Question 1408
{"accessible":false,"alternatives":[{"id":7019,"text":"enchondroma with a pathological fracture"},{"id":7020,"text":"fracture through a humeral pseudocyst "},{"id":7021,"text":"glenoid avulsion of the glenohumeral ligament"},{"id":7022,"text":"humeral avulsion of the glenohumeral ligament"},{"id":7023,"text":"unicameral bone cyst with a pathological fracture"}],"archived":false,"correctAlternativeId":7023,"explanation":"\u003cp\u003eThe \u003cstrong\u003efallen fragment sign\u003c/strong\u003e is specific for a \u003cstrong\u003eunicameral bone cyst\u003c/strong\u003e\u003cstrong\u003e\u0026nbsp;with a pathological fracture\u003c/strong\u003e.\u003cstrong\u003e \u003c/strong\u003ePart of the thinned cortex 'falls' into the cyst, thus indicating that the lucency is both\u0026nbsp;fluid-filled and uni-loculated.\u003c/p\u003e","id":1408,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1408","nextQuestionPath":null,"relatedArticles":[{"id":1464,"title":"Humeral avulsion of the glenohumeral ligament","link":"/articles/humeral-avulsion-of-the-glenohumeral-ligament?lang=gb"},{"id":7620,"title":"Enchondroma","link":"/articles/enchondroma?lang=gb"},{"id":7189,"title":"Simple bone cyst","link":"/articles/simple-bone-cyst?lang=gb"},{"id":12354,"title":"Fallen fragment sign","link":"/articles/fallen-fragment-sign?lang=gb"},{"id":54431,"title":"Glenoid avulsion of the glenohumeral ligament","link":"/articles/glenoid-avulsion-of-the-glenohumeral-ligament?lang=gb"}],"alsoUsedIn":[{"id":527,"kind":"Course","title":"X-ray Interpretation: Shoulder Injuries - page 527","link":"https://radiopaedia.org/courses/x-ray-interpretation-shoulder-injuries/pages/527"},{"id":527,"kind":"Course","title":"X-ray Interpretation: Upper Limb Injuries - page 527","link":"https://radiopaedia.org/courses/x-ray-interpretation-upper-limb-injuries/pages/527"}],"stem":"\u003cp\u003eThe 'fallen fragment sign'\u0026nbsp;is specific to a...\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/1408"}],"attemptsPercentages":[{"alternativeId":"7020","percentage":8},{"alternativeId":"7021","percentage":3},{"alternativeId":"7019","percentage":4},{"alternativeId":"7022","percentage":3},{"alternativeId":"7023","percentage":83}],"promptToLogin":false,"questionManager":false,"articleId":"pseudocyst-of-the-humerus"}