis at the surgical site, chest wall, pectoralis, or regional lymp...
Overall, 5.5% of the patients experienced an LRR after a median follow-up period of 65 months. The 5-year LRCI rates by RCB were as follows: RCB-0 (0.9%), RCB-1 (3.2%), RCB-2 (6.0%), and RCB-3 (12.9%)...
The study results demonstrate a significant association between LRCI and increasing RCB, although distant recurrence is a substantial driver of disease outcomes. Future prospective studies should exam...
Primary sternal chondrosarcoma, although rare, is the most common malignant tumor of the sternum. The gold standard treatment is complete surgical excision, which frequently causes the instability of ...
A 60-year-old male patient was diagnosed with primary sternum chondrosarcoma and underwent surgical excision with negative resection margins. Later, he was found to have two local recurrences at 11 mo...
The seeding theories have been reported more frequently with relation to diagnostic biopsy procedures, tumor manipulation and self-seeding tumors. The patient developed two local recurrences despite t...
Currently, the high recurrence rate still forms severe challenges in hepatocellular carcinoma (HCC) treatment. The GALAD score, including age, gender, alpha-fetoprotein (AFP), lens culinaris agglutini...
This study included 390 HCC patients after local ablation at Beijing You'an Hospital from January 1, 2018, to December 31, 2022. Firstly, the area under the receiver operating characteristic (ROC) cur...
The ROC curve (AUC: 0.749) and KM curve showed the GALAD score had good predictive ability and could clearly stratify patients into two groups through the risk of recurrence. Prognostic factors select...
This research displayed that the GALAD score is an effective model for predicting the recurrence of HCC. Meanwhile, we found the poor prognosis of the high-risk group and created a nomogram for these ...
We compared the clinical outcomes of second breast conserving therapy (2ndBCT) versus salvage mastectomy (sMT) for the treatment of ipsilateral breast tumour recurrences (IBTR). 195 patients who prese...
Pre-operative assessment with high-resolution magnetic resonance imaging (MRI) is useful for assessing the risk of local recurrence (LR) and survival in rectal cancer. However, few studies have explor...
A retrospective study was performed on 176 patients who underwent neoadjuvant treatment and curative-intent surgery. Patients were divided into two groups according to the morphology of the anterior m...
Morphometric analysis showed that 90 (51.1%) patients had linear type anterior mesorectal morphology, while 86 (48.9%) had triangular type anterior mesorectal morphology. Compared to triangular type a...
The classification established in this study was a simple way to describe morphological characteristics of the anterior mesorectum. The combination of linear type anterior mesorectal morphology and an...
Appropriate patient selection within the context of a multidisciplinary team (MDT) is key to good clinical outcomes. The current evidence base for factors that guide the decision-making process in loc...
A registry-based, prospective cohort study was undertaken of patients referred to our specialist MDT between 2015 and 2019. Data were collected on patients and disease characteristics including perfor...
In total, 325 patients were identified; 72.7% of patients with LARC and 63.6% of patients with LRRC were offered treatment with curative intent (...
Our study identifies a number of preoperative, prognostic factors that affect MDT decision-making and overall survival....