Question 1540
{"accessible":true,"alternatives":[{"id":7687,"text":"cerebral abscess"},{"id":7688,"text":"extradural hemorrhage"},{"id":7689,"text":"subdural empyema"},{"id":7690,"text":"subdural hemorrhage"},{"id":7691,"text":"subdural hygroma"}],"archived":false,"correctAlternativeId":7689,"explanation":"\u003cp\u003e\u003cstrong\u003eSubdural empyema\u0026nbsp;\u003c/strong\u003e—\u0026nbsp;a type of intracranial infection characterized by a suppurative collection between the dura mater and arachnoid mater\u0026nbsp;— is commonly observed as\u0026nbsp;secondary to acute\u0026nbsp;sinusitis.\u003c/p\u003e\u003cp\u003eThey often\u0026nbsp;resemble\u0026nbsp;subdural hemorrhage\u0026nbsp;in their shape and the relationship to sutures and dural reflections yet have a\u0026nbsp;surrounding membrane that enhances intensely and uniformly following contrast administration as is the case here.\u003cbr\u003e\u003cbr\u003eWhen empyemas result from sinusitis or mastoiditis they are often associated with seizures, focal neurological deficits and rapid deterioration of consciousness, progressing from obtundation to coma.\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u003c/p\u003e","id":1540,"imageUrl":"https://prod-images-static.radiopaedia.org/images/24926134/a345af6486da17b7a821377351bd5244af6de9c08fa8a57a376b6be6f1e6cef5_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":47834},"imageAttributionCaseInfo":{"title":"Subdural empyema","contributor_name":"RMH Core Conditions","contributor_param":"rmhkc","case_rid":47834,"case_param":"subdural-empyema-7"},"firstQuestionPath":"/questions/1540","nextQuestionPath":"/articles/subdural-empyema/questions/1180","relatedArticles":[{"id":1309,"title":"Extradural hemorrhage","link":"/articles/extradural-haemorrhage?lang=us"},{"id":18609,"title":"Subdural hygroma","link":"/articles/subdural-hygroma?lang=us"},{"id":6677,"title":"Cerebral abscess","link":"/articles/cerebral-abscess-1?lang=us"}],"alsoUsedIn":[{"id":601,"kind":"Course","title":"Radiopaedia 2020 - Lectures Only - page 601","link":"https://radiopaedia.org/courses/radiopaedia-2020-exclusive/pages/601"},{"id":601,"kind":"Course","title":"2020 Virtual Conference Private Use - page 601","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/601"},{"id":678,"kind":"Course","title":"Trauma \u0026 Emergency Radiology Course - page 678","link":"https://radiopaedia.org/courses/medical-mums/pages/678"},{"id":678,"kind":"Course","title":"2020 Virtual Conference Private Use - page 678","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/678"},{"id":1177,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1177","link":"https://radiopaedia.org/courses/adult-neuroradiology-review-course/pages/1177"},{"id":1177,"kind":"Course","title":"Adult Neuroradiology Review Course - page 1177","link":"https://radiopaedia.org/courses/adult-brain-mri-review-course-2015-online-video/pages/1177"},{"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\u003eA 30-year-old male with a history of sinusitis presented with a GCS of 8,\u0026nbsp;dilated pupil and fever. What is the most probable finding on this post-contrast CT brain?\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/1540"}],"attemptsPercentages":[{"alternativeId":"7691","percentage":2},{"alternativeId":"7688","percentage":2},{"alternativeId":"7689","percentage":85},{"alternativeId":"7687","percentage":8},{"alternativeId":"7690","percentage":3}],"promptToLogin":false,"questionManager":false,"articleId":"subdural-empyema"}