Question 1986
{"accessible":false,"alternatives":[{"id":9881,"text":"extension to the Meckel cave"},{"id":9882,"text":" \"ice cream cone\" appearance"},{"id":9883,"text":"intracanalicular component"},{"id":9884,"text":"may have cystic components"},{"id":9885,"text":"widening the porus acusticus"}],"archived":false,"correctAlternativeId":9881,"explanation":"\u003cp\u003eThe extension to the Meckel cave is usually characteristic of a dumbbell trigeminal shwannoma.\u003c/p\u003e\u003cp\u003eAll other features mentioned in the question may be seen in the CPA vestibular schwannoma.\u003c/p\u003e","id":1986,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1986","nextQuestionPath":null,"relatedArticles":[{"id":839,"title":"Vestibular schwannoma","link":"/articles/vestibular-schwannoma?lang=us"}],"alsoUsedIn":[{"id":1179,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1179","link":"https://radiopaedia.org/courses/adult-neuroradiology-review-course/pages/1179"},{"id":1179,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1179","link":"https://radiopaedia.org/courses/adult-brain-mri-review-course-2015-online-video/pages/1179"}],"stem":"\u003cp\u003eAll the following features are those of vestibular schwannoma \u003cstrong\u003eEXCEPT...\u003c/strong\u003e\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/1986"}],"attemptsPercentages":[{"alternativeId":"9882","percentage":6},{"alternativeId":"9881","percentage":77},{"alternativeId":"9884","percentage":4},{"alternativeId":"9883","percentage":5},{"alternativeId":"9885","percentage":9}],"promptToLogin":false,"questionManager":false,"articleId":"trigeminal-schwannoma"}