Question 1946
{"accessible":true,"alternatives":[{"id":9680,"text":"Bosniak I"},{"id":9681,"text":"Bosniak II"},{"id":9682,"text":"Bosniak IIF"},{"id":9683,"text":"Bosniak III"},{"id":9684,"text":"Bosniak IV"}],"archived":false,"correctAlternativeId":9684,"explanation":"\u003cp\u003eThe selected CT image demonstrates a large exophytic cystic mass arising from the anterior aspect of the left kidney, adjacent to the renal vein with thick enhancing\u0026nbsp;internal septa\u0026nbsp;and enhancing\u0026nbsp;central solid component. These findings are in keeping with Bosniak IV.\u003c/p\u003e\u003cp\u003eFor more details, please refer to the article:\u0026nbsp;\u003ca href=\"/articles/bosniak-classification-system-of-renal-cystic-masses\"\u003eBosniak classification system of renal cystic masses\u003c/a\u003e.\u003c/p\u003e","id":1946,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/352/complex-renal-cyst-bosniak-type-iv_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":61987},"imageAttributionCaseInfo":{"title":"Renal cystic mass (Bosniak class IV)","contributor_name":"Mohammad Taghi Niknejad","contributor_param":"dr mt niknejad","case_rid":61987,"case_param":"renal-cystic-mass-bosniak-class-iv-1"},"firstQuestionPath":"/questions/1946","nextQuestionPath":"/articles/bosniak-classification-system-of-renal-cystic-masses-version-2005/questions/1773","relatedArticles":[{"id":83254,"title":"Cystic renal tumors","link":"/articles/cystic-renal-tumours?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eAccording to the Bosniak classification,\u0026nbsp;which\u0026nbsp;grade of renal cystic mass\u0026nbsp;is shown on this selected enhanced axial CT image?\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/1946"}],"attemptsPercentages":[{"alternativeId":"9682","percentage":5},{"alternativeId":"9681","percentage":2},{"alternativeId":"9680","percentage":1},{"alternativeId":"9684","percentage":79},{"alternativeId":"9683","percentage":12}],"promptToLogin":false,"questionManager":false,"articleId":"bosniak-classification-system-of-renal-cystic-masses-version-2005"}