Question 2026
{"accessible":true,"alternatives":[{"id":10076,"text":"optic glioma"},{"id":10078,"text":"optic nerve metastasis"},{"id":10077,"text":"optic nerve sheath meningioma"},{"id":10079,"text":"optic neuritis"},{"id":10075,"text":"orbital lymphoma"}],"archived":false,"correctAlternativeId":10079,"explanation":"\u003cp\u003eThe selected MRI image demonstrates a unilateral swelling with enhancement of the retrobulbar intra-orbital segment of the left optic nerve.\u003c/p\u003e\u003cp\u003eThe clinical presentation and the MRI features are highly suggestive of \u003ca href=\"/articles/optic-neuritis\" title=\"Optic neuritis\"\u003eoptic neuritis\u003c/a\u003e.\u003c/p\u003e","id":2026,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/379/optic-neuritis-8_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":89300},"imageAttributionCaseInfo":{"title":"Optic neuritis","contributor_name":"Ammar Haouimi","contributor_param":"ammar-haouimi","case_rid":89300,"case_param":"optic-neuritis-8"},"firstQuestionPath":"/questions/2026","nextQuestionPath":"/articles/orbital-lymphoma/questions/1213","relatedArticles":[{"id":29943,"title":"Optic neuritis","link":"/articles/optic-neuritis?lang=gb"},{"id":6665,"title":"Optic pathway glioma","link":"/articles/optic-pathway-glioma?lang=gb"},{"id":9624,"title":"Optic nerve sheath meningioma","link":"/articles/optic-nerve-sheath-meningioma?lang=gb"}],"alsoUsedIn":[],"stem":"\u003cp\u003eA 40-year-old man presented with a few days' history of left orbital pain and visual loss. An MRI was performed. What is the most likely diagnosis shown on this selected enhanced coronal T1 FS image?\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/2026"}],"attemptsPercentages":[{"alternativeId":"10077","percentage":10},{"alternativeId":"10075","percentage":2},{"alternativeId":"10078","percentage":2},{"alternativeId":"10076","percentage":12},{"alternativeId":"10079","percentage":74}],"promptToLogin":false,"questionManager":false,"articleId":"orbital-lymphoma"}