Question 597
{"accessible":false,"alternatives":[{"id":2991,"text":"a thick, incomplete and irregular dark line located inside the contrast enhancing rim"},{"id":2992,"text":"a thick, incomplete and irregular dark line overlapping the contrast enhancing rim"},{"id":2993,"text":"a thin, complete, regular dark line located inside the contrast enhancing rim"},{"id":2994,"text":"a thin, complete, regular dark line overlapping the contrast enhancing rim"}],"archived":false,"correctAlternativeId":2994,"explanation":"\u003cp\u003eCerebral abscesses tend to have low signal rims (capsule) seen best on SWI but also visible on T2. These are smooth (90%) and complete (75%). The ring of contrast enhancement overlaps to the T2 hypointense capsule in cerebral abscess.\u0026nbsp;\u003c/p\u003e\u003cp\u003eIn GBM the T2 hypointense line is on the inner surface of the enhancing tissue and is irregular and incomplete.\u0026nbsp;\u003c/p\u003e","id":597,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2593","nextQuestionPath":"/articles/cerebral-abscess-1/questions/461","relatedArticles":[{"id":25074,"title":"Dual rim sign (brain abscess)","link":"/articles/dual-rim-sign-brain-abscess?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eOn T2/T2* weighted imaging, bacterial cerebral abscesses typically demonstrate...\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/597"}],"attemptsPercentages":[{"alternativeId":"2993","percentage":26},{"alternativeId":"2992","percentage":9},{"alternativeId":"2991","percentage":6},{"alternativeId":"2994","percentage":59}],"promptToLogin":false,"questionManager":false,"articleId":"cerebral-abscess"}