Question 2318
{"accessible":true,"alternatives":[{"id":11462,"text":"right cerebral hemisphere, loss of insular ribbon sign"},{"id":11463,"text":"left cerebral hemisphere, loss of insular ribbon sign"},{"id":11464,"text":"right cerebral hemisphere, disappearing basal ganglia sign"},{"id":11465,"text":"left cerebral hemisphere, disappearing basal ganglia sign"}],"archived":false,"correctAlternativeId":11462,"explanation":"\u003cp\u003eThere is a right-sided loss of insular ribbon sign. \u003c/p\u003e\u003cp\u003eThe left hemisphere and the basal ganglia are normal.\u003c/p\u003e","id":2318,"imageUrl":"https://prod-images-static.radiopaedia.org/images/10763110/c9af4d0b793c79773afbebc0280150_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":33961},"imageAttributionCaseInfo":{"title":"Loss of insular ribbon sign","contributor_name":"Christen Barras","contributor_param":"barrasc","case_rid":33961,"case_param":"loss-of-insular-ribbon-sign"},"firstQuestionPath":"/questions/2331","nextQuestionPath":null,"relatedArticles":[{"id":13437,"title":"Ischemic stroke","link":"/articles/ischaemic-stroke?lang=us"},{"id":24703,"title":"Disappearing basal ganglia sign","link":"/articles/disappearing-basal-ganglia-sign?lang=us"}],"alsoUsedIn":[{"id":1720,"kind":"Course","title":"2023 Virtual Conference Private Use - page 1720","link":"https://radiopaedia.org/courses/2023-virtual-conference-private-use/pages/1720"},{"id":365,"kind":"LiveSchedule","title":"365","link":"https://radiopaedia.org/admin/live_schedules/365"},{"id":272,"kind":"LiveSchedule","title":"272","link":"https://radiopaedia.org/admin/live_schedules/272"},{"id":1377,"kind":"Course","title":"Head CT: Graphic Novel - page 1377","link":"https://radiopaedia.org/courses/head-ct-graphic-novel/pages/1377"},{"id":1469,"kind":"Course","title":"2023 Virtual Conference Private Use - page 1469","link":"https://radiopaedia.org/courses/2023-virtual-conference-private-use/pages/1469"},{"id":1469,"kind":"Course","title":"CT \u0026 MRI Lectures - page 1469","link":"https://radiopaedia.org/courses/ct-mri-lectures/pages/1469"}],"stem":"\u003cp\u003eThis patient presents with a 3-hour history of sudden onset hemiparesis. Which hemisphere is abnormal and why?\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/2318"}],"attemptsPercentages":[{"alternativeId":"11464","percentage":30},{"alternativeId":"11463","percentage":10},{"alternativeId":"11462","percentage":57},{"alternativeId":"11465","percentage":2}],"promptToLogin":false,"questionManager":false,"articleId":"loss-of-the-insular-ribbon-sign"}