Question 1439
{"accessible":true,"alternatives":[{"id":7175,"text":"A"},{"id":7176,"text":"B"},{"id":7177,"text":"C"},{"id":7178,"text":"D"},{"id":7179,"text":"E"},{"id":7180,"text":"F"}],"archived":false,"correctAlternativeId":7179,"explanation":"\u003cp\u003eThe\u0026nbsp;dorsum sellae\u0026nbsp;is the square-shaped posterior process of the\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/sphenoid-bone?lang=gb\"\u003esphenoid bone\u003c/a\u003e\u0026nbsp;and forms the posterior wall of the\u0026nbsp;sella turcica within which sits the pituitary gland (D). It contains bone marrow which can mimic the \u003ca href=\"/articles/posterior-pituitary-bright-spot\" title=\"Posterior pituitary bright spot\"\u003eposterior pituitary bright spot\u003c/a\u003e on T1 weighted imaging.\u0026nbsp;\u003c/p\u003e","id":1439,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/63/MCQ_image_template_Keynote_wide.001_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":22705},"imageAttributionCaseInfo":{"title":"Pineal cyst","contributor_name":"Frank Gaillard","contributor_param":"frank","case_rid":22705,"case_param":"pineal-cyst-8"},"firstQuestionPath":"/questions/1439","nextQuestionPath":null,"relatedArticles":[{"id":48300,"title":"Dorsum sellae","link":"/articles/dorsum-sellae?lang=us"},{"id":1888,"title":"Pituitary gland","link":"/articles/pituitary-gland?lang=us"},{"id":38816,"title":"Posterior pituitary bright spot","link":"/articles/posterior-pituitary-bright-spot?lang=us"}],"alsoUsedIn":[{"id":80,"kind":"Course","title":"[TRIAL] Pituitary Region Learning Pathway - page 80","link":"https://radiopaedia.org/courses/trial-pituitary-learning-pathway/pages/80"},{"id":80,"kind":"Course","title":"Pituitary Region Learning Pathway - page 80","link":"https://radiopaedia.org/courses/pituitary-learning-pathway/pages/80"}],"stem":"\u003cp\u003eOn this T2 weighted midline sagittal image, which letter indicates the dorsum sellae?\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/1439"}],"attemptsPercentages":[{"alternativeId":"7175","percentage":2},{"alternativeId":"7179","percentage":92},{"alternativeId":"7177","percentage":2},{"alternativeId":"7176","percentage":1},{"alternativeId":"7178","percentage":3},{"alternativeId":"7180","percentage":1}],"promptToLogin":false,"questionManager":false,"articleId":"pituitary-fossa"}