Titre : Arachidonate lipoxygenases

Arachidonate lipoxygenases : Questions médicales fréquentes

Termes MeSH sélectionnés :

Diffusion Tensor Imaging
{ "@context": "https://schema.org", "@graph": [ { "@type": "MedicalWebPage", "name": "Arachidonate lipoxygenases : Questions médicales les plus fréquentes", "headline": "Arachidonate lipoxygenases : Comprendre les symptômes, diagnostics et traitements", "description": "Guide complet et accessible sur les Arachidonate lipoxygenases : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.", "datePublished": "2024-01-15", "dateModified": "2025-04-09", "inLanguage": "fr", "medicalAudience": [ { "@type": "MedicalAudience", "name": "Grand public", "audienceType": "Patient", "healthCondition": { "@type": "MedicalCondition", "name": "Arachidonate lipoxygenases" }, "suggestedMinAge": 18, "suggestedGender": "unisex" }, { "@type": "MedicalAudience", "name": "Médecins", "audienceType": "Physician", "geographicArea": { "@type": "AdministrativeArea", "name": "France" } }, { "@type": "MedicalAudience", "name": "Chercheurs", "audienceType": "Researcher", "geographicArea": { "@type": "AdministrativeArea", "name": "International" } } ], "reviewedBy": { "@type": "Person", "name": "Dr Olivier Menir", "jobTitle": "Expert en Médecine", "description": "Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale", "url": "/static/pages/docteur-olivier-menir.html", "alumniOf": { "@type": "EducationalOrganization", "name": "Université Paris Descartes" } }, "isPartOf": { "@type": "MedicalWebPage", "name": "Lipoxygénases", "url": "https://questionsmedicales.fr/mesh/D058945", "about": { "@type": "MedicalCondition", "name": "Lipoxygénases", "code": { "@type": "MedicalCode", "code": "D058945", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "D12.776.556.579.374.568" } } }, "hasPart": [ { "@type": "MedicalWebPage", "name": "Arachidonate 5-lipoxygenase", "alternateName": "Arachidonate 5-Lipoxygenase", "url": "https://questionsmedicales.fr/mesh/D001094", "about": { "@type": "MedicalCondition", "name": "Arachidonate 5-lipoxygenase", "code": { "@type": "MedicalCode", "code": "D001094", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "D12.776.556.579.374.568.500.020" } } }, { "@type": "MedicalWebPage", "name": "Arachidonate 12-lipoxygenase", "alternateName": "Arachidonate 12-Lipoxygenase", "url": "https://questionsmedicales.fr/mesh/D001092", "about": { "@type": "MedicalCondition", "name": "Arachidonate 12-lipoxygenase", "code": { "@type": "MedicalCode", "code": "D001092", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "D12.776.556.579.374.568.500.025" } } }, { "@type": "MedicalWebPage", "name": "Arachidonate 15-lipoxygenase", "alternateName": "Arachidonate 15-Lipoxygenase", "url": "https://questionsmedicales.fr/mesh/D001093", "about": { "@type": "MedicalCondition", "name": "Arachidonate 15-lipoxygenase", "code": { "@type": "MedicalCode", "code": "D001093", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "D12.776.556.579.374.568.500.030" } } } ], "about": { "@type": "MedicalCondition", "name": "Arachidonate lipoxygenases", "alternateName": "Arachidonate Lipoxygenases", "code": { "@type": "MedicalCode", "code": "D001091", "codingSystem": "MeSH" } }, "author": [ { "@type": "Person", "name": "Hartmut Kuhn", "url": "https://questionsmedicales.fr/author/Hartmut%20Kuhn", "affiliation": { "@type": "Organization", "name": "Department of Biochemistry, Charité-Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Charitéplatz 1, D-10117 Berlin, Germany." } }, { "@type": "Person", "name": "Dagmar Heydeck", "url": "https://questionsmedicales.fr/author/Dagmar%20Heydeck", "affiliation": { "@type": "Organization", "name": "Department of Biochemistry, Charité-Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt Universität Zu Berlin, Charitéplatz 1, 10117, Berlin, Germany." } }, { "@type": "Person", "name": "Deok-Kun Oh", "url": "https://questionsmedicales.fr/author/Deok-Kun%20Oh", "affiliation": { "@type": "Organization", "name": "Department of Bioscience and Biotechnology, Konkuk University, Seoul, 05029, Republic of Korea. deokkun@konkuk.ac.kr." } }, { "@type": "Person", "name": "Sabine Stehling", "url": "https://questionsmedicales.fr/author/Sabine%20Stehling", "affiliation": { "@type": "Organization", "name": "Department of Biochemistry, Charité-Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Charitéplatz 1, D-10117 Berlin, Germany." } }, { "@type": "Person", "name": "Michael