Question 1824
{"accessible":false,"alternatives":[{"id":9062,"text":"anterior longitudinal ligament forms part of the anterior column"},{"id":9063,"text":"ligamentum flavum forms part of the middle column"},{"id":9064,"text":"one column injuries are stable"},{"id":9065,"text":"supraspinous ligament forms part of the posterior column"},{"id":9066,"text":"three column injuries are unstable"}],"archived":false,"correctAlternativeId":9063,"explanation":"\u003cp\u003eThe ligamentum flavum is part of the posterior column, not the middle column. All other answer statements\u0026nbsp;are correct.\u0026nbsp;Single column injuries are stable while\u0026nbsp;injuries to two or more contiguous\u0026nbsp;columns are\u0026nbsp;considered unstable.\u0026nbsp;\u0026nbsp;\u0026nbsp;\u003c/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eanterior column\u003c/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https://radiopaedia.org/articles/anterior-longitudinal-ligament?lang=gb\"\u003eanterior longitudinal ligament\u003c/a\u003e\u0026nbsp;(ALL)\u003c/li\u003e\n\u003cli\u003eanterior two-thirds of the\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/vertebra?lang=gb\"\u003evertebral body\u003c/a\u003e\n\u003c/li\u003e\n\u003cli\u003eanterior two-thirds of the\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/intervertebral-disc?lang=gb\"\u003eintervertebral disc\u003c/a\u003e\u0026nbsp;(annulus fibrosus)\u003c/li\u003e\n\u003c/ul\u003e\n\u003c/li\u003e\n\u003cli\u003e\n\u003cstrong\u003emiddle column\u003c/strong\u003e\u003cul\u003e\n\u003cli\u003eposterior one-third of the vertebral body\u003c/li\u003e\n\u003cli\u003eposterior one-third of the intervertebral disc (annulus fibrosus)\u003c/li\u003e\n\u003cli\u003e\n\u003ca href=\"https://radiopaedia.org/articles/posterior-longitudinal-ligament?lang=gb\"\u003eposterior longitudinal ligament\u003c/a\u003e\u0026nbsp;(PLL)\u003c/li\u003e\n\u003c/ul\u003e\n\u003c/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eposterior column\u003c/strong\u003e\u003cul\u003e\n\u003cli\u003eeverything posterior to the PLL\u003c/li\u003e\n\u003cli\u003epedicles\u003c/li\u003e\n\u003cli\u003efacet joints and articular processes\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"https://radiopaedia.org/articles/ligamentum-flavum?lang=gb\"\u003eligamentum flavum\u003c/a\u003e\u003c/li\u003e\n\u003cli\u003esupraspinous and interspinous ligaments\u003c/li\u003e\n\u003c/ul\u003e\n\u003c/li\u003e\n\u003c/ul\u003e","id":1824,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1824","nextQuestionPath":"/articles/three-column-concept-of-spinal-fractures/questions/157","relatedArticles":[],"alsoUsedIn":[{"id":808,"kind":"Course","title":"X-ray Interpretation: Cervical Spine - page 808","link":"https://radiopaedia.org/courses/x-ray-interpretation-cervical-spine/pages/808"},{"id":808,"kind":"Course","title":"Emergency Radiology Course - Melbourne - page 808","link":"https://radiopaedia.org/courses/emergency-radiology-course-melbourne-2022/pages/808"},{"id":808,"kind":"Course","title":"Emergency Radiology Course - Brisbane - page 808","link":"https://radiopaedia.org/courses/emergency-radiology-course-brisbane-2022/pages/808"}],"stem":"\u003cp\u003eWhich is \u003cstrong\u003eFALSE\u003c/strong\u003e\u0026nbsp;regarding the Denis three column concept of spinal fracture stability?\u0026nbsp;\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/1824"}],"attemptsPercentages":[{"alternativeId":"9066","percentage":3},{"alternativeId":"9063","percentage":79},{"alternativeId":"9064","percentage":6},{"alternativeId":"9062","percentage":2},{"alternativeId":"9065","percentage":10}],"promptToLogin":false,"questionManager":false,"articleId":"three-column-concept-of-spinal-fractures"}