Question 2453
{"accessible":false,"alternatives":[{"id":12053,"text":"extradural"},{"id":12054,"text":"intradural extramedullary"},{"id":12055,"text":"intradural intramedullary"},{"id":12056,"text":"leptomeningeal"}],"archived":false,"correctAlternativeId":12054,"explanation":"\u003cp\u003eThis is a description of an intradural extramedullary lesion. These can originate within the thecal sac, displacing (+/- compressing the spinal cord) and can extend into the extradural or foraminal tissues - particularly if this is describing a nerve sheath tumor.\u003c/p\u003e","id":2453,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2453","nextQuestionPath":"/articles/intradural-extramedullary-spinal-tumours-1/questions/1872","relatedArticles":[{"id":4147,"title":"Neoplasms of the spinal canal","link":"/articles/neoplasms-of-the-spinal-canal?lang=us"}],"alsoUsedIn":[{"id":1343,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1343","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1343"},{"id":1200,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1200","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1200"},{"id":248,"kind":"LiveSchedule","title":"248","link":"https://radiopaedia.org/admin/live_schedules/248"},{"id":153,"kind":"LiveSchedule","title":"153","link":"https://radiopaedia.org/admin/live_schedules/153"},{"id":1260,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1260","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1260"},{"id":1260,"kind":"Course","title":"Neuroradiology Lectures - page 1260","link":"https://radiopaedia.org/courses/neuroradiology-lectures/pages/1260"},{"id":1260,"kind":"Course","title":"New test course - page 1260","link":"https://radiopaedia.org/courses/new-test-course/pages/1260"}],"stem":"\u003cp\u003eA lesion is observed\u0026nbsp;in the thoracic spine. There is abnormal signal in the spinal cord (which narrows at the level of the lesion) with\u0026nbsp;expansion through the neural foramen. This is best described as:\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/2453"}],"attemptsPercentages":[{"alternativeId":"12054","percentage":67},{"alternativeId":"12053","percentage":19},{"alternativeId":"12055","percentage":13},{"alternativeId":"12056","percentage":1}],"promptToLogin":false,"questionManager":false,"articleId":"intradural-extramedullary-spinal-tumors"}