Titre : Agénésie du corps calleux

Agénésie du corps calleux : Questions médicales fréquentes

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Agénésie du corps calleux", "description": "Comment l'agénésie du corps calleux est-elle diagnostiquée ?\nQuels tests sont utilisés pour confirmer le diagnostic ?\nL'échographie peut-elle détecter cette condition ?\nQuels signes cliniques peuvent indiquer cette malformation ?\nL'agénésie du corps calleux est-elle toujours visible à la naissance ?", "url": "https://questionsmedicales.fr/mesh/D061085?page=3#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Agénésie du corps calleux", "description": "Quels sont les symptômes courants de cette condition ?\nL'agénésie du corps calleux cause-t-elle des troubles émotionnels ?\nLes convulsions sont-elles fréquentes chez ces patients ?\nY a-t-il des problèmes de vision associés ?\nLes troubles de l'équilibre sont-ils courants ?", "url": "https://questionsmedicales.fr/mesh/D061085?page=3#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Agénésie du corps calleux", "description": "Peut-on prévenir l'agénésie du corps calleux ?\nLes soins prénataux peuvent-ils aider ?\nY a-t-il des facteurs environnementaux à éviter ?\nLes antécédents familiaux influencent-ils le risque ?\nLes vaccinations pendant la grossesse sont-elles sûres ?", "url": "https://questionsmedicales.fr/mesh/D061085?page=3#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Agénésie du corps calleux", "description": "Quel est le traitement principal pour l'agénésie du corps calleux ?\nLes médicaments sont-ils utilisés pour traiter cette condition ?\nLa rééducation est-elle bénéfique ?\nLes interventions psychologiques sont-elles recommandées ?\nY a-t-il des traitements alternatifs disponibles ?", "url": "https://questionsmedicales.fr/mesh/D061085?page=3#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Agénésie du corps calleux", "description": "Quelles complications peuvent survenir avec cette condition ?\nL'agénésie du corps calleux peut-elle affecter la vie quotidienne ?\nY a-t-il un risque accru de troubles psychiatriques ?\nLes problèmes d'apprentissage sont-ils fréquents ?\nDes problèmes de socialisation peuvent-ils survenir ?", "url": "https://questionsmedicales.fr/mesh/D061085?page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Agénésie du corps calleux", "description": "Quels sont les facteurs de risque connus ?\nL'âge maternel influence-t-il le risque ?\nLes infections pendant la grossesse sont-elles un risque ?\nL'usage de drogues pendant la grossesse est-il un facteur de risque ?\nLes troubles métaboliques maternels influencent-ils le risque ?", "url": "https://questionsmedicales.fr/mesh/D061085?page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment l'agénésie du corps calleux est-elle diagnostiquée ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Elle est généralement diagnostiquée par imagerie cérébrale, comme l'IRM." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour confirmer le diagnostic ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "L'IRM et le scanner cérébral sont les principaux tests pour confirmer l'agénésie." } }, { "@type": "Question", "name": "L'échographie peut-elle détecter cette condition ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'échographie prénatale peut parfois détecter l'agénésie du corps calleux." } }, { "@type": "Question", "name": "Quels signes cliniques peuvent indiquer cette malformation ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Des retards de développement, des troubles cognitifs ou des anomalies neurologiques peuvent indiquer la malformation." } }, { "@type": "Question", "name": "L'agénésie du corps calleux est-elle toujours visible à la naissance ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Pas toujours, certains cas peuvent ne pas être détectés immédiatement après la naissance." } }, { "@type": "Question", "name": "Quels sont les symptômes courants de cette condition ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent des retards de développement, des troubles d'apprentissage et des problèmes de coordination." } }, { "@type": "Question", "name": "L'agénésie du corps calleux cause-t-elle des troubles émotionnels ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains patients peuvent éprouver des difficultés émotionnelles et comportementales." } }, { "@type": "Question", "name": "Les convulsions sont-elles fréquentes chez ces patients ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les convulsions peuvent survenir chez certains patients atteints d'agénésie du corps calleux." } }, { "@type": "Question", "name": "Y a-t-il des problèmes de vision associés ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Des problèmes de vision peuvent survenir, notamment