Question 1781
{"accessible":true,"alternatives":[{"id":8844,"text":"ACA (anterior cerebral artery)"},{"id":8845,"text":"MCA (middle cerebral artery)"},{"id":8846,"text":"PCA (posterior cerebral artery)"},{"id":8847,"text":"SCA (superior cerebellar artery)"}],"archived":false,"correctAlternativeId":8846,"explanation":"\u003cp\u003eThis lateral DSA image from internal carotid injection demonstrates opacification of the posterior cerebral artery (blue arrow) as it has a fetal origin.\u003c/p\u003e","id":1781,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/274/1_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":45248},"imageAttributionCaseInfo":{"title":"Left MCA and ICA occlusion, endovascular clot retrieval","contributor_name":"Peter Mitchell","contributor_param":"mitchep","case_rid":45248,"case_param":"left-mca-and-ica-occlusion-endovascular-clot-retrieval"},"firstQuestionPath":"/questions/1781","nextQuestionPath":"/articles/fetal-posterior-cerebral-artery/questions/611","relatedArticles":[{"id":4522,"title":"Middle cerebral artery","link":"/articles/middle-cerebral-artery?lang=us"},{"id":4857,"title":"Posterior cerebral artery","link":"/articles/posterior-cerebral-artery?lang=us"},{"id":4524,"title":"Internal carotid artery","link":"/articles/internal-carotid-artery-1?lang=us"},{"id":5013,"title":"Superior cerebellar artery","link":"/articles/superior-cerebellar-artery?lang=us"}],"alsoUsedIn":[{"id":766,"kind":"Course","title":"Stroke Learning Pathway - page 766","link":"https://radiopaedia.org/courses/stroke-learning-pathway/pages/766"},{"id":2103,"kind":"Course","title":"Stroke Learning Pathway - peer review - page 2103","link":"https://radiopaedia.org/courses/stroke-learning-pathway-peer-review/pages/2103"}],"stem":"\u003cp\u003eWhat vessel is indicated by the blue arrow?\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/1781"}],"attemptsPercentages":[{"alternativeId":"8845","percentage":17},{"alternativeId":"8844","percentage":32},{"alternativeId":"8847","percentage":4},{"alternativeId":"8846","percentage":47}],"promptToLogin":false,"questionManager":false,"articleId":"fetal-posterior-cerebral-artery"}