Question 246
{"accessible":false,"alternatives":[{"id":1188,"text":"aortic root"},{"id":1189,"text":"ascending aorta"},{"id":1190,"text":"aortic arch"},{"id":1191,"text":"aortic isthmus"},{"id":1192,"text":"descending thoracic aorta"},{"id":1193,"text":"thoraco-abdominal aorta"}],"archived":false,"correctAlternativeId":1191,"explanation":"\u003cp\u003eIt is usually seen at the anteromedial aspect of the aorta at site of the\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/ligamentum-arteriosum\"\u003eligamentum arteriosum\u003c/a\u003e, at the\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/aortic-isthmus\"\u003eaortic isthmus\u003c/a\u003e. This is also the site of 90% of posttraumatic aortic injuries as the ligamentum arteriosum is one of the points the thoracic aorta is tethered; therefore, differentiation of ductus arteriosus from a\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/false-aneurysm\"\u003epseudoaneurysm\u003c/a\u003e\u003ca href=\"https://radiopaedia.org/articles/missing?article%5Btitle%5D=delete-me-2\"\u003e\u0026nbsp;\u003c/a\u003eis important.\u003c/p\u003e","id":246,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/257","nextQuestionPath":null,"relatedArticles":[],"alsoUsedIn":[],"stem":"\u003cp\u003eThe ductus diverticulum\u0026nbsp;is a developmental outpouching of the\u0026nbsp;thoracic aorta. Where is it located?\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/246"}],"attemptsPercentages":[{"alternativeId":"1190","percentage":10},{"alternativeId":"1189","percentage":3},{"alternativeId":"1193","percentage":2},{"alternativeId":"1192","percentage":6},{"alternativeId":"1188","percentage":2},{"alternativeId":"1191","percentage":77}],"promptToLogin":false,"questionManager":false,"articleId":"ductus-diverticulum"}