Rothe", "url": "https://questionsmedicales.fr/author/Michael%20Rothe", "affiliation": { "@type": "Organization", "name": "Lipidomix GmbH, Robert-Rössle-Straße 10, 13125, Berlin, Germany." } } ], "citation": [ { "@type": "ScholarlyArticle", "name": "Advanced muscle imaging in adolescent elite rowers utilizing diffusion tensor imaging: Association of imaging findings with stroke typology.", "datePublished": "2023-11-29", "url": "https://questionsmedicales.fr/article/38019893", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1371/journal.pone.0294693" } }, { "@type": "ScholarlyArticle", "name": "Evaluating the renal mild tubulointerstitial damage and renal function in IgAN patients: a comparative study based on diffusion kurtosis imaging and diffusion tensor imaging.", "datePublished": "2023-02-07", "url": "https://questionsmedicales.fr/article/36749369", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1007/s00261-023-03822-3" } }, { "@type": "ScholarlyArticle", "name": "Role of diffusion tensor imaging in neurological prognostication in spinal tuberculosis - A prospective pilot study.", "datePublished": "2022-09-30", "url": "https://questionsmedicales.fr/article/36279624", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1016/j.ejrad.2022.110530" } }, { "@type": "ScholarlyArticle", "name": "Diffusion Tensor Imaging in Boys With Adrenoleukodystrophy: Identification of Cerebral Disease and Association With Neurocognitive Outcomes.", "datePublished": "2024-08-16", "url": "https://questionsmedicales.fr/article/39151102", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1212/WNL.0000000000209764" } }, { "@type": "ScholarlyArticle", "name": "A systematic review of repeatability and reproducibility studies of diffusion tensor imaging of cervical spinal cord.", "datePublished": "2023-10-03", "url": "https://questionsmedicales.fr/article/37751162", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1259/bjr.20221019" } } ], "breadcrumb": { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "questionsmedicales.fr", "item": "https://questionsmedicales.fr" }, { "@type": "ListItem", "position": 2, "name": "Acides aminés, peptides et protéines", "item": "https://questionsmedicales.fr/mesh/D000602" }, { "@type": "ListItem", "position": 3, "name": "Protéines", "item": "https://questionsmedicales.fr/mesh/D011506" }, { "@type": "ListItem", "position": 4, "name": "Métalloprotéines", "item": "https://questionsmedicales.fr/mesh/D008667" }, { "@type": "ListItem", "position": 5, "name": "Protéines de liaison au fer", "item": "https://questionsmedicales.fr/mesh/D033862" }, { "@type": "ListItem", "position": 6, "name": "Protéines à fer non hème", "item": "https://questionsmedicales.fr/mesh/D019159" }, { "@type": "ListItem", "position": 7, "name": "Lipoxygénases", "item": "https://questionsmedicales.fr/mesh/D058945" }, { "@type": "ListItem", "position": 8, "name": "Arachidonate lipoxygenases", "item": "https://questionsmedicales.fr/mesh/D001091" } ] } }, { "@type": "MedicalWebPage", "name": "Article complet : Arachidonate lipoxygenases - Questions et réponses", "headline": "Questions et réponses médicales fréquentes sur Arachidonate lipoxygenases", "description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.", "datePublished": "2025-05-16", "inLanguage": "fr", "hasPart": [ { "@type": "MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Arachidonate lipoxygenases", "description": "Comment diagnostiquer une dysfonction des lipoxygénases ?\nQuels tests sont utilisés pour évaluer l'activité des lipoxygénases ?\nLes tests génétiques sont-ils utiles pour les lipoxygénases ?\nQuels symptômes peuvent indiquer un problème avec les lipoxygénases ?\nPeut-on mesurer les niveaux de lipoxygénases dans le sang ?", "url": "https://questionsmedicales.fr/mesh/D001091?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Arachidonate lipoxygenases", "description": "Quels symptômes sont liés à une surproduction de leucotriènes ?\nLes douleurs articulaires peuvent-elles être liées aux lipoxygénases ?\nComment les lipoxygénases affectent-elles la peau ?\nLes allergies peuvent-elles être influencées par les lipoxygénases ?\nQuels signes indiquent une inflammation due aux lipoxygénases ?", "url": "https://questionsmedicales.fr/mesh/D001091?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Arachidonate lipoxygenases", "description": "Comment prévenir les troubles liés aux lipoxygénases ?\nL'exercice physique influence-t-il les lipoxygénases ?