Question 433
{"accessible":false,"alternatives":[{"id":2172,"text":"90% are bilateral"},{"id":2173,"text":"associated with pes cavus"},{"id":2174,"text":"coalition may be fibrous"},{"id":2175,"text":"occurs more commonly in females"},{"id":2176,"text":"talonavicular coalition is most common"}],"archived":false,"correctAlternativeId":2174,"explanation":"\u003cp\u003eTarsal coalitions are relatively common occurring in ~5% of the population:\u003c/p\u003e\u003cul\u003e\u003cli\u003e50% are bilateral\u003c/li\u003e\u003cli\u003eassociated with pes planus\u003c/li\u003e\u003cli\u003ecoalition may be fibrous, cartilaginous or osseous\u003c/li\u003e\u003cli\u003emore commonly occurs in males (M:F = 4:1)\u003c/li\u003e\u003cli\u003ecalcaneonavicular\u0026nbsp;and\u0026nbsp;talocalcaneal coalitions are most common, accounting for 45% each\u003c/li\u003e\u003c/ul\u003e","id":433,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/433","nextQuestionPath":null,"relatedArticles":[],"alsoUsedIn":[{"id":1420,"kind":"Course","title":"Emergency Radiology Course - Brisbane - page 1420","link":"https://radiopaedia.org/courses/emergency-radiology-course-brisbane-2022/pages/1420"},{"id":2021,"kind":"Course","title":"X-ray Interpretation: Foot \u0026 Ankle Injuries Peer Review - page 2021","link":"https://radiopaedia.org/courses/x-ray-interpretation-foot-ankle-injuries-peer-review/pages/2021"},{"id":2021,"kind":"Course","title":"X-ray Interpretation: Foot \u0026 Ankle Injuries - page 2021","link":"https://radiopaedia.org/courses/x-ray-interpretation-foot-ankle-injuries/pages/2021"}],"stem":"\u003cp\u003eRegarding tarsal coalitions, which is true?\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/433"}],"attemptsPercentages":[{"alternativeId":"2172","percentage":7},{"alternativeId":"2176","percentage":20},{"alternativeId":"2173","percentage":6},{"alternativeId":"2174","percentage":63},{"alternativeId":"2175","percentage":4}],"promptToLogin":false,"questionManager":false,"articleId":"tarsal-coalition"}