Titre : Jumeaux dizygotes

Jumeaux dizygotes : Questions médicales fréquentes

Termes MeSH sélectionnés :

Lymph Node Excision
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"https://questionsmedicales.fr/mesh/D014429?mesh_terms=Lymph+Node+Excision&page=3#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Jumeaux dizygotes", "description": "Quels traitements sont disponibles pour les jumeaux dizygotes ?\nComment gérer une grossesse gémellaire ?\nLes jumeaux dizygotes nécessitent-ils des soins spéciaux ?\nQuels sont les conseils pour les parents de jumeaux dizygotes ?\nY a-t-il des traitements pour les complications des jumeaux ?", "url": "https://questionsmedicales.fr/mesh/D014429?mesh_terms=Lymph+Node+Excision&page=3#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Jumeaux dizygotes", "description": "Quelles sont les complications possibles des jumeaux dizygotes ?\nLes jumeaux dizygotes ont-ils un risque accru de maladies ?\nComment gérer les complications pendant la grossesse ?\nLes jumeaux dizygotes nécessitent-ils une surveillance spéciale ?\nQuelles sont les conséquences à long terme des jumeaux dizygotes ?", "url": "https://questionsmedicales.fr/mesh/D014429?mesh_terms=Lymph+Node+Excision&page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Jumeaux dizygotes", "description": "Quels sont les facteurs de risque pour avoir des jumeaux dizygotes ?\nL'alimentation influence-t-elle la conception de jumeaux ?\nLes antécédents familiaux augmentent-ils le risque de jumeaux ?\nLe nombre de grossesses précédentes influence-t-il les jumeaux ?\nLes traitements hormonaux augmentent-ils le risque de jumeaux ?", "url": "https://questionsmedicales.fr/mesh/D014429?mesh_terms=Lymph+Node+Excision&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment identifier des jumeaux dizygotes ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "L'échographie et les tests génétiques peuvent confirmer la dizygotie." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour le diagnostic ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les tests ADN et l'analyse des caractéristiques physiques aident au diagnostic." } }, { "@type": "Question", "name": "Les jumeaux dizygotes ont-ils des gènes identiques ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Non, ils partagent environ 50% de leurs gènes, comme des frères et sœurs ordinaires." } }, { "@type": "Question", "name": "Peut-on prédire la naissance de jumeaux dizygotes ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Des facteurs comme l'hérédité et l'âge de la mère peuvent influencer la probabilité." } }, { "@type": "Question", "name": "Les jumeaux dizygotes sont-ils plus fréquents dans certaines populations ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la fréquence varie selon les ethnies et les régions géographiques." } }, { "@type": "Question", "name": "Quels symptômes peuvent indiquer des jumeaux dizygotes ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes de grossesse peuvent être plus prononcés, comme un ventre plus gros." } }, { "@type": "Question", "name": "Les jumeaux dizygotes présentent-ils des différences physiques ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent avoir des caractéristiques physiques distinctes, comme la couleur des yeux." } }, { "@type": "Question", "name": "Y a-t-il des complications spécifiques aux jumeaux dizygotes ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Les complications peuvent inclure un risque accru de prématurité et de faible poids à la naissance." } }, { "@type": "Question", "name": "Les jumeaux dizygotes partagent-ils des maladies ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent partager certaines maladies, mais le risque est généralement plus faible que pour les jumeaux monozygotes." } }, { "@type": "Question", "name": "Comment les jumeaux dizygotes se développent-ils in utero ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Ils se développent dans des sacs amniotiques séparés, ce qui réduit les risques de complications." } }, { "@type": "Question", "name": "Peut-on prévenir la naissance de jumeaux dizygotes ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Il n'est pas possible de prévenir la conception de jumeaux dizygotes, car cela dépend de la biologie." } }, { "@type": "Question", "name": "Quels facteurs peuvent augmenter les chances d'avoir des jumeaux ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "L'âge de la mère, l'hérédité et l'utilisation de traitements de fertilité peuvent augmenter les chances." } }, { "@type": "Question", "name": "Les traitements de fertilité augmentent-ils les jumeaux dizygotes ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les traitements de fertilité, comme la FIV, augmentent le risque de jumeaux dizygotes." } }, { "@type": "Question", "name": "Y a-t-il des conseils pour une grossesse gémellaire saine ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation saine, l'exercice modéré et des soins prénatals réguliers sont recommandés." } }, { "@type": "Question", "name": "Comment le mode de vie influence-t-il les jumeaux ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Un mode de vie sain peut améliorer les résultats de grossesse, mais ne prévient pas les jumeaux." } }, { "@type": "Question", "name": "Quels traitements sont disponibles pour les jumeaux dizygotes ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements sont généralement liés à la grossesse, comme le suivi prénatal régulier." } }, { "@type": "Question", "name": "Comment gérer une grossesse gémellaire ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée et des visites médicales fréquentes sont essentielles." } }, { "@type": "Question", "name": "Les jumeaux dizygotes nécessitent-ils des soins spéciaux ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "En général, ils ne nécessitent pas de soins spéciaux, sauf en cas de complications." } }, { "@type": "Question", "name": "Quels sont les conseils pour les parents de jumeaux dizygotes ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Il est conseillé de se préparer à des besoins différents pour chaque enfant et de demander de l'aide." } }, { "@type": "Question", "name": "Y a-t-il des traitements pour les complications des jumeaux ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des traitements peuvent être nécessaires pour des complications comme la prématurité." } }, { "@type": "Question", "name": "Quelles sont les complications possibles des jumeaux dizygotes ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent la prématurité, le faible poids à la naissance et des problèmes de santé." } }, { "@type": "Question", "name": "Les jumeaux dizygotes ont-ils un risque accru de maladies ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent avoir un risque accru de certaines maladies, mais moins que les jumeaux monozygotes." } }, { "@type": "Question", "name": "Comment gérer les complications pendant la grossesse ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Un suivi médical régulier et une attention particulière aux signes de complications sont essentiels." } }, { "@type": "Question", "name": "Les jumeaux dizygotes nécessitent-ils une surveillance spéciale ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une surveillance accrue est souvent nécessaire pour détecter les complications précoces." } }, { "@type": "Question", "name": "Quelles sont les conséquences à long terme des jumeaux dizygotes ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Les conséquences peuvent inclure des défis émotionnels et sociaux, mais varient selon les individus." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque pour avoir des jumeaux dizygotes ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "L'hérédité, l'âge de la mère et les traitements de fertilité sont des facteurs de risque connus." } }, { "@type": "Question", "name": "L'alimentation influence-t-elle la conception de jumeaux ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Certaines études suggèrent que des régimes riches en produits laitiers peuvent augmenter les chances." } }, { "@type": "Question", "name": "Les antécédents familiaux augmentent-ils le risque de jumeaux ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, avoir des jumeaux dans la famille peut augmenter les chances d'avoir des jumeaux dizygotes." } }, { "@type": "Question", "name": "Le nombre de grossesses précédentes influence-t-il les jumeaux ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les femmes ayant eu plusieurs grossesses ont plus de chances d'avoir des jumeaux dizygotes." } }, { "@type": "Question", "name": "Les traitements hormonaux augmentent-ils le risque de jumeaux ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les traitements hormonaux pour la fertilité peuvent augmenter le risque de jumeaux dizygotes." } } ] } ] }