\nLe stress a-t-il un impact sur les lipoxygénases ?\nLes habitudes de vie peuvent-elles influencer les lipoxygénases ?\nLes compléments alimentaires sont-ils bénéfiques pour les lipoxygénases ?", "url": "https://questionsmedicales.fr/mesh/D001091?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Arachidonate lipoxygenases", "description": "Quels médicaments ciblent les lipoxygénases ?\nLes corticostéroïdes affectent-ils l'activité des lipoxygénases ?\nComment les acides gras oméga-3 influencent-ils les lipoxygénases ?\nLes traitements naturels peuvent-ils aider avec les lipoxygénases ?\nLa thérapie génique est-elle une option pour les troubles des lipoxygénases ?", "url": "https://questionsmedicales.fr/mesh/D001091?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Arachidonate lipoxygenases", "description": "Quelles complications peuvent survenir avec une dysfonction des lipoxygénases ?\nLes maladies cardiovasculaires sont-elles liées aux lipoxygénases ?\nLes troubles respiratoires peuvent-ils être aggravés par les lipoxygénases ?\nLes troubles métaboliques sont-ils associés aux lipoxygénases ?\nLes cancers peuvent-ils être influencés par les lipoxygénases ?", "url": "https://questionsmedicales.fr/mesh/D001091?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Arachidonate lipoxygenases", "description": "Quels facteurs de risque sont associés aux troubles des lipoxygénases ?\nL'hérédité joue-t-elle un rôle dans les troubles des lipoxygénases ?\nL'exposition à des polluants affecte-t-elle les lipoxygénases ?\nLe vieillissement influence-t-il l'activité des lipoxygénases ?\nLe stress oxydatif est-il un facteur de risque pour les lipoxygénases ?", "url": "https://questionsmedicales.fr/mesh/D001091?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une dysfonction des lipoxygénases ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le diagnostic repose sur des tests biochimiques et l'analyse des métabolites lipidiques." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour évaluer l'activité des lipoxygénases ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests enzymatiques et des dosages de leucotriènes dans le sang sont couramment utilisés." } }, { "@type": "Question", "name": "Les tests génétiques sont-ils utiles pour les lipoxygénases ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des tests génétiques peuvent identifier des mutations affectant l'activité des lipoxygénases." } }, { "@type": "Question", "name": "Quels symptômes peuvent indiquer un problème avec les lipoxygénases ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes d'inflammation chronique, comme l'asthme ou l'arthrite, peuvent survenir." } }, { "@type": "Question", "name": "Peut-on mesurer les niveaux de lipoxygénases dans le sang ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des analyses sanguines peuvent mesurer les niveaux d'enzymes et de métabolites." } }, { "@type": "Question", "name": "Quels symptômes sont liés à une surproduction de leucotriènes ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Une surproduction peut entraîner des symptômes respiratoires, comme la dyspnée et la toux." } }, { "@type": "Question", "name": "Les douleurs articulaires peuvent-elles être liées aux lipoxygénases ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une activité anormale des lipoxygénases peut contribuer à l'inflammation articulaire." } }, { "@type": "Question", "name": "Comment les lipoxygénases affectent-elles la peau ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Elles peuvent jouer un rôle dans des affections cutanées inflammatoires comme l'eczéma." } }, { "@type": "Question", "name": "Les allergies peuvent-elles être influencées par les lipoxygénases ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les lipoxygénases sont impliquées dans la réponse allergique et l'inflammation." } }, { "@type": "Question", "name": "Quels signes indiquent une inflammation due aux lipoxygénases ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Rougeur, chaleur, gonflement et douleur sont des signes d'inflammation active." } }, { "@type": "Question", "name": "Comment prévenir les troubles liés aux lipoxygénases ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée et riche en oméga-3 peut aider à prévenir l'inflammation." } }, { "@type": "Question", "name": "L'exercice physique influence-t-il les lipoxygénases ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exercice régulier peut