Question 1552
{"accessible":false,"alternatives":[{"id":7745,"text":"continuous bowel involvement"},{"id":7744,"text":"large bowel involvement"},{"id":7746,"text":"male predilection"},{"id":7747,"text":"perianal involvement"}],"archived":false,"correctAlternativeId":7747,"explanation":"\u003cp\u003e15-25% of patients with Crohn disease have large bowel involvement. In ulcerative colitis, there is a continuous length of bowel involved, commencing from the rectum. However, perianal disease, including fistula and abscess formation, is more common in Crohn disease. There is a male predilection in ulcerative colitis.\u003c/p\u003e","id":1552,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2364","nextQuestionPath":null,"relatedArticles":[{"id":6829,"title":"Ulcerative colitis","link":"/articles/ulcerative-colitis?lang=us"},{"id":6791,"title":"Crohn disease","link":"/articles/crohn-disease-1?lang=us"}],"alsoUsedIn":[{"id":620,"kind":"Course","title":"Radiopaedia 2020 - Lectures Only - page 620","link":"https://radiopaedia.org/courses/radiopaedia-2020-exclusive/pages/620"},{"id":620,"kind":"Course","title":"2020 Virtual Conference Private Use - page 620","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/620"},{"id":681,"kind":"Course","title":"Abdominal Emergency Radiology Course - page 681","link":"https://radiopaedia.org/courses/abdominal-emergency-radiology-course-online/pages/681"},{"id":681,"kind":"Course","title":"2020 Virtual Conference Private Use - page 681","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/681"}],"stem":"\u003cp\u003eWhich of the following features is more typical of Crohn disease than ulcerative colitis?\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/1552"}],"attemptsPercentages":[{"alternativeId":"7745","percentage":16},{"alternativeId":"7744","percentage":5},{"alternativeId":"7746","percentage":24},{"alternativeId":"7747","percentage":54}],"promptToLogin":false,"questionManager":false,"articleId":"crohn-disease-vs-ulcerative-colitis"}