Question 1581
{"accessible":true,"alternatives":[{"id":7878,"text":"carotid body tumor"},{"id":7879,"text":"cervical lymphadenopathy"},{"id":7880,"text":"glomus vagale tumor"},{"id":7881,"text":"vagal neurofibroma"},{"id":7882,"text":"vagal schwannoma"}],"archived":false,"correctAlternativeId":7878,"explanation":"\u003cp\u003eThe CT shows an enhancing mass at the level of the carotid bifurcation showing splaying of the internal and external carotid arteries, which is typical of a \u003ca href=\"/articles/carotid-body-tumour\"\u003ecarotid body tumor\u003c/a\u003e.\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u003c/p\u003e","id":1581,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/114/Pasted_Image_1_6_20__9_39_pm_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":47694},"imageAttributionCaseInfo":{"title":"Carotid body tumor","contributor_name":"Humberto Rodrigo Prochnow Tibau","contributor_param":"zoneca","case_rid":47694,"case_param":"carotid-body-tumour-19"},"firstQuestionPath":"/questions/1581","nextQuestionPath":null,"relatedArticles":[{"id":4629,"title":"Carotid body tumor","link":"/articles/carotid-body-tumour?lang=us"},{"id":5945,"title":"Vagal paraganglioma","link":"/articles/vagal-paraganglioma?lang=us"},{"id":19575,"title":"Schwannoma","link":"/articles/schwannoma?lang=us"},{"id":19089,"title":"Neurofibroma","link":"/articles/neurofibroma?lang=us"},{"id":2752,"title":"Lymph node enlargement","link":"/articles/lymph-node-enlargement?lang=us"}],"alsoUsedIn":[{"id":617,"kind":"Course","title":"Radiopaedia 2020 - Lectures Only - page 617","link":"https://radiopaedia.org/courses/radiopaedia-2020-exclusive/pages/617"},{"id":617,"kind":"Course","title":"2020 Virtual Conference Private Use - page 617","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/617"}],"stem":"\u003cp\u003eA 25-year-old male presented with a left neck lump. CT was performed. What is the most likely diagnosis?\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/1581"}],"attemptsPercentages":[{"alternativeId":"7882","percentage":5},{"alternativeId":"7878","percentage":83},{"alternativeId":"7881","percentage":2},{"alternativeId":"7879","percentage":2},{"alternativeId":"7880","percentage":8}],"promptToLogin":false,"questionManager":false,"articleId":"adult-cervical-lymphadenopathy-differential"}