réduire l'inflammation et moduler l'activité des lipoxygénases." } }, { "@type": "Question", "name": "Le stress a-t-il un impact sur les lipoxygénases ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Le stress chronique peut augmenter l'inflammation et affecter l'activité des lipoxygénases." } }, { "@type": "Question", "name": "Les habitudes de vie peuvent-elles influencer les lipoxygénases ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des habitudes de vie saines, comme éviter le tabac, peuvent réduire les risques." } }, { "@type": "Question", "name": "Les compléments alimentaires sont-ils bénéfiques pour les lipoxygénases ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Des compléments d'oméga-3 peuvent aider à réguler l'activité des lipoxygénases." } }, { "@type": "Question", "name": "Quels médicaments ciblent les lipoxygénases ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Des inhibiteurs spécifiques des lipoxygénases, comme les anti-inflammatoires, sont utilisés." } }, { "@type": "Question", "name": "Les corticostéroïdes affectent-ils l'activité des lipoxygénases ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les corticostéroïdes peuvent réduire l'expression des lipoxygénases et l'inflammation." } }, { "@type": "Question", "name": "Comment les acides gras oméga-3 influencent-ils les lipoxygénases ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Les oméga-3 peuvent moduler l'activité des lipoxygénases et réduire l'inflammation." } }, { "@type": "Question", "name": "Les traitements naturels peuvent-ils aider avec les lipoxygénases ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Certaines plantes médicinales ont des propriétés anti-inflammatoires et peuvent aider." } }, { "@type": "Question", "name": "La thérapie génique est-elle une option pour les troubles des lipoxygénases ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "La thérapie génique est en recherche pour corriger des mutations affectant les lipoxygénases." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec une dysfonction des lipoxygénases ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications incluent des maladies inflammatoires chroniques comme l'asthme et l'arthrite." } }, { "@type": "Question", "name": "Les maladies cardiovasculaires sont-elles liées aux lipoxygénases ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une activité anormale des lipoxygénases peut contribuer à l'inflammation cardiovasculaire." } }, { "@type": "Question", "name": "Les troubles respiratoires peuvent-ils être aggravés par les lipoxygénases ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une surproduction de leucotriènes peut aggraver des troubles respiratoires comme l'asthme." } }, { "@type": "Question", "name": "Les troubles métaboliques sont-ils associés aux lipoxygénases ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des déséquilibres dans l'activité des lipoxygénases peuvent être liés à des troubles métaboliques." } }, { "@type": "Question", "name": "Les cancers peuvent-ils être influencés par les lipoxygénases ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Certaines études suggèrent que les lipoxygénases peuvent jouer un rôle dans la progression tumorale." } }, { "@type": "Question", "name": "Quels facteurs de risque sont associés aux troubles des lipoxygénases ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Des facteurs comme l'obésité, le tabagisme et une alimentation riche en graisses saturées augmentent le risque." } }, { "@type": "Question", "name": "L'hérédité joue-t-elle un rôle dans les troubles des lipoxygénases ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents familiaux de maladies inflammatoires peuvent augmenter le risque." } }, { "@type": "Question", "name": "L'exposition à des polluants affecte-t-elle les lipoxygénases ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exposition à des polluants environnementaux peut altérer l'activité des lipoxygénases." } }, { "@type": "Question", "name": "Le vieillissement influence-t-il l'activité des lipoxygénases ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le vieillissement peut modifier l'activité des lipoxygénases et augmenter l'inflammation." } }, { "@type": "Question", "name": "Le stress oxydatif est-il un facteur de risque pour les lipoxygénases ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le stress oxydatif peut exacerber l'inflammation et affecter l'activité des lipoxygénases." } } ] } ] }

