Question 2888
{"accessible":true,"alternatives":[{"id":14078,"text":"Bosniak class I"},{"id":14079,"text":"Bosniak class II"},{"id":14080,"text":"Bosniak class IIF"},{"id":14081,"text":"Bosniak class III"},{"id":14082,"text":"Bosniak class IV"}],"archived":false,"correctAlternativeId":14082,"explanation":"\u003cp\u003eA partially exophytic relatively hyperdense cystic mass in the left kidney shows an 8 mm enhancing nodule with acute angles to the wall on the post-contrast image, consistent with Bosniak class IV (version 2019).\u003c/p\u003e","id":2888,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/1068/b4_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":96113},"imageAttributionCaseInfo":{"title":"Renal cyst - Bosniak class IV","contributor_name":"Mohammad Taghi Niknejad","contributor_param":"dr mt niknejad","case_rid":96113,"case_param":"renal-cyst-bosniak-class-iv-4"},"firstQuestionPath":"/questions/2898","nextQuestionPath":null,"relatedArticles":[{"id":86757,"title":"Bosniak classification of cystic renal masses (version 2019)","link":"/articles/bosniak-classification-of-cystic-renal-masses-version-2019?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eA 56-year-old female patient with abdominal pain and incidental left renal cystic lesion. Regarding pre and post-contrast CT images what is the Bosniak class of the left renal cystic lesion? \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/2888"}],"attemptsPercentages":[{"alternativeId":"14082","percentage":67},{"alternativeId":"14081","percentage":22},{"alternativeId":"14078","percentage":11},{"alternativeId":"14079","percentage":0},{"alternativeId":"14080","percentage":0}],"promptToLogin":false,"questionManager":false,"articleId":"renal-cyst"}