Question 1722
{"accessible":true,"alternatives":[{"id":8557,"text":"anterior spinal artery"},{"id":8558,"text":"basilar artery"},{"id":8559,"text":"posterior cerebral artery (PCA)"},{"id":8560,"text":"superior cerebellar artery"},{"id":8556,"text":"vertebral artery"}],"archived":false,"correctAlternativeId":8558,"explanation":"\u003cp\u003eThis is a characteristic pontine perforator infarct. Note how the lesion abuts but does not cross the midline. this is helpful in distinguishing it from other potential pontine lesions (e.g. osmotic demyelination).\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u003c/p\u003e","id":1722,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/216/Square-MCQ-1024x1024.005_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":24320},"imageAttributionCaseInfo":{"title":"Acute pontine infarct","contributor_name":"Ian Bickle","contributor_param":"clonvara","case_rid":24320,"case_param":"acute-pontine-infarct"},"firstQuestionPath":"/questions/1779","nextQuestionPath":"/articles/brain-arterial-vascular-territories/questions/1721","relatedArticles":[{"id":13437,"title":"Ischaemic stroke","link":"/articles/ischaemic-stroke?lang=gb"},{"id":32265,"title":"Brainstem stroke syndromes","link":"/articles/brainstem-stroke-syndromes?lang=gb"}],"alsoUsedIn":[{"id":763,"kind":"Course","title":"Stroke Learning Pathway - page 763","link":"https://radiopaedia.org/courses/stroke-learning-pathway/pages/763"},{"id":763,"kind":"Course","title":"Content Previews - page 763","link":"https://radiopaedia.org/courses/previews/pages/763"},{"id":2100,"kind":"Course","title":"Stroke Learning Pathway - peer review - page 2100","link":"https://radiopaedia.org/courses/stroke-learning-pathway-peer-review/pages/2100"}],"stem":"\u003cp\u003eThis infarct corresponds to which vascular territory?\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/1722"}],"attemptsPercentages":[{"alternativeId":"8559","percentage":14},{"alternativeId":"8560","percentage":13},{"alternativeId":"8556","percentage":7},{"alternativeId":"8557","percentage":3},{"alternativeId":"8558","percentage":63}],"promptToLogin":false,"questionManager":false,"articleId":"brain-arterial-vascular-territories"}