Presentation
Trauma.
Patient Data
Age: 25 years
Gender: Male
From the case:
Mallet finger
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Tiny avulsion fracture of the dorsal aspect of the base of the distal phalanx of the 5th finger.
Case Discussion
A triangular avulsion fragment at the insertion of the common extensor tendon on the dorsal aspect of the distal phalanx at the distal interphalangeal (DIP) joint is compatible with mallet finger.