Question 715
{"accessible":false,"alternatives":[{"id":3607,"text":"diffuse midline glioma - H3 K27M-altered"},{"id":3608,"text":"ependymoma ZFTA fusion-positive"},{"id":3609,"text":"ganglioglioma"},{"id":3610,"text":"glioblastoma, IDH-wildtype"},{"id":3611,"text":"medulloblastoma - SHH subgroup"},{"id":3612,"text":"pineoblastoma"}],"archived":false,"correctAlternativeId":3609,"explanation":"\u003cp\u003eGangliogliomas are WHO grade 1\u0026nbsp;tumors, with fairly indolent behavior.\u0026nbsp;\u003c/p\u003e\u003cp\u003eEpendymoma - RELA fusion-positive is a WHO grade 2 - 3 tumor.\u0026nbsp;\u003c/p\u003e\u003cp\u003eThe rest are WHO grade 4 aggressive tumors with low life-expectancy.\u0026nbsp;\u003c/p\u003e","id":715,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1708","nextQuestionPath":"/articles/medulloblastoma-shh-activated/questions/80","relatedArticles":[{"id":1368,"title":"Ganglioglioma","link":"/articles/ganglioglioma?lang=us"},{"id":1883,"title":"Pineoblastoma","link":"/articles/pineoblastoma?lang=us"},{"id":2277,"title":"WHO classification of CNS tumors","link":"/articles/who-classification-of-cns-tumours-1?lang=us"},{"id":46047,"title":"Supratentorial ependymoma ZFTA fusion-positive","link":"/articles/supratentorial-ependymoma-zfta-fusion-positive?lang=us"},{"id":4910,"title":"Glioblastoma, IDH-wildtype","link":"/articles/glioblastoma-idh-wildtype?lang=us"},{"id":46029,"title":"Diffuse midline glioma, H3 K27-altered","link":"/articles/diffuse-midline-glioma-h3-k27-altered?lang=us"}],"alsoUsedIn":[{"id":1174,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1174","link":"https://radiopaedia.org/courses/adult-neuroradiology-review-course/pages/1174"},{"id":1174,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1174","link":"https://radiopaedia.org/courses/adult-brain-mri-review-course-2015-online-video/pages/1174"},{"id":1256,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1256","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1256"},{"id":1256,"kind":"Course","title":"Neuroradiology Lectures - page 1256","link":"https://radiopaedia.org/courses/neuroradiology-lectures/pages/1256"},{"id":1256,"kind":"Course","title":"New test course - page 1256","link":"https://radiopaedia.org/courses/new-test-course/pages/1256"}],"stem":"\u003cp\u003eWhich of the following CNS tumors has the best prognosis left untreated?\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/715"}],"attemptsPercentages":[{"alternativeId":"3612","percentage":11},{"alternativeId":"3611","percentage":6},{"alternativeId":"3608","percentage":17},{"alternativeId":"3607","percentage":5},{"alternativeId":"3609","percentage":60},{"alternativeId":"3610","percentage":2}],"promptToLogin":false,"questionManager":false,"articleId":"medulloblastoma-shh-activated"}