Question 512
{"accessible":false,"alternatives":[{"id":2567,"text":"filum terminalis"},{"id":2568,"text":"fourth ventricle"},{"id":2569,"text":"lateral ventricle"},{"id":2570,"text":"spinal cord"},{"id":2571,"text":"third ventricle"}],"archived":false,"correctAlternativeId":2570,"explanation":"\u003cp\u003e\u003cstrong\u003eTanycytic ependymomas\u003c/strong\u003e\u0026nbsp;are histological variants of\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/ependymoma\"\u003eependymomas\u003c/a\u003e, usually found in the spinal cord. Their name reflects the morphological similarity of these tumor cells to the\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/tanycytes\"\u003etanycytes\u003c/a\u003e. They do not arise from tanycytes which are located primarily in the floor of the third ventricle.\u0026nbsp;\u003c/p\u003e","id":512,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/512","nextQuestionPath":null,"relatedArticles":[{"id":1290,"title":"Ependymoma","link":"/articles/ependymoma?lang=us"},{"id":3797,"title":"Ependymal cyst","link":"/articles/ependymal-cyst?lang=us"},{"id":19261,"title":"Spinal ependymoma","link":"/articles/spinal-ependymoma?lang=us"},{"id":51749,"title":"Tanycytic ependymoma","link":"/articles/tanycytic-ependymoma?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eTanycytic ependymomas are usually found in which location?\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/512"}],"attemptsPercentages":[{"alternativeId":"2568","percentage":17},{"alternativeId":"2567","percentage":14},{"alternativeId":"2569","percentage":11},{"alternativeId":"2570","percentage":42},{"alternativeId":"2571","percentage":16}],"promptToLogin":false,"questionManager":false,"articleId":"tanycytes"}