des troubles de la perception visuelle." } }, { "@type": "Question", "name": "Les troubles de l'équilibre sont-ils courants ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des troubles de l'équilibre et de la coordination peuvent être observés." } }, { "@type": "Question", "name": "Peut-on prévenir l'agénésie du corps calleux ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Il n'existe pas de méthode de prévention connue pour cette malformation congénitale." } }, { "@type": "Question", "name": "Les soins prénataux peuvent-ils aider ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Des soins prénataux appropriés peuvent aider à détecter des anomalies, mais pas à prévenir l'agénésie." } }, { "@type": "Question", "name": "Y a-t-il des facteurs environnementaux à éviter ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Éviter l'exposition à des substances nocives pendant la grossesse peut réduire les risques de malformations." } }, { "@type": "Question", "name": "Les antécédents familiaux influencent-ils le risque ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents familiaux de malformations peuvent augmenter le risque d'agénésie." } }, { "@type": "Question", "name": "Les vaccinations pendant la grossesse sont-elles sûres ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines vaccinations sont recommandées et sûres pendant la grossesse pour protéger le fœtus." } }, { "@type": "Question", "name": "Quel est le traitement principal pour l'agénésie du corps calleux ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Il n'existe pas de traitement curatif, mais des thérapies peuvent aider à gérer les symptômes." } }, { "@type": "Question", "name": "Les médicaments sont-ils utilisés pour traiter cette condition ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments peuvent être prescrits pour gérer les symptômes comme les convulsions." } }, { "@type": "Question", "name": "La rééducation est-elle bénéfique ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la rééducation physique et cognitive peut améliorer les compétences fonctionnelles." } }, { "@type": "Question", "name": "Les interventions psychologiques sont-elles recommandées ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un soutien psychologique peut aider à gérer les défis émotionnels et comportementaux." } }, { "@type": "Question", "name": "Y a-t-il des traitements alternatifs disponibles ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Certaines approches alternatives peuvent être explorées, mais elles doivent être discutées avec un médecin." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec cette condition ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent des troubles cognitifs, des problèmes de développement et des convulsions." } }, { "@type": "Question", "name": "L'agénésie du corps calleux peut-elle affecter la vie quotidienne ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle peut entraîner des défis dans les activités quotidiennes et l'autonomie." } }, { "@type": "Question", "name": "Y a-t-il un risque accru de troubles psychiatriques ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains patients peuvent développer des troubles psychiatriques au cours de leur vie." } }, { "@type": "Question", "name": "Les problèmes d'apprentissage sont-ils fréquents ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des difficultés d'apprentissage sont courantes chez les personnes atteintes." } }, { "@type": "Question", "name": "Des problèmes de socialisation peuvent-ils survenir ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des difficultés de socialisation et d'interaction peuvent être observées." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque connus ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs de risque incluent des antécédents familiaux et certaines anomalies chromosomiques." } }, { "@type": "Question", "name": "L'âge maternel influence-t-il le risque ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un âge maternel avancé peut augmenter le risque de malformations congénitales." } }, { "@type": "Question", "name": "Les infections pendant la grossesse sont-elles un risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Certaines infections, comme la rubéole, peuvent augmenter le risque de malformations." } }, { "@type": "Question", "name": "L'usage de drogues pendant la grossesse est-il un facteur de risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'usage de drogues et d'alcool pendant la grossesse peut augmenter le risque." } }, { "@type": "Question", "name": "Les troubles métaboliques maternels influencent-ils le risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains troubles métaboliques peuvent être associés à un risque accru de malformations." } } ] } ] }

