Question 439
{"accessible":false,"alternatives":[{"id":2203,"text":"angiodysplasia"},{"id":2204,"text":"colorectal carcinoma"},{"id":2205,"text":"colonic polyps"},{"id":2206,"text":"diverticular disease"},{"id":2207,"text":"hemorrhoids"}],"archived":false,"correctAlternativeId":2206,"explanation":"\u003cp\u003eAlthough lower gastrointestinal bleeding can occur at any age, specific disease processes are distinctive for different age groups and familiarity with this can help tailor the diagnostic workup:\u003c/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eadolescents and young adults\u003c/strong\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https://radiopaedia.org/articles/inflammatory-bowel-disease\"\u003einflammatory bowel disease\u003c/a\u003e\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"https://radiopaedia.org/articles/colon-polyp\"\u003epolyps\u003c/a\u003e\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"https://radiopaedia.org/articles/meckel-diverticulum-1\"\u003eMeckel diverticulum\u003c/a\u003e\u003c/li\u003e\n\u003c/ul\u003e\n\u003c/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eolder adults\u003c/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https://radiopaedia.org/articles/colonic-diverticulosis\"\u003ecolonic diverticula\u003c/a\u003e\u0026nbsp;(~40%)\u003c/li\u003e\n\u003cli\u003e\n\u003ca href=\"https://radiopaedia.org/articles/gastrointestinal-angiodysplasia\"\u003eangiodysplasia\u003c/a\u003e\u0026nbsp;(~25%)\u003c/li\u003e\n\u003cli\u003e\n\u003ca href=\"https://radiopaedia.org/articles/colorectal-carcinoma\"\u003ecolorectal carcinoma\u003c/a\u003e\u0026nbsp;(~12.5%)\u003c/li\u003e\n\u003cli\u003e\n\u003ca href=\"https://radiopaedia.org/articles/colon-polyp\"\u003epolyps\u003c/a\u003e\u0026nbsp;(~7.5%)\u003c/li\u003e\n\u003cli\u003erectal trauma/fissure/hemorrhoids (~7.5%)\u003c/li\u003e\n\u003cli\u003e\n\u003ca href=\"https://radiopaedia.org/articles/upper-gastrointestinal-bleeding\"\u003eupper gastrointestinal bleeding\u003c/a\u003e\u0026nbsp;(e.g.\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/peptic-ulcer-disease\"\u003epeptic ulcer\u003c/a\u003e)\u003c/li\u003e\n\u003c/ul\u003e\n\u003c/li\u003e\n\u003c/ul\u003e","id":439,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1547","nextQuestionPath":null,"relatedArticles":[],"alsoUsedIn":[{"id":629,"kind":"Course","title":"Radiopaedia 2020 - Lectures Only - page 629","link":"https://radiopaedia.org/courses/radiopaedia-2020-exclusive/pages/629"},{"id":629,"kind":"Course","title":"2020 Virtual Conference Private Use - page 629","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/629"},{"id":690,"kind":"Course","title":"Abdominal Emergency Radiology Course - page 690","link":"https://radiopaedia.org/courses/abdominal-emergency-radiology-course-online/pages/690"},{"id":690,"kind":"Course","title":"2020 Virtual Conference Private Use - page 690","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/690"},{"id":180,"kind":"Course","title":"Cases in Radiology: Abdomen - page 180","link":"https://radiopaedia.org/courses/cases-in-radiology-abdomen/pages/180"},{"id":181,"kind":"Course","title":"Cases in Radiology: Abdomen - page 181","link":"https://radiopaedia.org/courses/cases-in-radiology-abdomen/pages/181"},{"id":167,"kind":"Course","title":"Abdominal Emergency Radiology Course - page 167","link":"https://radiopaedia.org/courses/abdominal-emergency-radiology-course-online/pages/167"}],"stem":"\u003cp\u003eIn older adults, which of the following is the most common cause of lower gastrointestinal tract bleeding?\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/439"}],"attemptsPercentages":[{"alternativeId":"2204","percentage":14},{"alternativeId":"2206","percentage":54},{"alternativeId":"2203","percentage":13},{"alternativeId":"2205","percentage":3},{"alternativeId":"2207","percentage":17}],"promptToLogin":false,"questionManager":false,"articleId":"lower-gastrointestinal-bleeding"}