Question 1155
{"accessible":false,"alternatives":[{"id":5782,"text":"aneurysmal bone cyst"},{"id":5783,"text":"chondroblastoma"},{"id":5784,"text":"fibrous dysplasia"},{"id":5785,"text":"giant cell tumour of bone"},{"id":5786,"text":"osteosarcoma"}],"archived":false,"correctAlternativeId":5782,"explanation":"\u003cp\u003eAn incidental, expansile, long bone metaphyseal lesion in a child with non-aggressive features is most likely to be an \u003ca href=\"/articles/aneurysmal-bone-cyst\"\u003eaneurysmal bone cyst\u003c/a\u003e.\u0026nbsp;\u0026nbsp;\u003c/p\u003e","id":1155,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2234","nextQuestionPath":"/articles/aneurysmal-bone-cyst/questions/1154","relatedArticles":[{"id":4915,"title":"Fibrous dysplasia","link":"/articles/fibrous-dysplasia?lang=gb"},{"id":9259,"title":"Chondroblastoma","link":"/articles/chondroblastoma?lang=gb"},{"id":153098,"title":"Giant cell tumour (disambiguation)","link":"/articles/giant-cell-tumour-disambiguation?lang=gb"},{"id":1170,"title":"Osteosarcoma","link":"/articles/osteosarcoma?lang=gb"}],"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\u003eA 14-year-old girl\u0026nbsp;presents after hyperextending her knee. X-ray reveals a 2.5 x 4.0 cm well-defined, expansile,\u0026nbsp;lucent lesion within the proximal fibular metaphysis. There is cortical thinning but no fracture or periosteal reaction. This lesion most likely represents which of the following?\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/1155"}],"attemptsPercentages":[{"alternativeId":"5784","percentage":17},{"alternativeId":"5783","percentage":10},{"alternativeId":"5786","percentage":3},{"alternativeId":"5782","percentage":61},{"alternativeId":"5785","percentage":9}],"promptToLogin":false,"questionManager":false,"articleId":"aneurysmal-bone-cyst"}