Sources (1028 au total)

Imaginative elaboration in agenesis of the corpus callosum: topic modeling and perplexity.

Previous studies have found deficits in imaginative elaboration and social inference to be associated with agenesis of the corpus callosum (ACC; Renteria-Vasquez et al., 2022; Turk et al., 2009). In t... Topic modeling was employed utilizing Latent Diritchlet Allocation to characterize the narrative responses to the pictures used in the TAT. A measure of the difference between models (perplexity) was ... Group differences in perplexity were statistically significant overall, and for each card individually (... TAT narratives from persons with ACC were normally coherent, but more conventional (i.e., more similar to the core text) compared to those of neurotypical controls. Individuals with ACC can make conve...

Early Fetal Corpus Callosum: Demonstrating Normal Growth and Detecting Pathologies in Early Pregnancy.

A malformed corpus callosum carries a risk for abnormal neurodevelopment. The advent of high-frequency transducers offers the opportunity to assess corpus callosum development in early pregnancy. The ... We performed a prospective cross-sectional study between 2020 and 2022 in well-dated, low-risk, singleton pregnancies between 13 and 19 weeks of gestation. A standardized image was obtained in the mid... One hundred eighty-seven fetuses were included in the study. All cases met inclusion criteria. At 13 weeks of gestation, the margins of the early corpus callosum were sufficiently clear to be measured... Provided is a nomogram of the early fetal corpus callosum. Applying imaging criteria helped to identify a case of complete agenesis of the corpus callosum as early as 14 weeks....

Prenatal Diagnosed Agenesis of the Corpus Callosum: Identifying the Underlying Genetic Etiologies.

To assess the genetic etiologies underlying agenesis of the corpus callosum (ACC) and its pregnancy outcomes in the era of next-generation sequencing.... A retrospective analysis was conducted on prospectively collected prenatal ACC cases in which amniocentesis was performed between January 2016 and December 2022. ACC was divided into non-isolated and ... Sixty-eight fetuses with ACC were enrolled in this study. CMA detected eight cases with pathogenic copy number variants (CNVs) and all were non-isolated ACC, with a detection rate of 11.8% (8/68). Amo... We highlight the efficacy of prenatal ES in determining the genetic etiology of ACC, whether isolated or not. Favorable neurodevelopmental outcomes were observed when ACC was isolated and with normal ...

Abnormalities of the corpus callosum. Can prenatal imaging predict the genetic status? Correlations between imaging phenotype and genotype.

Recent studies have evaluated prenatal exome sequencing (pES) for abnormalities of the corpus callosum (CC). The objective of this study was to compare imaging phenotype and genotype findings.... This multicenter retrospective study included fetuses with abnormalities of the CC between 2018 and 2020 by ultrasound and/or MRI and for which pES was performed. Abnormalities of the CC were classifi... 113 fetuses were included. pES identified P/LP variants for 3/29 isolated cACC, 3/19 isolated pACC, 0/10 isolated sCC, 5/10 isolated CD, 5/13 non-isolated cACC, 3/6 non-isolated pACC, 8/11 non-isolate... P/LP variants were more frequent in CD and in non-isolated abnormalities of the CC. No such variants were detected for fetuses with isolated sCC, IHC and PL....

Fetal agenesis of the corpus callosum: Clinical and genetic analysis in a series of 40 patients.

This study aimed to explore the genetic causes of agenesis of the corpus callosum (ACC) and assess the utility of karyotype analysis, copy number variation sequencing (CNV-seq), and whole-exome sequen... We retrospectively examined 40 fetuses diagnosed with ACC who underwent prenatal ultrasonography or magnetic resonance imaging between January 2019 and October 2023. Genetic tests were conducted on th... Among the 40 fetuses, 29 (72 %) had non-isolated ACC and 11 (28 %) had isolated ACC. Cerebellar dysplasia and hydrocephalus were the most common abnormal developments in the central nervous system. Tw... Prenatal genetic analysis of fetuses with ACC is clinically significant, with monogenic disorders being the main cause. WES may enhance the detection rate of fetuses with ACC with negative karyotype a...

Imaging characteristics and neurosurgical outcome in subjects with agenesis of the corpus callosum and interhemispheric cysts.

To explore the relationships between clinical-radiological features and surgical outcomes in subjects with interhemispheric cysts (IHC) and corpus callosum anomalies.... We reviewed the clinico-radiological and neurosurgical data of 38 patients surgically treated with endoscopic fenestration, shunting, or combined approaches from 2000 to 2018 (24 males, median age 9 y... Median age at first surgery was 4 months (mean follow-up 8.3 years). Eighteen individuals (47.3%) required > 1 intervention due to IHC regrowth and/or shunt malfunction. Larger preoperative IHC volume... Endoscopic fenestration and shunting approaches are both effective but often require multiple procedures especially in younger patients. Larger IHC are more frequently complicated by cyst regrowth aft...