Sources (7973 au total)

N1 lymph node detection in lymph node harvesting in non-small cell lung cancer: Formaldehyde exposure is a drawback?

This study aimed to evaluate the effect of lymph node dissection method on staging results, diagnosis of tumor metastasis in single or multiple N1 lymph nodes and survival rates in patients with non-s... Patients with NSCLC who underwent anatomic resection between September 2014 and October 2019 were examined prospectively. All patients with similar clinico-demographic characteristics were randomly as... There were no significant differences in N1 lymph node positivity between the two groups (p = 0.482). On average 9.08 lymph node sampling was performed in the surgical group and 2.39 in the pathology ... It is easier to detect lymph node involvement without introducing formaldehyde into the sample. We recommend that N1 lymph node dissection be performed on fresh specimens to detect more lymph node inv...

Single-cell profile of tumor and immune cells in primary breast cancer, sentinel lymph node, and metastatic lymph node.

Little is known about the host-tumor interaction in the lymph-node basin at a single cell level. This study examines single cell sequences in breast cancer nodal metastases of a patient with triple-ne... The primary breast tumor, sentinel lymph node, an adjacent lymph node with metastatic involvement and a clinically normal-appearing lymph node were collected during surgery. Single-cell sequencing was... 14,016 cells were clustered into 6 cell subpopulations. Cancer cells demonstrated the molecular characteristics of TNBC basal B subtype and highly expressed genes in the MAPK signaling cascade. Tumor-... Single-cell sequencing analysis suggested that the sentinel lymph node was the initial meeting site of tumor infiltration and immune response, where partial T lymphocytes perform anti-tumor activity, ...

National Practice Patterns in the Management of the Regional Lymph Node Basin After Positive Sentinel Lymph Node Biopsy for Cutaneous Melanoma.

