Question 598
{"accessible":true,"alternatives":[{"id":2995,"text":"abscess"},{"id":2996,"text":"glioblastoma"},{"id":2997,"text":"metastasis"},{"id":2998,"text":"radionecrosis"},{"id":2999,"text":"resolving hematoma"}],"archived":false,"correctAlternativeId":2995,"explanation":"\u003cp\u003eThe presence of a complete T2 dark line which overlaps the contrast-enhancing capsule, with a high T2 line internal to it is known as the \u003ca href=\"/articles/dual-rim-sign\" title=\"Dual rim sign\"\u003edual rim sign\u003c/a\u003e and is characteristic of a \u003ca href=\"/articles/brain-abscess-1\" title=\"Cerebral abscess\"\u003ecerebral abscess\u003c/a\u003e.\u0026nbsp;\u003c/p\u003e","id":598,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/546/b104f36924117d9ccd08f00648ccc8_big_gallery_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":10665},"imageAttributionCaseInfo":{"title":"Otogenic cerebral abscess","contributor_name":"Erik Ranschaert","contributor_param":"eransch","case_rid":10665,"case_param":"otogenic-cerebral-abscess-2"},"firstQuestionPath":"/questions/598","nextQuestionPath":"/articles/cerebral-radiation-necrosis-1/questions/466","relatedArticles":[{"id":4924,"title":"Brain metastases","link":"/articles/brain-metastases?lang=us"},{"id":4910,"title":"Glioblastoma, IDH-wildtype","link":"/articles/glioblastoma-idh-wildtype?lang=us"},{"id":25074,"title":"Dual rim sign (brain abscess)","link":"/articles/dual-rim-sign-brain-abscess?lang=us"},{"id":34339,"title":"Cerebral abscess (summary)","link":"/articles/cerebral-abscess-summary?lang=us"}],"alsoUsedIn":[{"id":1230,"kind":"Course","title":"Enhancing Brain Tumours Learning Pathway - page 1230","link":"https://radiopaedia.org/courses/enhancing-brain-tumours-learning-pathway/pages/1230"},{"id":1230,"kind":"Course","title":"Brain Tumours Learning Pathway - page 1230","link":"https://radiopaedia.org/courses/brain-tumours-learning-pathway/pages/1230"}],"stem":"\u003cp\u003eWhat is the most likely cause of the peripherally enhancing lesions shown in the accompanying MRI?\u0026nbsp;\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/598"}],"attemptsPercentages":[{"alternativeId":"2998","percentage":5},{"alternativeId":"2999","percentage":2},{"alternativeId":"2995","percentage":84},{"alternativeId":"2996","percentage":5},{"alternativeId":"2997","percentage":5}],"promptToLogin":false,"questionManager":false,"articleId":"cerebral-radiation-necrosis"}