Sources (10000 au total)

Advanced muscle imaging in adolescent elite rowers utilizing diffusion tensor imaging: Association of imaging findings with stroke typology.

Muscular overuse injuries are a common health issue in elite athletes. Changes in the muscular microenvironment can be depicted by Diffusion Tensor Imaging (DTI). We hypothesize that the biomechanics ... Twenty-two male elite rowers (12 sweep, 10 scull rowers) with a mean age of 15.8 ± 1.2 years underwent 3-Tesla MRI of the lumbar spine 6 hours after cessation of training. Apparent diffusion coefficie... ADC values in the erector spinae and multifidus muscle were significantly higher (p = 0.039) and FA values significantly lower (p < 0.001) in sweep rowers compared to scull rowers. There was no signif... Our DTI results show that lumbar spine muscle diffusivity is higher in sweep rowers than in scull rowers. Altered muscle diffusivity is suggestive of microscopic tissue disruption and might be attribu...

Evaluating the renal mild tubulointerstitial damage and renal function in IgAN patients: a comparative study based on diffusion kurtosis imaging and diffusion tensor imaging.

To compare the performance of 3.0 T magnetic resonance diffusion kurtosis imaging (DKI) and diffusion tensor imaging (DTI) in evaluation of the degree of tubulointerstitial damage and renal function i... Both DKI and DTI were performed in 40 IgAN patients and 17 healthy volunteers. IgAN patients were divided into two groups according to tubulointerstitial lesion score: Mild injury group, n = 24; Moder... Cortical MK, Kr, Da and parenchymal Ka significantly differed among three groups (P < 0.05). Cortical MK, Kr, Ka were negatively correlated with estimated glomerular filtration rate (eGFR) (MK: r = - ... Compared with DTI, DKI was more sensitive and accurate to probe the renal function and the tubulointerstitial damage of IgAN, especially the mild tubulointerstitial damage....

Role of diffusion tensor imaging in neurological prognostication in spinal tuberculosis - A prospective pilot study.

The current study aims to explore the correlation between the Diffusion Tensor Imaging (DTI) indices and neurological status of individuals with TB spine with neurological deficit (TBSND). Further, fa... The current study included 51 individuals with TBSND undergoing posterior instrumentation and posterolateral decompression. All individuals underwent DTI scanning at the site of compression and at a n... The FA values at the compressed segment were significantly lower while the ADC values were significantly higher when compared with the non-compressed levels. Pre-operative motor and total neurological... Higher FA indices along with lower age constitute independent predictors for faster neurological recovery following decompression. FA values correlate with the neurological status of individuals with ...

Diffusion Tensor Imaging in Boys With Adrenoleukodystrophy: Identification of Cerebral Disease and Association With Neurocognitive Outcomes.

Childhood cerebral adrenoleukodystrophy (C-ALD) is a severe inflammatory demyelinating disease that must be treated at an early stage to prevent permanent brain injury and neurocognitive decline. In s... In this retrospective cohort study, we analyzed high-resolution anatomical MRI, DTI, and neurocognitive assessments from boys with C-ALD undergoing HCT at the University of Minnesota between 2011 and ... Among patients with NL-ALD (n = 14), stable or increasing FA, stable AD, and stable or decreasing RD and MD were generally observed during the 1-year study period across all ROIs. In comparison, patie... DTI was sensitive to lesion presence and severity as well as clinical neurocognitive effects of C-ALD. DTI metrics quantify C-ALD even at an early stage....

A systematic review of repeatability and reproducibility studies of diffusion tensor imaging of cervical spinal cord.

Diffusion tensor imaging (DTI) techniques are being studied as a possible diagnostic and predictive tool for the evaluation of cervical spinal cord disease. This systematic review aims to evaluate the... A search in the PubMed, Scopus, Web of Science and Ovid electronic databases was conducted for articles published between January 1990 and February 2022 that related to the repeatability and reproduci... A total of 11 studies were included and assessed for different characteristics, including sample size,(3-34) re-test time interval (<1 h to >3 months), test-retest reproducibility scores and acquisiti... This study revealed that the application of DTI and its related measures in a clinical setting in the assessment of cervical spinal cord changes is feasible and reproducible. However, cervical spinal ... DTI with its parametric maps provide broad evaluation of the tissue structure of axonal white matter and are being studied as a possible diagnostic and predictive tool for the assessment of cervical s...

