Question 1343
{"accessible":false,"alternatives":[{"id":6695,"text":"dural arteriovenous fistula"},{"id":6696,"text":"arachnoid cyst"},{"id":6697,"text":"extramedullary hematopoiesis"},{"id":6698,"text":"meningioma"},{"id":6694,"text":"neurofibroma"}],"archived":false,"correctAlternativeId":6694,"explanation":"\u003cp\u003e\u003ca href=\"/articles/neurofibroma\"\u003eNeurofibromas\u003c/a\u003e and \u003ca href=\"/articles/schwannoma\"\u003eschwannomas\u003c/a\u003e classically have a \"target sign\" appearance on MRI with central T2 hypointensity and peripheral T2 hyperintensity.\u003c/p\u003e","id":1343,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1889","nextQuestionPath":null,"relatedArticles":[{"id":12220,"title":"Extramedullary hematopoiesis","link":"/articles/extramedullary-haematopoiesis?lang=us"},{"id":19063,"title":"Spinal meningioma","link":"/articles/spinal-meningioma?lang=us"},{"id":5615,"title":"Spinal arachnoid cyst","link":"/articles/spinal-arachnoid-cyst?lang=us"},{"id":4233,"title":"Dural arteriovenous fistula","link":"/articles/dural-arteriovenous-fistula?lang=us"},{"id":28498,"title":"Target sign (peripheral nerve sheath tumor)","link":"/articles/target-sign-peripheral-nerve-sheath-tumor?lang=us"}],"alsoUsedIn":[{"id":1180,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1180","link":"https://radiopaedia.org/courses/adult-neuroradiology-review-course/pages/1180"},{"id":1180,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1180","link":"https://radiopaedia.org/courses/adult-brain-mri-review-course-2015-online-video/pages/1180"}],"stem":"\u003cp\u003eWhich spinal/paraspinal mass typically has a \"target sign\" appearance on MRI?\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/1343"}],"attemptsPercentages":[{"alternativeId":"6698","percentage":7},{"alternativeId":"6696","percentage":6},{"alternativeId":"6697","percentage":12},{"alternativeId":"6694","percentage":61},{"alternativeId":"6695","percentage":14}],"promptToLogin":false,"questionManager":false,"articleId":"spinal-neurofibroma"}