Question 1607
{"accessible":false,"alternatives":[{"id":8003,"text":"rigid"},{"id":8004,"text":"normal"},{"id":8005,"text":"hypermobile"},{"id":8006,"text":"markedly hypermobile"},{"id":8007,"text":"dislocated"}],"archived":false,"correctAlternativeId":8005,"explanation":"\u003cp\u003eDynamic angulation on standing and seated radiographs (usually measured\u0026nbsp;along the anterior cortex using PACS software) is used to determine degree of mobility in coccygeal anatomy:\u003c/p\u003e\u003cul\u003e\u003cli\u003e\u003cstrong\u003erigid / immobile\u003c/strong\u003e: \u0026lt;5°\u0026nbsp;\u003c/li\u003e\u003cli\u003e\u003cstrong\u003enormal\u003c/strong\u003e: 5-25°\u0026nbsp;\u003c/li\u003e\u003cli\u003e\u003cstrong\u003ehypermobile\u003c/strong\u003e: \u0026gt;25°\u003c/li\u003e\u003cli\u003e\u003cstrong\u003emarkedly hypermobile\u003c/strong\u003e: \u0026gt;35°\u003c/li\u003e\u003c/ul\u003e","id":1607,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1609","nextQuestionPath":"/articles/coccydynia/questions/1556","relatedArticles":[{"id":44758,"title":"Coccyx","link":"/articles/coccyx?lang=gb"}],"alsoUsedIn":[],"stem":"\u003cp\u003eIn a patient with low back / coccygeal pain, on standing and seated radiographs there is a 28° change in angulation of the coccyx. This measurement indicates the coccyx is:\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/1607"}],"attemptsPercentages":[{"alternativeId":"8007","percentage":15},{"alternativeId":"8006","percentage":13},{"alternativeId":"8003","percentage":2},{"alternativeId":"8004","percentage":12},{"alternativeId":"8005","percentage":57}],"promptToLogin":false,"questionManager":false,"articleId":"coccydynia"}