Question 1396
{"accessible":false,"alternatives":[{"id":6958,"text":"borderzone"},{"id":6959,"text":"deep white matter"},{"id":6960,"text":"juxtacortical"},{"id":6961,"text":"leukocortical"},{"id":6962,"text":"subcortical"}],"archived":false,"correctAlternativeId":6960,"explanation":"\u003cp\u003eJuxtacortical is a general term and merely denotes 'next to cortex'. In the context of multiple sclerosis, this\u0026nbsp;is often poorly understood and misused. It is particularly important in the context of the\u0026nbsp;\u003ca href=\"/articles/mcdonald-diagnostic-criteria-for-multiple-sclerosis-4\"\u003eMcDonald criteria\u003c/a\u003e. It refers to lesions that abut the cortex, and thus involve the subcortical u-fibers.\u003c/p\u003e\u003cp\u003eAnother term that is perhaps more easily understood is leukocortical but this denotes involvement of both cortex and juxtacortical white matter.\u003c/p\u003e","id":1396,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1400","nextQuestionPath":null,"relatedArticles":[{"id":1700,"title":"Multiple sclerosis","link":"/articles/multiple-sclerosis?lang=us"},{"id":32171,"title":"Juxtacortical","link":"/articles/juxtacortical?lang=us"}],"alsoUsedIn":[{"id":256,"kind":"Course","title":"Multiple Sclerosis: criteria, protocol \u0026 detection","link":"https://radiopaedia.org/courses/multiple-sclerosis-criteria-protocol-detection"},{"id":507,"kind":"Course","title":"Neurodegenerative Learning Pathway - page 507","link":"https://radiopaedia.org/courses/neurodegenerative-learning-pathway/pages/507"},{"id":580,"kind":"Course","title":"Neuroradiology Lectures - page 580","link":"https://radiopaedia.org/courses/neuroradiology-lectures/pages/580"},{"id":580,"kind":"Course","title":"Radiopaedia 2020 - Lectures Only - page 580","link":"https://radiopaedia.org/courses/radiopaedia-2020-exclusive/pages/580"},{"id":580,"kind":"Course","title":"2020 Virtual Conference Private Use - page 580","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/580"},{"id":580,"kind":"Course","title":"New test course - page 580","link":"https://radiopaedia.org/courses/new-test-course/pages/580"},{"id":1067,"kind":"Course","title":"Neurodegenerative Learning Pathway - page 1067","link":"https://radiopaedia.org/courses/neurodegenerative-learning-pathway/pages/1067"},{"id":1170,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1170","link":"https://radiopaedia.org/courses/adult-neuroradiology-review-course/pages/1170"},{"id":1170,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1170","link":"https://radiopaedia.org/courses/adult-brain-mri-review-course-2015-online-video/pages/1170"}],"stem":"\u003cp\u003eWhich of the following terms is best used to describe a\u0026nbsp;demyelinating white matter lesion that abuts but does not involve the overlying cortex?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/1396"}],"attemptsPercentages":[{"alternativeId":"6961","percentage":5},{"alternativeId":"6962","percentage":16},{"alternativeId":"6960","percentage":76},{"alternativeId":"6959","percentage":2},{"alternativeId":"6958","percentage":1}],"promptToLogin":false,"questionManager":false,"articleId":"subcortical-u-fibers"}