Question 1804
{"accessible":true,"alternatives":[{"id":8962,"text":"aneurysmal bone cyst (ABC)"},{"id":8963,"text":"chondroblastoma"},{"id":8964,"text":"chondromyxoid fibroma"},{"id":8965,"text":"chondrosarcoma"},{"id":8966,"text":"giant cell tumor"}],"archived":false,"correctAlternativeId":8966,"explanation":"\u003cp\u003eThere is an expansile, eccentric multiseptated lytic lesion of the radial metaepiphysis with no matrix calcification, abutting the cortex with a narrow zone of transition. The overlying cortex is thinned with no definite surrounding sclerosis. No pathological fracture or adjacent periosteal reaction seen. These radiographic features are those of a giant cell tumor (pathology proven).\u003c/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eaneurysmal bone cyst (ABC): usually seen in younger age group, but may co-exist with giant cell tumor; fluid-fluid levels\u0026nbsp;\u003c/p\u003e\u003c/li\u003e\n\u003cli\u003e\u003cp\u003echondroblastoma:\u0026nbsp;epiphyseal location,\u0026nbsp;usually in skeletally immature patients\u003c/p\u003e\u003c/li\u003e\n\u003cli\u003e\u003cp\u003echondromyxoid fibroma:\u0026nbsp;metaphyseal location, with a\u0026nbsp;multiloculated bubbly appearance and\u0026nbsp;a well-defined sclerotic margin, usually in a younger age group\u003c/p\u003e\u003c/li\u003e\n\u003cli\u003e\u003cp\u003echondrosarcoma:\u0026nbsp;typically seen in older age group\u003c/p\u003e\u003c/li\u003e\n\u003c/ul\u003e","id":1804,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/292/giant-cell-tumour-distal-radius_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":81198},"imageAttributionCaseInfo":{"title":"Giant cell tumor - distal radius","contributor_name":"Matt A. Morgan","contributor_param":"crushergradient","case_rid":81198,"case_param":"giant-cell-tumour-distal-radius"},"firstQuestionPath":"/questions/2234","nextQuestionPath":"/articles/aneurysmal-bone-cyst/questions/1603","relatedArticles":[{"id":1121,"title":"Chondrosarcoma","link":"/articles/chondrosarcoma?lang=us"},{"id":9259,"title":"Chondroblastoma","link":"/articles/chondroblastoma?lang=us"},{"id":10809,"title":"Chondromyxoid fibroma","link":"/articles/chondromyxoid-fibroma?lang=us"},{"id":1385,"title":"Giant cell tumor of bone","link":"/articles/giant-cell-tumour-of-bone?lang=us"}],"alsoUsedIn":[{"id":1110,"kind":"RestrictedPage","title":"Page 1110 (in no courses)","link":"https://radiopaedia.org/admin/restricted_pages/1110"},{"id":2077,"kind":"Course","title":"X-ray Interpretation: Bone Lesions Peer Review - page 2077","link":"https://radiopaedia.org/courses/x-ray-interpretation-bone-lesions-peer-review/pages/2077"},{"id":2077,"kind":"Course","title":"X-ray Interpretation: Bone Lesions - page 2077","link":"https://radiopaedia.org/courses/x-ray-interpretation-bone-lesions/pages/2077"}],"stem":"\u003cp\u003e20-year-old woman with\u0026nbsp;left wrist pain. What is the most likely diagnosis shown on this frontal radiograph?\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/1804"}],"attemptsPercentages":[{"alternativeId":"8965","percentage":1},{"alternativeId":"8966","percentage":63},{"alternativeId":"8964","percentage":2},{"alternativeId":"8962","percentage":29},{"alternativeId":"8963","percentage":6}],"promptToLogin":false,"questionManager":false,"articleId":"aneurysmal-bone-cyst"}