Question 208
{"accessible":false,"alternatives":[{"id":1001,"text":"duodenal ulcer"},{"id":1002,"text":"laparoscopic cholecysectomy"},{"id":1003,"text":"sigmoid diverticulitis"},{"id":1004,"text":"transverse colon carcinoma"}],"archived":false,"correctAlternativeId":1001,"explanation":"\u003cp\u003eA\u0026nbsp;perforated duodenum is considered the most common non-iatrogenic cause of pneumoretroperitoneum. Of the other options:\u003c/p\u003e\u003cul\u003e\n\u003cli\u003elaparoscopic cholecystectomy involves peritoneal cavity insufflation and the retroperitoneum should not be entered\u003c/li\u003e\n\u003cli\u003eboth the transverse and sigmoid colon are on free mesentery and rupture of these structures results in pneumoperitoneum not pneumoretroperitoneum\u003c/li\u003e\n\u003c/ul\u003e","id":208,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2474","nextQuestionPath":null,"relatedArticles":[],"alsoUsedIn":[],"stem":"\u003cp\u003eWhich of the following is the most likely cause of pneumoretroperitoneum?\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/208"}],"attemptsPercentages":[{"alternativeId":"1003","percentage":5},{"alternativeId":"1004","percentage":3},{"alternativeId":"1002","percentage":15},{"alternativeId":"1001","percentage":77}],"promptToLogin":false,"questionManager":false,"articleId":"pneumoretroperitoneum"}