Question 34
{"accessible":false,"alternatives":[{"id":154,"text":"cervical vertebrae"},{"id":155,"text":"femora"},{"id":156,"text":"lumbar vertebrae"},{"id":157,"text":"phalanges"},{"id":158,"text":"sacrum"}],"archived":false,"correctAlternativeId":155,"explanation":"\u003cp\u003eMost osteoid osteomas occur in long tubular bones of the limbs\u0026nbsp;but essentially any bone may be involved:\u003c/p\u003e\u003cul\u003e\n\u003cli\u003elong bones of the limbs: 65-80%\u003cul\u003e\n\u003cli\u003efemur most common (especially neck of femur)\u003c/li\u003e\n\u003cli\u003emid tibial\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/diaphysis\"\u003ediaphysis\u003c/a\u003e\u0026nbsp;common also\u003c/li\u003e\n\u003c/ul\u003e\n\u003c/li\u003e\n\u003cli\u003ephalanges: ~20%\u003c/li\u003e\n\u003cli\u003evertebrae: ~10%, predominantly posterior elements\u0026nbsp;\u003cul\u003e\n\u003cli\u003elumbar: 59%\u003c/li\u003e\n\u003cli\u003ecervical: 27%\u003c/li\u003e\n\u003cli\u003ethoracic: 12%\u003c/li\u003e\n\u003cli\u003esacrum: 2%\u003c/li\u003e\n\u003c/ul\u003e\n\u003c/li\u003e\n\u003c/ul\u003e","id":34,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2423","nextQuestionPath":null,"relatedArticles":[],"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\u003eWhere is the most common location for an osteoid osteoma?\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/34"}],"attemptsPercentages":[{"alternativeId":"156","percentage":12},{"alternativeId":"154","percentage":3},{"alternativeId":"155","percentage":79},{"alternativeId":"158","percentage":2},{"alternativeId":"157","percentage":4}],"promptToLogin":false,"questionManager":false,"articleId":"osteoid-osteoma"}