Immediate completion lymph node dissection (CLND) for patients with sentinel lymph node (SLN) metastasis from cutaneous melanoma has been replaced largely by ultrasound nodal surveillance since the pu... Patients with a diagnosis of cutaneous melanoma in 2016 and 2018 without clinical nodal disease who underwent sentinel lymph node biopsy (SLNB) were identified from the National Cancer Database (NCDB)... Of the 3517 patients included in the study, 1405 had disease diagnosed in 2016. The patients with cutaneous melanoma diagnosed in 2016 had a median age of 60 years and a tumor thickness of 2.3 mm comp... The rates of CLND have decreased nationally. However, patients with head/neck primary tumors who live in rural locations are more likely to undergo CLND, highlighting populations for which treatment m...

[Radiologic evaluation of lymph nodes in cancer patients].

In solid tumors, the detection of locoregional lymph node metastases is of decisive importance not only for the prognosis but also for selecting the correct treatment. Various noninvasive imaging meth... This article presents the general principles of noninvasive lymph node diagnostics and discusses the value of the clinically available imaging modalities, ultrasound (US), computed tomography (CT), ma... Literature search and summary of the clinical and scientific experience of the authors.... The available imaging procedures are divided into (1) morphological (US, CT, MRI) and (2) functional modalities (PET, special MRI). The former capture structural lymph node parameters, such as size an... Currently, none of the available modalities have sufficient accuracy to replace lymph node dissection in all oncological scenarios. One of the major challenges for interdisciplinary oncological resear...

Histology of metastatic colorectal cancer in a lymph node.

A primary colorectal cancer (CRC) tumor can contain heterogeneous cancer cells. As clones of cells with different properties metastasize to lymph nodes (LNs), they could show different morphologies. C... Our study enrolled 318 consecutive patients with CRC who underwent primary tumor resection with lymph node dissection between January 2011 and June 2016. 119 (37.4%) patients who had metastatic LNs (m... The histologies of the cancer cells in the mLNs were classified into four types: tubular, cribriform, poorly differentiated, and mucinous. Same degree of pathologically diagnosed differentiation in th... Histology in LNM from CRC might indicate the heterogeneity and malignant phenotype of the disease....

A CT-based radiomics model for predicting lymph node metastasis in hepatic alveolar echinococcosis patients to support lymph node dissection.

Hepatic alveolar echinococcosis (AE) is a severe zoonotic parasitic disease, and accurate preoperative prediction of lymph node (LN) metastasis in AE patients is crucial for disease management, but it... A total of 100 hepatic AE patients who underwent hepatectomy and hepatoduodenal ligament LN dissection at Qinghai Provincial People's Hospital between January 2016 and August 2023 were included in the... A total of 7 radiomics features associated with LN status were selected using LASSO regression. The classification performances of the training set and validation set were consistent, with area under ... In this study, we established and evaluated a radiomics-based prediction model for LN metastasis in patients with hepatic AE using CT imaging. Our findings may provide a valuable reference for clinici...

Bilateral inguinal lymph-node dissection vs. unilateral inguinal lymph-node dissection and dynamic sentinel node biopsy in clinical N1 squamous cell carcinoma of the penis.

To evaluate the role of unilateral inguinal lymph-node dissection (ILND) plus contralateral dynamic sentinel node biopsy (DSNB) vs. bilateral ILND in clinical N1 (cN1) penile squamous cell carcinoma (... Within our institutional database (1980-2020, included), we identified 61 consecutive cT1-4 cN1 cM0 patients with histological confirmed peSCC who underwent either unilateral ILND plus DSNB (26) or bi... Median age was 54 years (Interquartile range [IQR]: 48-60 years). Median follow-up was 68 months (IQR 21-105 months). Most patients had pT1 (23 %) or pT2 (54.1%), as well as G2 (47.5%) or G3 (23%) tum... In patients with cN1 peSCC the risk of occult contralateral nodal disease is comparable to cN0 high risk peSCC and the gold standard, namely bilateral ILND, may be replaced by unilateral ILND and cont...

Prediction of the number of positive axillary lymph nodes according to sentinel lymph node involvement and biological subtypes in patients receiving neoadjuvant chemotherapy.

Sentinel lymph node biopsy (SLNB) has replaced axillary lymph node dissection (ALND) for assessing axillary lymph node status in clinically node-negative breast cancer patients. However, the approach ... After NAC, 150 clinically node-negative patients were included. The relationships between clinicopathologic parameters and the number of positive lymph nodes in SLNBs and ALNDs were assessed through b... Among 150 patients, 78 patients had negative SLNBs, and 72 patients had positive SLNBs. According to the ALND data of 21 patients with SLNB1+, there was no additional node involvement (80.8%), 1-2 lym... The number of SLNB-positive nodes, tumor-related parameters, and response to treatment may predict no additional nodes to be positive at ALND....