Question 132
{"accessible":false,"alternatives":[{"id":662,"text":"diaphragmatic rupture"},{"id":663,"text":"discontinuity of the lateral arcuate ligament"},{"id":664,"text":"eventration of the diaphragm"},{"id":665,"text":"hiatus hernia"}],"archived":false,"correctAlternativeId":662,"explanation":"\u003cp\u003eThe\u0026nbsp;collar sign\u0026nbsp;(or\u0026nbsp;hourglass sign) is a waist-like constriction of the herniating hollow viscus from the abdominal into the chest at the site of the diaphragmatic tear, which is classical of diaphragmatic rupture.\u003c/p\u003e","id":132,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/132","nextQuestionPath":null,"relatedArticles":[],"alsoUsedIn":[],"stem":"\u003cp\u003eThe 'collar sign' on a CT is a classic radiological sign of...\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/132"}],"attemptsPercentages":[{"alternativeId":"663","percentage":9},{"alternativeId":"664","percentage":7},{"alternativeId":"662","percentage":72},{"alternativeId":"665","percentage":12}],"promptToLogin":false,"questionManager":false,"articleId":"collar-sign-in-diaphragmatic-rupture"}