Reproducibility of automated calculation technique for diffusion tensor image analysis along the perivascular space.

The method of diffusion tensor image analysis along the perivascular space (DTI-ALPS) was gathering attention to evaluate the brain's glymphatic function or interstitial fluid dynamics. However, to th... This study included 23 participants, including 2 with Alzheimer's disease, 15 with mild cognitive impairment, and 6 with cognitive normals. Scan and rescan data of diffusion magnetic resonance images ... The absolute difference in ALPS-index values between scan and rescan was larger in the ALPS index than in the vALPS index by approximately 0.6% as the relative difference. Cohen's d for the left and r... The vALPS index based on DTI-ALPS maintaining tensor vector orientation information has higher reproducibility than the ALPS index. This result encourages a multisite study on the ALPS index with a la...

The comparison of diffusion tensor imaging in human hearts between 1.5 T and 3.0 T.

The aim was to compare the diffusion tensor imaging (DTI) indices derived from human hearts between 1.5 T and 3.0 T scanners. Additionally, the reproducibility of DTI indices was assessed between 1.5 ... A total of 18 ex-vivo hearts were derived from patients who underwent heart transplantation. The DTI schemes were performed at 1.5 T and 3.0 T, respectively. Then, the same slices from each ex-vivo he... No significant differences (all P > 0.05) were found in the DTI indices between 1.5 T and 3.0 T scanners. Interestingly, the ICC of all DTI indices was relatively lower with a low b-value. The reprodu... The DTI indices of ex-vivo human hearts between 1.5 T and 3.0 T scanners had no significant differences. The consistency of DTI indices needed caution using a low b-value with different field strength...

A diffusion tensor imaging study in schizophrenia patients with clozapine induced obsessive compulsive symptoms.

The aim of this study was to evaluate brain connectivity by diffusion tensor imaging (DTI) in schizophrenia patients with clozapine-induced obsessive compulsive symptoms (OCS).... Eighteen schizophrenia patients, nine of which had clozapine-induced OCS (Clz-OCS (+)), 9 without OCS (Clz-OCS (-)) and 9 healthy controls were included. Psychopathology was evaluated with Positive an... Tract-Based Spatial Statistics based comparison of DTI revealed lower fractional anisotropy in the genu of corpus callosum (CC), right cingulum, left frontal white matter (WM) in the Clz-OCS (+) group... WM integrity in several pathways such as cortico-striato-thalamo-cortical circuitry and orbito-frontal tracts seems to be affected differently in patients with Clz-OCS (+). Different neuroplastic effe...

Diffusion tensor imaging studies on subjects with suicidal thoughts and behaviors: A descriptive literature review.

Globally, suicide represents the second leading cause of death in young people aged 15-29 years for both sexes, after traffic accidents. Suicide occurs not only in high-income countries, in high-incom... This review was conducted on studies focused on white matter alterations in people who have attempted or thought about suicide. We searched PubMed and Scopus databases and screened references of inclu... White matter alterations in suicidal behaviors were found in the prefrontal cortex, orbitofrontal cortex, internal capsule, corpus callosum, and default mode networks, which are critical cerebral area... White matter alteration in cerebral areas involving high cognitive process and emotional regulation to confer a heightened vulnerability for suicidal behavior. Suicide is a complex process ranging fro...

Utility of diffusion tensor imaging in differentiating benign from malignant hepatic focal lesions.

To assess the diagnostic accuracy of diffusion tensor imaging (DTI) in the characterization of hepatic focal lesions (HFLs) and compare it to diffusion-weighted imaging (DWI).... Prospective analysis was done for 49 patients (23 male and 26 female) with 74 HFLs who underwent dynamic MRI, DWI, and DTI. Apparent diffusion coefficient (ADC) values from DWI, fractional anisotropy ... The ADC, MD, and FA at cutoff values of ≤ 1.17 × 10... MD and FA of DTI are non-invasive, very good, and excellent discriminators superior to ADC measured by DWI for the differentiation of HFLs.... • The ADC, MD, and FA at cutoff values of ≤ 1.17 × 10...