Question 555
{"accessible":false,"alternatives":[{"id":2784,"text":"common extensor tendon at the DIP joint"},{"id":2785,"text":"common extensor tendon at the PIP joint"},{"id":2786,"text":"common flexor tendon at the DIP joint"},{"id":2787,"text":"common flexor tendon at the PIP joint"}],"archived":false,"correctAlternativeId":2784,"explanation":"\u003cp\u003eMallet finger is a result of an injury to the common extensor tendon at the DIP joint. A tear of the tendon causes\u0026nbsp;the distal phalanx\u0026nbsp;to droop (unopposed flexion), resembling the mallet on a piano.\u003c/p\u003e","id":555,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2858","nextQuestionPath":null,"relatedArticles":[{"id":17538,"title":"Mallet finger","link":"/articles/mallet-finger?lang=us"},{"id":41773,"title":"Phalanx fracture","link":"/articles/phalanx-fracture?lang=us"}],"alsoUsedIn":[{"id":354,"kind":"Course","title":"Trauma Radiology Course - Sydney - page 354","link":"https://radiopaedia.org/courses/trauma-radiology-course-sydney-2020/pages/354"},{"id":354,"kind":"Course","title":"Emergency Radiology Course - Melbourne - page 354","link":"https://radiopaedia.org/courses/emergency-radiology-course-melbourne-2020/pages/354"},{"id":354,"kind":"Course","title":"X-ray Interpretation: Hand Injuries - page 354","link":"https://radiopaedia.org/courses/x-ray-interpretation-hand-injuries/pages/354"},{"id":354,"kind":"Course","title":"X-ray Interpretation: Upper Limb Injuries - page 354","link":"https://radiopaedia.org/courses/x-ray-interpretation-upper-limb-injuries/pages/354"},{"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\u003e\"Mallet finger\" is a result of an injury to which tendon at what joint?\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/555"}],"attemptsPercentages":[{"alternativeId":"2784","percentage":89},{"alternativeId":"2785","percentage":3},{"alternativeId":"2786","percentage":7},{"alternativeId":"2787","percentage":1}],"promptToLogin":false,"questionManager":false,"articleId":"distal-phalanx-fracture"}