Question 2364
{"accessible":false,"alternatives":[{"id":11662,"text":"Crohn disease"},{"id":11664,"text":"endometriosis"},{"id":11661,"text":"radiation proctitis"},{"id":11663,"text":"ulcerative colitis"}],"archived":false,"correctAlternativeId":11662,"explanation":"\u003cp\u003e\u003ca href=\"/articles/perianal-fistula\"\u003ePerianal fistula\u003c/a\u003e and abscess formation are strongly associated with \u003ca href=\"/articles/crohn-disease-1\"\u003eCrohn disease\u003c/a\u003e. Although \u003ca href=\"/articles/ulcerative-colitis\"\u003eulcerative colitis\u003c/a\u003e starts at the rectum, it does not cause transmural inflammation and is not commonly associated with perianal fistulas. Similarly, radiation \u003ca href=\"/articles/proctitis\"\u003eproctitis\u003c/a\u003e and \u003ca href=\"/articles/endometriosis\"\u003eendometriosis\u003c/a\u003e do not have an association.\u003c/p\u003e","id":2364,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2364","nextQuestionPath":"/articles/crohn-disease-vs-ulcerative-colitis-1/questions/2361","relatedArticles":[{"id":6699,"title":"Endometriosis","link":"/articles/endometriosis?lang=us"},{"id":6829,"title":"Ulcerative colitis","link":"/articles/ulcerative-colitis?lang=us"},{"id":9514,"title":"Perianal fistula","link":"/articles/perianal-fistula?lang=us"},{"id":6791,"title":"Crohn disease","link":"/articles/crohn-disease-1?lang=us"},{"id":66295,"title":"Proctitis","link":"/articles/proctitis?lang=us"}],"alsoUsedIn":[{"id":1304,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1304","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1304"},{"id":1304,"kind":"Course","title":"Abdominal Lectures - page 1304","link":"https://radiopaedia.org/courses/abdominal-lectures/pages/1304"},{"id":1304,"kind":"Course","title":"Content Previews - page 1304","link":"https://radiopaedia.org/courses/previews/pages/1304"}],"stem":"\u003cp\u003eWhat diagnosis is most commonly associated with perianal fistula formation?\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/2364"}],"attemptsPercentages":[{"alternativeId":"11661","percentage":5},{"alternativeId":"11663","percentage":11},{"alternativeId":"11662","percentage":83},{"alternativeId":"11664","percentage":2}],"promptToLogin":false,"questionManager":false,"articleId":"crohn-disease-vs-ulcerative-colitis"}