Question 1277
{"accessible":false,"alternatives":[{"id":6387,"text":"Bennett fracture"},{"id":6388,"text":"epibasal fracture"},{"id":6389,"text":"Jones fracture "},{"id":6390,"text":"Rolando fracture"},{"id":6391,"text":"Seymour fracture"}],"archived":false,"correctAlternativeId":6388,"explanation":"\u003cp\u003e\u003cstrong\u003eEpibasal fractures\u003c/strong\u003e of the thumb (also called \u003cstrong\u003epseudo-Bennett fracture\u003c/strong\u003e) are two-piece fractures of the proximal first metacarpal bone. They are usually stable, depending on the degree of displacement, and often do not require surgery. It is important to distinguish them from intra-articular fractures (e.g. Bennett fracture-dislocation or Rolando fracture), which are usually unstable and require surgery.\u003c/p\u003e","id":1277,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1277","nextQuestionPath":"/articles/fractures-of-the-thumb/questions/458","relatedArticles":[{"id":1291,"title":"Epibasal fracture of the thumb","link":"/articles/epibasal-fracture-of-the-thumb?lang=us"},{"id":984,"title":"Bennett fracture","link":"/articles/bennett-fracture?lang=us"},{"id":1991,"title":"Rolando fracture","link":"/articles/rolando-fracture?lang=us"}],"alsoUsedIn":[{"id":358,"kind":"Course","title":"Trauma Radiology Course - Sydney - page 358","link":"https://radiopaedia.org/courses/trauma-radiology-course-sydney-2020/pages/358"},{"id":358,"kind":"Course","title":"Emergency Radiology Course - Melbourne - page 358","link":"https://radiopaedia.org/courses/emergency-radiology-course-melbourne-2020/pages/358"},{"id":358,"kind":"Course","title":"X-ray Interpretation: Hand Injuries - page 358","link":"https://radiopaedia.org/courses/x-ray-interpretation-hand-injuries/pages/358"},{"id":358,"kind":"Course","title":"X-ray Interpretation: Upper Limb Injuries - page 358","link":"https://radiopaedia.org/courses/x-ray-interpretation-upper-limb-injuries/pages/358"}],"stem":"\u003cp\u003eWhat is the name for an extra-articular two-part fracture of the base of the thumb?\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/1277"}],"attemptsPercentages":[{"alternativeId":"6389","percentage":3},{"alternativeId":"6387","percentage":27},{"alternativeId":"6390","percentage":3},{"alternativeId":"6388","percentage":63},{"alternativeId":"6391","percentage":4}],"promptToLogin":false,"questionManager":false,"articleId":"fractures-of-the-thumb"}